116569 Commits

Author SHA1 Message Date
Linus Torvalds
44889ba56c Networking fixes for 6.3-rc2, including fixes from netfilter, bpf
Current release - regressions:
 
   - core: avoid skb end_offset change in __skb_unclone_keeptruesize()
 
   - sched:
     - act_connmark: handle errno on tcf_idr_check_alloc
     - flower: fix fl_change() error recovery path
 
   - ieee802154: prevent user from crashing the host
 
 Current release - new code bugs:
 
   - eth: bnxt_en: fix the double free during device removal
 
   - tools: ynl:
     - fix enum-as-flags in the generic CLI
     - fully inherit attrs in subsets
     - re-license uniformly under GPL-2.0 or BSD-3-clause
 
 Previous releases - regressions:
 
   - core: use indirect calls helpers for sk_exit_memory_pressure()
 
   - tls:
     - fix return value for async crypto
     - avoid hanging tasks on the tx_lock
 
   - eth: ice: copy last block omitted in ice_get_module_eeprom()
 
 Previous releases - always broken:
 
   - core: avoid double iput when sock_alloc_file fails
 
   - af_unix: fix struct pid leaks in OOB support
 
   - tls:
     - fix possible race condition
     - fix device-offloaded sendpage straddling records
 
   - bpf:
     - sockmap: fix an infinite loop error
     - test_run: fix &xdp_frame misplacement for LIVE_FRAMES
     - fix resolving BTF_KIND_VAR after ARRAY, STRUCT, UNION, PTR
 
   - netfilter: tproxy: fix deadlock due to missing BH disable
 
   - phylib: get rid of unnecessary locking
 
   - eth: bgmac: fix *initial* chip reset to support BCM5358
 
   - eth: nfp: fix csum for ipsec offload
 
   - eth: mtk_eth_soc: fix RX data corruption issue
 
 Misc:
 
   - usb: qmi_wwan: add telit 0x1080 composition
 
 Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Merge tag 'net-6.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Paolo Abeni:
 "Including fixes from netfilter and bpf.

  Current release - regressions:

   - core: avoid skb end_offset change in __skb_unclone_keeptruesize()

   - sched:
      - act_connmark: handle errno on tcf_idr_check_alloc
      - flower: fix fl_change() error recovery path

   - ieee802154: prevent user from crashing the host

  Current release - new code bugs:

   - eth: bnxt_en: fix the double free during device removal

   - tools: ynl:
      - fix enum-as-flags in the generic CLI
      - fully inherit attrs in subsets
      - re-license uniformly under GPL-2.0 or BSD-3-clause

  Previous releases - regressions:

   - core: use indirect calls helpers for sk_exit_memory_pressure()

   - tls:
      - fix return value for async crypto
      - avoid hanging tasks on the tx_lock

   - eth: ice: copy last block omitted in ice_get_module_eeprom()

  Previous releases - always broken:

   - core: avoid double iput when sock_alloc_file fails

   - af_unix: fix struct pid leaks in OOB support

   - tls:
      - fix possible race condition
      - fix device-offloaded sendpage straddling records

   - bpf:
      - sockmap: fix an infinite loop error
      - test_run: fix &xdp_frame misplacement for LIVE_FRAMES
      - fix resolving BTF_KIND_VAR after ARRAY, STRUCT, UNION, PTR

   - netfilter: tproxy: fix deadlock due to missing BH disable

   - phylib: get rid of unnecessary locking

   - eth: bgmac: fix *initial* chip reset to support BCM5358

   - eth: nfp: fix csum for ipsec offload

   - eth: mtk_eth_soc: fix RX data corruption issue

  Misc:

   - usb: qmi_wwan: add telit 0x1080 composition"

* tag 'net-6.3-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (64 commits)
  tools: ynl: fix enum-as-flags in the generic CLI
  tools: ynl: move the enum classes to shared code
  net: avoid double iput when sock_alloc_file fails
  af_unix: fix struct pid leaks in OOB support
  eth: fealnx: bring back this old driver
  net: dsa: mt7530: permit port 5 to work without port 6 on MT7621 SoC
  net: microchip: sparx5: fix deletion of existing DSCP mappings
  octeontx2-af: Unlock contexts in the queue context cache in case of fault detection
  net/smc: fix fallback failed while sendmsg with fastopen
  ynl: re-license uniformly under GPL-2.0 OR BSD-3-Clause
  mailmap: update entries for Stephen Hemminger
  mailmap: add entry for Maxim Mikityanskiy
  nfc: change order inside nfc_se_io error path
  ethernet: ice: avoid gcc-9 integer overflow warning
  ice: don't ignore return codes in VSI related code
  ice: Fix DSCP PFC TLV creation
  net: usb: qmi_wwan: add Telit 0x1080 composition
  net: usb: cdc_mbim: avoid altsetting toggling for Telit FE990
  netfilter: conntrack: adopt safer max chain length
  net: tls: fix device-offloaded sendpage straddling records
  ...
2023-03-09 10:56:58 -08:00
Paolo Abeni
67eeadf2f9 Merge branch '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue
Tony Nguyen says:

====================
Intel Wired LAN Driver Updates 2023-03-07 (ice)

This series contains updates to ice driver only.

Dave removes masking from pfcena field as it was incorrectly preventing
valid traffic classes from being enabled.

Michal resolves various smatch issues such as not propagating error
codes and returning 0 explicitly.

Arnd Bergmann resolves gcc-9 warning for integer overflow.

* '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/net-queue:
  ethernet: ice: avoid gcc-9 integer overflow warning
  ice: don't ignore return codes in VSI related code
  ice: Fix DSCP PFC TLV creation
====================

Link: https://lore.kernel.org/r/20230307220714.3997294-1-anthony.l.nguyen@intel.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-03-09 11:45:08 +01:00
Jakub Kicinski
8f14820801 eth: fealnx: bring back this old driver
This reverts commit d5e2d038dbece821f1af57acbeded3aa9a1832c1.

We have a report of this chip being used on a

  SURECOM EP-320X-S 100/10M Ethernet PCI Adapter

which could still have been purchased in some parts
of the world 3 years ago.

Cc: stable@vger.kernel.org
Link: https://bugzilla.kernel.org/show_bug.cgi?id=217151
Fixes: d5e2d038dbec ("eth: fealnx: delete the driver for Myson MTD-800")
Link: https://lore.kernel.org/r/20230307171930.4008454-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-08 23:22:04 -08:00
Vladimir Oltean
c8b8a3c601 net: dsa: mt7530: permit port 5 to work without port 6 on MT7621 SoC
The MT7530 switch from the MT7621 SoC has 2 ports which can be set up as
internal: port 5 and 6. Arınç reports that the GMAC1 attached to port 5
receives corrupted frames, unless port 6 (attached to GMAC0) has been
brought up by the driver. This is true regardless of whether port 5 is
used as a user port or as a CPU port (carrying DSA tags).

Offline debugging (blind for me) which began in the linked thread showed
experimentally that the configuration done by the driver for port 6
contains a step which is needed by port 5 as well - the write to
CORE_GSWPLL_GRP2 (note that I've no idea as to what it does, apart from
the comment "Set core clock into 500Mhz"). Prints put by Arınç show that
the reset value of CORE_GSWPLL_GRP2 is RG_GSWPLL_POSDIV_500M(1) |
RG_GSWPLL_FBKDIV_500M(40) (0x128), both on the MCM MT7530 from the
MT7621 SoC, as well as on the standalone MT7530 from MT7623NI Bananapi
BPI-R2. Apparently, port 5 on the standalone MT7530 can work under both
values of the register, while on the MT7621 SoC it cannot.

The call path that triggers the register write is:

mt753x_phylink_mac_config() for port 6
-> mt753x_pad_setup()
   -> mt7530_pad_clk_setup()

so this fully explains the behavior noticed by Arınç, that bringing port
6 up is necessary.

The simplest fix for the problem is to extract the register writes which
are needed for both port 5 and 6 into a common mt7530_pll_setup()
function, which is called at mt7530_setup() time, immediately after
switch reset. We can argue that this mirrors the code layout introduced
in mt7531_setup() by commit 42bc4fafe359 ("net: mt7531: only do PLL once
after the reset"), in that the PLL setup has the exact same positioning,
and further work to consolidate the separate setup() functions is not
hindered.

Testing confirms that:

- the slight reordering of writes to MT7530_P6ECR and to
  CORE_GSWPLL_GRP1 / CORE_GSWPLL_GRP2 introduced by this change does not
  appear to cause problems for the operation of port 6 on MT7621 and on
  MT7623 (where port 5 also always worked)

- packets sent through port 5 are not corrupted anymore, regardless of
  whether port 6 is enabled by phylink or not (or even present in the
  device tree)

My algorithm for determining the Fixes: tag is as follows. Testing shows
that some logic from mt7530_pad_clk_setup() is needed even for port 5.
Prior to commit ca366d6c889b ("net: dsa: mt7530: Convert to PHYLINK
API"), a call did exist for all phy_is_pseudo_fixed_link() ports - so
port 5 included. That commit replaced it with a temporary "Port 5 is not
supported!" comment, and the following commit 38f790a80560 ("net: dsa:
mt7530: Add support for port 5") replaced that comment with a
configuration procedure in mt7530_setup_port5() which was insufficient
for port 5 to work. I'm laying the blame on the patch that claimed
support for port 5, although one would have also needed the change from
commit c3b8e07909db ("net: dsa: mt7530: setup core clock even in TRGMII
mode") for the write to be performed completely independently from port
6's configuration.

Thanks go to Arınç for describing the problem, for debugging and for
testing.

Reported-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Link: https://lore.kernel.org/netdev/f297c2c4-6e7c-57ac-2394-f6025d309b9d@arinc9.com/
Fixes: 38f790a80560 ("net: dsa: mt7530: Add support for port 5")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Tested-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20230307155411.868573-1-vladimir.oltean@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-08 23:14:28 -08:00
Daniel Machon
cdd2883310 net: microchip: sparx5: fix deletion of existing DSCP mappings
Fix deletion of existing DSCP mappings in the APP table.

Adding and deleting DSCP entries are replicated per-port, since the
mapping table is global for all ports in the chip. Whenever a mapping
for a DSCP value already exists, the old mapping is deleted first.
However, it is only deleted for the specified port. Fix this by calling
sparx5_dcb_ieee_delapp() instead of dcb_ieee_delapp() as it ought to be.

Reproduce:

// Map and remap DSCP value 63
$ dcb app add dev eth0 dscp-prio 63:1
$ dcb app add dev eth0 dscp-prio 63:2

$ dcb app show dev eth0 dscp-prio
dscp-prio 63:2

$ dcb app show dev eth1 dscp-prio
dscp-prio 63:1 63:2 <-- 63:1 should not be there

Fixes: 8dcf69a64118 ("net: microchip: sparx5: add support for offloading dscp table")
Signed-off-by: Daniel Machon <daniel.machon@microchip.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-08 13:07:59 +00:00
Suman Ghosh
ea9dd2e5c6 octeontx2-af: Unlock contexts in the queue context cache in case of fault detection
NDC caches contexts of frequently used queue's (Rx and Tx queues)
contexts. Due to a HW errata when NDC detects fault/poision while
accessing contexts it could go into an illegal state where a cache
line could get locked forever. To makesure all cache lines in NDC
are available for optimum performance upon fault/lockerror/posion
errors scan through all cache lines in NDC and clear the lock bit.

Fixes: 4a3581cd5995 ("octeontx2-af: NPA AQ instruction enqueue support")
Signed-off-by: Suman Ghosh <sumang@marvell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: Sai Krishna <saikrishnag@marvell.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-08 13:06:32 +00:00
Arnd Bergmann
8f5c5a790e ethernet: ice: avoid gcc-9 integer overflow warning
With older compilers like gcc-9, the calculation of the vlan
priority field causes a false-positive warning from the byteswap:

In file included from drivers/net/ethernet/intel/ice/ice_tc_lib.c:4:
drivers/net/ethernet/intel/ice/ice_tc_lib.c: In function 'ice_parse_cls_flower':
include/uapi/linux/swab.h:15:15: error: integer overflow in expression '(int)(short unsigned int)((int)match.key-><U67c8>.<U6698>.vlan_priority << 13) & 57344 & 255' of type 'int' results in '0' [-Werror=overflow]
   15 |  (((__u16)(x) & (__u16)0x00ffU) << 8) |   \
      |   ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
include/uapi/linux/swab.h:106:2: note: in expansion of macro '___constant_swab16'
  106 |  ___constant_swab16(x) :   \
      |  ^~~~~~~~~~~~~~~~~~
include/uapi/linux/byteorder/little_endian.h:42:43: note: in expansion of macro '__swab16'
   42 | #define __cpu_to_be16(x) ((__force __be16)__swab16((x)))
      |                                           ^~~~~~~~
include/linux/byteorder/generic.h:96:21: note: in expansion of macro '__cpu_to_be16'
   96 | #define cpu_to_be16 __cpu_to_be16
      |                     ^~~~~~~~~~~~~
drivers/net/ethernet/intel/ice/ice_tc_lib.c:1458:5: note: in expansion of macro 'cpu_to_be16'
 1458 |     cpu_to_be16((match.key->vlan_priority <<
      |     ^~~~~~~~~~~

After a change to be16_encode_bits(), the code becomes more
readable to both people and compilers, which avoids the warning.

Fixes: 34800178b302 ("ice: Add support for VLAN priority filters in switchdev")
Suggested-by: Alexander Lobakin <alexandr.lobakin@intel.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Alexander Lobakin <alexandr.lobakin@intel.com>
Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2023-03-07 13:02:01 -08:00
Michal Swiatkowski
c4a9c8e78a ice: don't ignore return codes in VSI related code
There were few smatch warnings reported by Dan:
- ice_vsi_cfg_xdp_txqs can return 0 instead of ret, which is cleaner
- return values in ice_vsi_cfg_def were ignored
- in ice_vsi_rebuild return value was ignored in case rebuild failed,
  it was a never reached code, however, rewrite it for clarity.
- ice_vsi_cfg_tc can return 0 instead of ret

Fixes: 6624e780a577 ("ice: split ice_vsi_setup into smaller functions")
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2023-03-07 13:02:01 -08:00
Dave Ertman
fef3f92e8a ice: Fix DSCP PFC TLV creation
When creating the TLV to send to the FW for configuring DSCP mode PFC,the
PFCENABLE field was being masked with a 4 bit mask (0xF), but this is an 8
bit bitmask for enabled classes for PFC.  This means that traffic classes
4-7 could not be enabled for PFC.

Remove the mask completely, as it is not necessary, as we are assigning 8
bits to an 8 bit field.

Fixes: 2a87bd73e50d ("ice: Add DSCP support")
Signed-off-by: Dave Ertman <david.m.ertman@intel.com>
Signed-off-by: Karen Ostrowska <karen.ostrowska@intel.com>
Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2023-03-07 13:02:01 -08:00
Enrico Sau
382e363d5b net: usb: qmi_wwan: add Telit 0x1080 composition
Add the following Telit FE990 composition:

0x1080: tty, adb, rmnet, tty, tty, tty, tty

Signed-off-by: Enrico Sau <enrico.sau@gmail.com>
Link: https://lore.kernel.org/r/20230306120528.198842-1-enrico.sau@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-03-07 15:27:29 +01:00
Enrico Sau
418383e6ed net: usb: cdc_mbim: avoid altsetting toggling for Telit FE990
Add quirk CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE for Telit FE990
0x1081 composition in order to avoid bind error.

Signed-off-by: Enrico Sau <enrico.sau@gmail.com>
Link: https://lore.kernel.org/r/20230306115933.198259-1-enrico.sau@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-03-07 15:27:01 +01:00
Daniel Golle
193250ace2 net: ethernet: mtk_eth_soc: fix RX data corruption issue
Fix data corruption issue with SerDes connected PHYs operating at 1.25
Gbps speed where we could previously observe about 30% packet loss while
the bad packet counter was increasing.

As almost all boards with MediaTek MT7622 or MT7986 use either the MT7531
switch IC operating at 3.125Gbps SerDes rate or single-port PHYs using
rate-adaptation to 2500Base-X mode, this issue only got exposed now when
we started trying to use SFP modules operating with 1.25 Gbps with the
BananaPi R3 board.

The fix is to set bit 12 which disables the RX FIFO clear function when
setting up MAC MCR, MediaTek SDK did the same change stating:
"If without this patch, kernel might receive invalid packets that are
corrupted by GMAC."[1]

[1]: d8a2975939

Fixes: 42c03844e93d ("net-next: mediatek: add support for MediaTek MT7622 SoC")
Tested-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/138da2735f92c8b6f8578ec2e5a794ee515b665f.1677937317.git.daniel@makrotopia.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-06 13:25:44 -08:00
Heiner Kallweit
58aac3a2ef net: phy: smsc: fix link up detection in forced irq mode
Currently link up can't be detected in forced mode if polling
isn't used. Only link up interrupt source we have is aneg
complete which isn't applicable in forced mode. Therefore we
have to use energy-on as link up indicator.

Fixes: 7365494550f6 ("net: phy: smsc: skip ENERGYON interrupt if disabled")
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-06 13:23:10 -08:00
Linus Torvalds
8ca09d5fa3 cpumask: fix incorrect cpumask scanning result checks
It turns out that commit 596ff4a09b89 ("cpumask: re-introduce
constant-sized cpumask optimizations") exposed a number of cases of
drivers not checking the result of "cpumask_next()" and friends
correctly.

The documented correct check for "no more cpus in the cpumask" is to
check for the result being equal or larger than the number of possible
CPU ids, exactly _because_ we've always done those constant-sized
cpumask scans using a widened type before.  So the return value of a
cpumask scan should be checked with

	if (cpu >= nr_cpu_ids)
		...

because the cpumask scan did not necessarily stop exactly *at* that
maximum CPU id.

But a few cases ended up instead using checks like

	if (cpu == nr_cpumask_bits)
		...

which used that internal "widened" number of bits.  And that used to
work pretty much by accident (ok, in this case "by accident" is simply
because it matched the historical internal implementation of the cpumask
scanning, so it was more of a "intentionally using implementation
details rather than an accident").

But the extended constant-sized optimizations then did that internal
implementation differently, and now that code that did things wrong but
matched the old implementation no longer worked at all.

Which then causes subsequent odd problems due to using what ends up
being an invalid CPU ID.

Most of these cases require either unusual hardware or special uses to
hit, but the random.c one triggers quite easily.

All you really need is to have a sufficiently small CONFIG_NR_CPUS value
for the bit scanning optimization to be triggered, but not enough CPUs
to then actually fill that widened cpumask.  At that point, the cpumask
scanning will return the NR_CPUS constant, which is _not_ the same as
nr_cpumask_bits.

This just does the mindless fix with

   sed -i 's/== nr_cpumask_bits/>= nr_cpu_ids/'

to fix the incorrect uses.

The ones in the SCSI lpfc driver in particular could probably be fixed
more cleanly by just removing that repeated pattern entirely, but I am
not emptionally invested enough in that driver to care.

Reported-and-tested-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/lkml/481b19b5-83a0-4793-b4fd-194ad7b978c3@roeck-us.net/
Reported-and-tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/lkml/CAMuHMdUKo_Sf7TjKzcNDa8Ve+6QrK+P8nSQrSQ=6LTRmcBKNww@mail.gmail.com/
Reported-by: Vernon Yang <vernon2gm@gmail.com>
Link: https://lore.kernel.org/lkml/20230306160651.2016767-1-vernon2gm@gmail.com/
Cc: Yury Norov <yury.norov@gmail.com>
Cc: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2023-03-06 12:15:13 -08:00
Selvin Xavier
89b59a84cb bnxt_en: Fix the double free during device removal
Following warning reported by KASAN during driver unload

==================================================================
BUG: KASAN: double-free in bnxt_remove_one+0x103/0x200 [bnxt_en]
Free of addr ffff88814e8dd4c0 by task rmmod/17469
CPU: 47 PID: 17469 Comm: rmmod Kdump: loaded Tainted: G S                 6.2.0-rc7+ #2
Hardware name: Dell Inc. PowerEdge R740/01YM03, BIOS 2.3.10 08/15/2019
Call Trace:
 <TASK>
 dump_stack_lvl+0x33/0x46
 print_report+0x17b/0x4b3
 ? __call_rcu_common.constprop.79+0x27e/0x8c0
 ? __pfx_free_object_rcu+0x10/0x10
 ? __virt_addr_valid+0xe3/0x160
 ? bnxt_remove_one+0x103/0x200 [bnxt_en]
 kasan_report_invalid_free+0x64/0xd0
 ? bnxt_remove_one+0x103/0x200 [bnxt_en]
 ? bnxt_remove_one+0x103/0x200 [bnxt_en]
 __kasan_slab_free+0x179/0x1c0
 ? bnxt_remove_one+0x103/0x200 [bnxt_en]
 __kmem_cache_free+0x194/0x350
 bnxt_remove_one+0x103/0x200 [bnxt_en]
 pci_device_remove+0x62/0x110
 device_release_driver_internal+0xf6/0x1c0
 driver_detach+0x76/0xe0
 bus_remove_driver+0x89/0x160
 pci_unregister_driver+0x26/0x110
 ? strncpy_from_user+0x188/0x1c0
 bnxt_exit+0xc/0x24 [bnxt_en]
 __x64_sys_delete_module+0x21f/0x390
 ? __pfx___x64_sys_delete_module+0x10/0x10
 ? __pfx_mem_cgroup_handle_over_high+0x10/0x10
 ? _raw_spin_lock+0x87/0xe0
 ? __pfx__raw_spin_lock+0x10/0x10
 ? __audit_syscall_entry+0x185/0x210
 ? ktime_get_coarse_real_ts64+0x51/0x80
 ? syscall_trace_enter.isra.18+0x126/0x1a0
 do_syscall_64+0x37/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7effcb6fd71b
Code: 73 01 c3 48 8b 0d 6d 17 2c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 17 2c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffeada270b8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
RAX: ffffffffffffffda RBX: 00005623660e0750 RCX: 00007effcb6fd71b
RDX: 000000000000000a RSI: 0000000000000800 RDI: 00005623660e07b8
RBP: 0000000000000000 R08: 00007ffeada26031 R09: 0000000000000000
R10: 00007effcb771280 R11: 0000000000000206 R12: 00007ffeada272e0
R13: 00007ffeada28bc4 R14: 00005623660e02a0 R15: 00005623660e0750
 </TASK>

Auxiliary device structures are freed in bnxt_aux_dev_release. So avoid
calling kfree from bnxt_remove_one.

Also, set bp->edev to NULL before freeing the auxilary private structure.

Fixes: d80d88b0dfff ("bnxt_en: Add auxiliary driver support")
Reviewed-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Andy Gospodarek <andrew.gospodarek@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-06 09:36:08 +00:00
Michael Chan
accd7e2369 bnxt_en: Avoid order-5 memory allocation for TPA data
The driver needs to keep track of all the possible concurrent TPA (GRO/LRO)
completions on the aggregation ring.  On P5 chips, the maximum number
of concurrent TPA is 256 and the amount of memory we allocate is order-5
on systems using 4K pages.  Memory allocation failure has been reported:

NetworkManager: page allocation failure: order:5, mode:0x40dc0(GFP_KERNEL|__GFP_COMP|__GFP_ZERO), nodemask=(null),cpuset=/,mems_allowed=0-1
CPU: 15 PID: 2995 Comm: NetworkManager Kdump: loaded Not tainted 5.10.156 #1
Hardware name: Dell Inc. PowerEdge R660/0M1CC5, BIOS 0.2.25 08/12/2022
Call Trace:
 dump_stack+0x57/0x6e
 warn_alloc.cold.120+0x7b/0xdd
 ? _cond_resched+0x15/0x30
 ? __alloc_pages_direct_compact+0x15f/0x170
 __alloc_pages_slowpath.constprop.108+0xc58/0xc70
 __alloc_pages_nodemask+0x2d0/0x300
 kmalloc_order+0x24/0xe0
 kmalloc_order_trace+0x19/0x80
 bnxt_alloc_mem+0x1150/0x15c0 [bnxt_en]
 ? bnxt_get_func_stat_ctxs+0x13/0x60 [bnxt_en]
 __bnxt_open_nic+0x12e/0x780 [bnxt_en]
 bnxt_open+0x10b/0x240 [bnxt_en]
 __dev_open+0xe9/0x180
 __dev_change_flags+0x1af/0x220
 dev_change_flags+0x21/0x60
 do_setlink+0x35c/0x1100

Instead of allocating this big chunk of memory and dividing it up for the
concurrent TPA instances, allocate each small chunk separately for each
TPA instance.  This will reduce it to order-0 allocations.

Fixes: 79632e9ba386 ("bnxt_en: Expand bnxt_tpa_info struct to support 57500 chips.")
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Damodharam Ammepalli <damodharam.ammepalli@broadcom.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-06 09:36:08 +00:00
Russell King (Oracle)
f4b47a2e94 net: phylib: get rid of unnecessary locking
The locking in phy_probe() and phy_remove() does very little to prevent
any races with e.g. phy_attach_direct(), but instead causes lockdep ABBA
warnings. Remove it.

======================================================
WARNING: possible circular locking dependency detected
6.2.0-dirty #1108 Tainted: G        W   E
------------------------------------------------------
ip/415 is trying to acquire lock:
ffff5c268f81ef50 (&dev->lock){+.+.}-{3:3}, at: phy_attach_direct+0x17c/0x3a0 [libphy]

but task is already holding lock:
ffffaef6496cb518 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x154/0x560

which lock already depends on the new lock.

the existing dependency chain (in reverse order) is:

-> #1 (rtnl_mutex){+.+.}-{3:3}:
       __lock_acquire+0x35c/0x6c0
       lock_acquire.part.0+0xcc/0x220
       lock_acquire+0x68/0x84
       __mutex_lock+0x8c/0x414
       mutex_lock_nested+0x34/0x40
       rtnl_lock+0x24/0x30
       sfp_bus_add_upstream+0x34/0x150
       phy_sfp_probe+0x4c/0x94 [libphy]
       mv3310_probe+0x148/0x184 [marvell10g]
       phy_probe+0x8c/0x200 [libphy]
       call_driver_probe+0xbc/0x15c
       really_probe+0xc0/0x320
       __driver_probe_device+0x84/0x120
       driver_probe_device+0x44/0x120
       __device_attach_driver+0xc4/0x160
       bus_for_each_drv+0x80/0xe0
       __device_attach+0xb0/0x1f0
       device_initial_probe+0x1c/0x2c
       bus_probe_device+0xa4/0xb0
       device_add+0x360/0x53c
       phy_device_register+0x60/0xa4 [libphy]
       fwnode_mdiobus_phy_device_register+0xc0/0x190 [fwnode_mdio]
       fwnode_mdiobus_register_phy+0x160/0xd80 [fwnode_mdio]
       of_mdiobus_register+0x140/0x340 [of_mdio]
       orion_mdio_probe+0x298/0x3c0 [mvmdio]
       platform_probe+0x70/0xe0
       call_driver_probe+0x34/0x15c
       really_probe+0xc0/0x320
       __driver_probe_device+0x84/0x120
       driver_probe_device+0x44/0x120
       __driver_attach+0x104/0x210
       bus_for_each_dev+0x78/0xdc
       driver_attach+0x2c/0x3c
       bus_add_driver+0x184/0x240
       driver_register+0x80/0x13c
       __platform_driver_register+0x30/0x3c
       xt_compat_calc_jump+0x28/0xa4 [x_tables]
       do_one_initcall+0x50/0x1b0
       do_init_module+0x50/0x1fc
       load_module+0x684/0x744
       __do_sys_finit_module+0xc4/0x140
       __arm64_sys_finit_module+0x28/0x34
       invoke_syscall+0x50/0x120
       el0_svc_common.constprop.0+0x6c/0x1b0
       do_el0_svc+0x34/0x44
       el0_svc+0x48/0xf0
       el0t_64_sync_handler+0xb8/0xc0
       el0t_64_sync+0x1a0/0x1a4

-> #0 (&dev->lock){+.+.}-{3:3}:
       check_prev_add+0xb4/0xc80
       validate_chain+0x414/0x47c
       __lock_acquire+0x35c/0x6c0
       lock_acquire.part.0+0xcc/0x220
       lock_acquire+0x68/0x84
       __mutex_lock+0x8c/0x414
       mutex_lock_nested+0x34/0x40
       phy_attach_direct+0x17c/0x3a0 [libphy]
       phylink_fwnode_phy_connect.part.0+0x70/0xe4 [phylink]
       phylink_fwnode_phy_connect+0x48/0x60 [phylink]
       mvpp2_open+0xec/0x2e0 [mvpp2]
       __dev_open+0x104/0x214
       __dev_change_flags+0x1d4/0x254
       dev_change_flags+0x2c/0x7c
       do_setlink+0x254/0xa50
       __rtnl_newlink+0x430/0x514
       rtnl_newlink+0x58/0x8c
       rtnetlink_rcv_msg+0x17c/0x560
       netlink_rcv_skb+0x64/0x150
       rtnetlink_rcv+0x20/0x30
       netlink_unicast+0x1d4/0x2b4
       netlink_sendmsg+0x1a4/0x400
       ____sys_sendmsg+0x228/0x290
       ___sys_sendmsg+0x88/0xec
       __sys_sendmsg+0x70/0xd0
       __arm64_sys_sendmsg+0x2c/0x40
       invoke_syscall+0x50/0x120
       el0_svc_common.constprop.0+0x6c/0x1b0
       do_el0_svc+0x34/0x44
       el0_svc+0x48/0xf0
       el0t_64_sync_handler+0xb8/0xc0
       el0t_64_sync+0x1a0/0x1a4

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(rtnl_mutex);
                               lock(&dev->lock);
                               lock(rtnl_mutex);
  lock(&dev->lock);

 *** DEADLOCK ***

Fixes: 298e54fa810e ("net: phy: add core phylib sfp support")
Reported-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-06 09:33:07 +00:00
Rongguang Wei
a9334b702a net: stmmac: add to set device wake up flag when stmmac init phy
When MAC is not support PMT, driver will check PHY's WoL capability
and set device wakeup capability in stmmac_init_phy(). We can enable
the WoL through ethtool, the driver would enable the device wake up
flag. Now the device_may_wakeup() return true.

But if there is a way which enable the PHY's WoL capability derectly,
like in BIOS. The driver would not know the enable thing and would not
set the device wake up flag. The phy_suspend may failed like this:

[   32.409063] PM: dpm_run_callback(): mdio_bus_phy_suspend+0x0/0x50 returns -16
[   32.409065] PM: Device stmmac-1:00 failed to suspend: error -16
[   32.409067] PM: Some devices failed to suspend, or early wake event detected

Add to set the device wakeup enable flag according to the get_wol
function result in PHY can fix the error in this scene.

v2: add a Fixes tag.

Fixes: 1d8e5b0f3f2c ("net: stmmac: Support WOL with phy")
Signed-off-by: Rongguang Wei <weirongguang@kylinos.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-06 07:36:20 +00:00
Huanhuan Wang
1cf78d4c41 nfp: fix esp-tx-csum-offload doesn't take effect
When esp-tx-csum-offload is set to on, the protocol stack shouldn't
calculate the IPsec offload packet's csum, but it does. Because the
callback `.ndo_features_check` incorrectly masked NETIF_F_CSUM_MASK bit.

Fixes: 57f273adbcd4 ("nfp: add framework to support ipsec offloading")
Signed-off-by: Huanhuan Wang <huanhuan.wang@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-03 08:28:44 +00:00
Huanhuan Wang
8b46168ca7 nfp: fix incorrectly set csum flag for nfdk path
The csum flag of IPsec packet are set repeatedly. Therefore, the csum
flag set of IPsec and non-IPsec packet need to be distinguished.

As the ipv6 header does not have a csum field, so l3-csum flag is not
required to be set for ipv6 case.

Fixes: 436396f26d50 ("nfp: support IPsec offloading for NFP3800")
Signed-off-by: Huanhuan Wang <huanhuan.wang@corigine.com>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-03 08:28:44 +00:00
Huanhuan Wang
3e04419cbe nfp: fix incorrectly set csum flag for nfd3 path
The csum flag of IPsec packet are set repeatedly. Therefore, the csum
flag set of IPsec and non-IPsec packet need to be distinguished.

As the ipv6 header does not have a csum field, so l3-csum flag is not
required to be set for ipv6 case.

L4-csum flag include the tcp csum flag and udp csum flag, we shouldn't
set the udp and tcp csum flag at the same time for one packet, should
set l4-csum flag according to the transport layer is tcp or udp.

Fixes: 57f273adbcd4 ("nfp: add framework to support ipsec offloading")
Signed-off-by: Huanhuan Wang <huanhuan.wang@corigine.com>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-03 08:28:44 +00:00
Petr Oros
84cba1840e ice: copy last block omitted in ice_get_module_eeprom()
ice_get_module_eeprom() is broken since commit e9c9692c8a81 ("ice:
Reimplement module reads used by ethtool") In this refactor,
ice_get_module_eeprom() reads the eeprom in blocks of size 8.
But the condition that should protect the buffer overflow
ignores the last block. The last block always contains zeros.

Bug uncovered by ethtool upstream commit 9538f384b535
("netlink: eeprom: Defer page requests to individual parsers")
After this commit, ethtool reads a block with length = 1;
to read the SFF-8024 identifier value.

unpatched driver:
$ ethtool -m enp65s0f0np0 offset 0x90 length 8
Offset          Values
------          ------
0x0090:         00 00 00 00 00 00 00 00
$ ethtool -m enp65s0f0np0 offset 0x90 length 12
Offset          Values
------          ------
0x0090:         00 00 01 a0 4d 65 6c 6c 00 00 00 00
$

$ ethtool -m enp65s0f0np0
Offset          Values
------          ------
0x0000:         11 06 06 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0010:         00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0020:         00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0030:         00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0040:         00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0050:         00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0060:         00 00 00 00 00 00 00 00 00 00 00 00 00 01 08 00
0x0070:         00 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00

patched driver:
$ ethtool -m enp65s0f0np0 offset 0x90 length 8
Offset          Values
------          ------
0x0090:         00 00 01 a0 4d 65 6c 6c
$ ethtool -m enp65s0f0np0 offset 0x90 length 12
Offset          Values
------          ------
0x0090:         00 00 01 a0 4d 65 6c 6c 61 6e 6f 78
$ ethtool -m enp65s0f0np0
    Identifier                                : 0x11 (QSFP28)
    Extended identifier                       : 0x00
    Extended identifier description           : 1.5W max. Power consumption
    Extended identifier description           : No CDR in TX, No CDR in RX
    Extended identifier description           : High Power Class (> 3.5 W) not enabled
    Connector                                 : 0x23 (No separable connector)
    Transceiver codes                         : 0x88 0x00 0x00 0x00 0x00 0x00 0x00 0x00
    Transceiver type                          : 40G Ethernet: 40G Base-CR4
    Transceiver type                          : 25G Ethernet: 25G Base-CR CA-N
    Encoding                                  : 0x05 (64B/66B)
    BR, Nominal                               : 25500Mbps
    Rate identifier                           : 0x00
    Length (SMF,km)                           : 0km
    Length (OM3 50um)                         : 0m
    Length (OM2 50um)                         : 0m
    Length (OM1 62.5um)                       : 0m
    Length (Copper or Active cable)           : 1m
    Transmitter technology                    : 0xa0 (Copper cable unequalized)
    Attenuation at 2.5GHz                     : 4db
    Attenuation at 5.0GHz                     : 5db
    Attenuation at 7.0GHz                     : 7db
    Attenuation at 12.9GHz                    : 10db
    ........
    ....

Fixes: e9c9692c8a81 ("ice: Reimplement module reads used by ethtool")
Signed-off-by: Petr Oros <poros@redhat.com>
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-03 08:25:29 +00:00
Jakub Kicinski
ad93bab6b8 Merge tag 'ieee802154-for-net-2023-03-02' of git://git.kernel.org/pub/scm/linux/kernel/git/wpan/wpan
Stefan Schmidt says:

====================
ieee802154 for net 2023-03-02

Two small fixes this time.

Alexander Aring fixed a potential negative array access in the ca8210
driver.

Miquel Raynal fixed a crash that could have been triggered through
the extended netlink API for 802154. This only came in this merge window.
Found by syzkaller.

* tag 'ieee802154-for-net-2023-03-02' of git://git.kernel.org/pub/scm/linux/kernel/git/wpan/wpan:
  ieee802154: Prevent user from crashing the host
  ca8210: fix mac_len negative array access
====================

Link: https://lore.kernel.org/r/20230302153032.1312755-1-stefan@datenfreihafen.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-02 22:25:09 -08:00
Yuiko Oshino
e57cf3639c net: lan78xx: fix accessing the LAN7800's internal phy specific registers from the MAC driver
Move the LAN7800 internal phy (phy ID  0x0007c132) specific register
accesses to the phy driver (microchip.c).

Fix the error reported by Enguerrand de Ribaucourt in December 2022,
"Some operations during the cable switch workaround modify the register
LAN88XX_INT_MASK of the PHY. However, this register is specific to the
LAN8835 PHY. For instance, if a DP8322I PHY is connected to the LAN7801,
that register (0x19), corresponds to the LED and MAC address
configuration, resulting in unapropriate behavior."

I did not test with the DP8322I PHY, but I tested with an EVB-LAN7800
with the internal PHY.

Fixes: 14437e3fa284 ("lan78xx: workaround of forced 100 Full/Half duplex mode error")
Signed-off-by: Yuiko Oshino <yuiko.oshino@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20230301154307.30438-1-yuiko.oshino@microchip.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-03-02 22:21:07 -08:00
Alexander Aring
6c993779ea ca8210: fix mac_len negative array access
This patch fixes a buffer overflow access of skb->data if
ieee802154_hdr_peek_addrs() fails.

Reported-by: lianhui tang <bluetlh@gmail.com>
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20230217042504.3303396-1-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
2023-03-02 14:39:48 +01:00
Horatiu Vultur
81563d8548 net: lan966x: Fix port police support using tc-matchall
When the police was removed from the port, then it was trying to
remove the police from the police id and not from the actual
police index.
The police id represents the id of the police and police index
represents the position in HW where the police is situated.
The port police id can be any number while the port police index
is a number based on the port chip port.
Fix this by deleting the police from HW that is situated at the
police index and not police id.

Fixes: 5390334b59a3 ("net: lan966x: Add port police support using tc-matchall")
Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-03-01 12:44:17 +00:00
Dan Carpenter
8f9850dd8d net: phy: unlock on error in phy_probe()
If genphy_c45_read_eee_adv() fails then we need to do a reset and unlock
the &phydev->lock mutex before returning.

Fixes: 3eeca4e199ce ("net: phy: do not force EEE support")
Signed-off-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/r/Y/x/6kHCjnQHqOpF@kili
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-02-28 12:40:12 +01:00
Rafał Miłecki
f99e6d7c4e bgmac: fix *initial* chip reset to support BCM5358
While bringing hardware up we should perform a full reset including the
switch bit (BGMAC_BCMA_IOCTL_SW_RESET aka SICF_SWRST). It's what
specification says and what reference driver does.

This seems to be critical for the BCM5358. Without this hardware doesn't
get initialized properly and doesn't seem to transmit or receive any
packets.

Originally bgmac was calling bgmac_chip_reset() before setting
"has_robosw" property which resulted in expected behaviour. That has
changed as a side effect of adding platform device support which
regressed BCM5358 support.

Fixes: f6a95a24957a ("net: ethernet: bgmac: Add platform device support")
Cc: Jon Mason <jdmason@kudzu.us>
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20230227091156.19509-1-zajec5@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-02-28 11:10:05 +01:00
Linus Torvalds
5ca26d6039 Including fixes from wireless and netfilter.
Current release - regressions:
 
  - phy: multiple fixes for EEE rework
 
  - wifi: wext: warn about usage only once
 
  - wifi: ath11k: allow system suspend to survive ath11k
 
 Current release - new code bugs:
 
  - mlx5: Fix memory leak in IPsec RoCE creation
 
  - ibmvnic: assign XPS map to correct queue index
 
 Previous releases - regressions:
 
  - netfilter: ip6t_rpfilter: Fix regression with VRF interfaces
 
  - netfilter: ctnetlink: make event listener tracking global
 
  - nf_tables: allow to fetch set elements when table has an owner
 
  - mlx5:
    - fix skb leak while fifo resync and push
    - fix possible ptp queue fifo use-after-free
 
 Previous releases - always broken:
 
  - sched: fix action bind logic
 
  - ptp: vclock: use mutex to fix "sleep on atomic" bug if driver
    also uses a mutex
 
  - netfilter: conntrack: fix rmmod double-free race
 
  - netfilter: xt_length: use skb len to match in length_mt6,
    avoid issues with BIG TCP
 
 Misc:
 
  - ice: remove unnecessary CONFIG_ICE_GNSS
 
  - mlx5e: remove hairpin write debugfs files
 
  - sched: act_api: move TCA_EXT_WARN_MSG to the correct hierarchy
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Including fixes from wireless and netfilter.

  The notable fixes here are the EEE fix which restores boot for many
  embedded platforms (real and QEMU); WiFi warning suppression and the
  ICE Kconfig cleanup.

  Current release - regressions:

   - phy: multiple fixes for EEE rework

   - wifi: wext: warn about usage only once

   - wifi: ath11k: allow system suspend to survive ath11k

  Current release - new code bugs:

   - mlx5: Fix memory leak in IPsec RoCE creation

   - ibmvnic: assign XPS map to correct queue index

  Previous releases - regressions:

   - netfilter: ip6t_rpfilter: Fix regression with VRF interfaces

   - netfilter: ctnetlink: make event listener tracking global

   - nf_tables: allow to fetch set elements when table has an owner

   - mlx5:
      - fix skb leak while fifo resync and push
      - fix possible ptp queue fifo use-after-free

  Previous releases - always broken:

   - sched: fix action bind logic

   - ptp: vclock: use mutex to fix "sleep on atomic" bug if driver also
     uses a mutex

   - netfilter: conntrack: fix rmmod double-free race

   - netfilter: xt_length: use skb len to match in length_mt6, avoid
     issues with BIG TCP

  Misc:

   - ice: remove unnecessary CONFIG_ICE_GNSS

   - mlx5e: remove hairpin write debugfs files

   - sched: act_api: move TCA_EXT_WARN_MSG to the correct hierarchy"

* tag 'net-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (53 commits)
  tcp: tcp_check_req() can be called from process context
  net: phy: c45: fix network interface initialization failures on xtensa, arm:cubieboard
  xen-netback: remove unused variables pending_idx and index
  net/sched: act_api: move TCA_EXT_WARN_MSG to the correct hierarchy
  net: dsa: ocelot_ext: remove unnecessary phylink.h include
  net: mscc: ocelot: fix duplicate driver name error
  net: dsa: felix: fix internal MDIO controller resource length
  net: dsa: seville: ignore mscc-miim read errors from Lynx PCS
  net/sched: act_sample: fix action bind logic
  net/sched: act_mpls: fix action bind logic
  net/sched: act_pedit: fix action bind logic
  wifi: wext: warn about usage only once
  wifi: mt76: usb: fix use-after-free in mt76u_free_rx_queue
  qede: avoid uninitialized entries in coal_entry array
  nfc: fix memory leak of se_io context in nfc_genl_se_io
  ice: remove unnecessary CONFIG_ICE_GNSS
  net/sched: cls_api: Move call to tcf_exts_miss_cookie_base_destroy()
  ibmvnic: Assign XPS map to correct queue index
  docs: net: fix inaccuracies in msg_zerocopy.rst
  tools: net: add __pycache__ to gitignore
  ...
2023-02-27 14:05:08 -08:00
Oleksij Rempel
972074ea88 net: phy: c45: fix network interface initialization failures on xtensa, arm:cubieboard
Without proper initialization, "changed" returned random numbers and caused
interface initialization failures.

Fixes: 022c3f87f88e ("net: phy: add genphy_c45_ethtool_get/set_eee() support")
Reported-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20230225071644.2754893-1-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-02-27 11:41:49 -08:00
Tom Rix
ccf8f7d714 xen-netback: remove unused variables pending_idx and index
building with gcc and W=1 reports
drivers/net/xen-netback/netback.c:886:21: error: variable
  ‘pending_idx’ set but not used [-Werror=unused-but-set-variable]
  886 |                 u16 pending_idx;
      |                     ^~~~~~~~~~~

pending_idx is not used so remove it.  Since index was only
used to set pending_idx, remove index as well.

Signed-off-by: Tom Rix <trix@redhat.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Link: https://lore.kernel.org/r/20230226163429.2351600-1-trix@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-02-27 11:28:20 -08:00
Jakub Kicinski
4db692d682 wireless fixes for v6.3
First set of fixes for v6.3. We have only three oneliners. The most
 important one is the patch reducing warnings about the Wireless
 Extensions usage, reported by Linus.
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Merge tag 'wireless-2023-02-27' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless

Kalle Valo says:

====================
wireless fixes for v6.3

First set of fixes for v6.3. We have only three oneliners. The most
important one is the patch reducing warnings about the Wireless
Extensions usage, reported by Linus.

* tag 'wireless-2023-02-27' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless:
  wifi: wext: warn about usage only once
  wifi: mt76: usb: fix use-after-free in mt76u_free_rx_queue
  wifi: ath11k: allow system suspend to survive ath11k
====================

Link: https://lore.kernel.org/r/20230227131053.BD779C433D2@smtp.kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-02-27 10:36:36 -08:00
Linus Torvalds
11c7052998 ARM: SoC drivers for 6.3
As usual, there are lots of minor driver changes across SoC platforms
 from  NXP, Amlogic, AMD Zynq, Mediatek, Qualcomm, Apple and Samsung.
 These usually add support for additional chip variations in existing
 drivers, but also add features or bugfixes.
 
 The SCMI firmware subsystem gains a unified raw userspace interface
 through debugfs, which can be used for validation purposes.
 
 Newly added drivers include:
 
  - New power management drivers for StarFive JH7110, Allwinner D1 and
    Renesas RZ/V2M
 
  - A driver for Qualcomm battery and power supply status
 
  - A SoC device driver for identifying Nuvoton WPCM450 chips
 
  - A regulator coupler driver for Mediatek MT81xxv
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Merge tag 'soc-drivers-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC driver updates from Arnd Bergmann:
 "As usual, there are lots of minor driver changes across SoC platforms
  from NXP, Amlogic, AMD Zynq, Mediatek, Qualcomm, Apple and Samsung.
  These usually add support for additional chip variations in existing
  drivers, but also add features or bugfixes.

  The SCMI firmware subsystem gains a unified raw userspace interface
  through debugfs, which can be used for validation purposes.

  Newly added drivers include:

   - New power management drivers for StarFive JH7110, Allwinner D1 and
     Renesas RZ/V2M

   - A driver for Qualcomm battery and power supply status

   - A SoC device driver for identifying Nuvoton WPCM450 chips

   - A regulator coupler driver for Mediatek MT81xxv"

* tag 'soc-drivers-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (165 commits)
  power: supply: Introduce Qualcomm PMIC GLINK power supply
  soc: apple: rtkit: Do not copy the reg state structure to the stack
  soc: sunxi: SUN20I_PPU should depend on PM
  memory: renesas-rpc-if: Remove redundant division of dummy
  soc: qcom: socinfo: Add IDs for IPQ5332 and its variant
  dt-bindings: arm: qcom,ids: Add IDs for IPQ5332 and its variant
  dt-bindings: power: qcom,rpmpd: add RPMH_REGULATOR_LEVEL_LOW_SVS_L1
  firmware: qcom_scm: Move qcom_scm.h to include/linux/firmware/qcom/
  MAINTAINERS: Update qcom CPR maintainer entry
  dt-bindings: firmware: document Qualcomm SM8550 SCM
  dt-bindings: firmware: qcom,scm: add qcom,scm-sa8775p compatible
  soc: qcom: socinfo: Add Soc IDs for IPQ8064 and variants
  dt-bindings: arm: qcom,ids: Add Soc IDs for IPQ8064 and variants
  soc: qcom: socinfo: Add support for new field in revision 17
  soc: qcom: smd-rpm: Add IPQ9574 compatible
  soc: qcom: pmic_glink: remove redundant calculation of svid
  soc: qcom: stats: Populate all subsystem debugfs files
  dt-bindings: soc: qcom,rpmh-rsc: Update to allow for generic nodes
  soc: qcom: pmic_glink: add CONFIG_NET/CONFIG_OF dependencies
  soc: qcom: pmic_glink: Introduce altmode support
  ...
2023-02-27 10:04:49 -08:00
Russell King (Oracle)
724337be7f net: dsa: ocelot_ext: remove unnecessary phylink.h include
During review of ocelot_ext, it created a private phylink instance
that wasn't necessary. This was removed for subsequent postings,
but the include file seems to have been left behind. Remove it.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-02-26 18:41:33 +00:00
Vladimir Oltean
ef1a99c65e net: mscc: ocelot: fix duplicate driver name error
When compiling a kernel which has both CONFIG_NET_DSA_MSCC_OCELOT_EXT
and CONFIG_MSCC_OCELOT_SWITCH enabled, the following error message will
be printed:

[    5.266588] Error: Driver 'ocelot-switch' is already registered, aborting...

Rename the ocelot_ext.c driver to "ocelot-ext-switch" to avoid the name
duplication, and update the mfd_cell entry for its resources.

Fixes: 3d7316ac81ac ("net: dsa: ocelot: add external ocelot switch control")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-02-26 18:31:37 +00:00
Vladimir Oltean
940af26132 net: dsa: felix: fix internal MDIO controller resource length
The blamed commit did not properly convert the resource start/end format
into the DEFINE_RES_MEM_NAMED() start/length format, resulting in a
resource for vsc9959_imdio_res which is much longer than expected:

$ cat /proc/iomem
1f8000000-1f815ffff : pcie@1f0000000
  1f8140000-1f815ffff : 0000:00:00.5
    1f8148030-1f815006f : imdio

vs (correct)

$ cat /proc/iomem
1f8000000-1f815ffff : pcie@1f0000000
  1f8140000-1f815ffff : 0000:00:00.5
    1f8148030-1f814803f : imdio

Luckily it's not big enough to exceed the size of the parent resource
(pci_resource_end(pdev, VSC9959_IMDIO_PCI_BAR)), and it doesn't overlap
with anything else that the Linux driver uses currently, so the larger
than expected size isn't a practical problem that I can see. Although it
is clearly wrong in the /proc/iomem output.

Fixes: 044d447a801f ("net: dsa: felix: use DEFINE_RES_MEM_NAMED for resources")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-02-26 18:31:37 +00:00
Vladimir Oltean
0322ef49c1 net: dsa: seville: ignore mscc-miim read errors from Lynx PCS
During the refactoring in the commit below, vsc9953_mdio_read() was
replaced with mscc_miim_read(), which has one extra step: it checks for
the MSCC_MIIM_DATA_ERROR bits before returning the result.

On T1040RDB, there are 8 QSGMII PCSes belonging to the switch, and they
are organized in 2 groups. First group responds to MDIO addresses 4-7
because QSGMIIACR1[MDEV_PORT] is 1, and the second group responds to
MDIO addresses 8-11 because QSGMIIBCR1[MDEV_PORT] is 2. I have double
checked that these values are correctly set in the SERDES, as well as
PCCR1[QSGMA_CFG] and PCCR1[QSGMB_CFG] are both 0b01.

mscc_miim_read: phyad 8 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 8 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 8 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 8 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 9 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 9 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 9 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 9 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 10 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 10 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 10 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 10 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 11 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 11 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 11 reg 0x1 MIIM_DATA 0x2d
mscc_miim_read: phyad 11 reg 0x5 MIIM_DATA 0x5801
mscc_miim_read: phyad 4 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 4 reg 0x5 MIIM_DATA 0x3da01, ERROR
mscc_miim_read: phyad 5 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 5 reg 0x5 MIIM_DATA 0x35801, ERROR
mscc_miim_read: phyad 5 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 5 reg 0x5 MIIM_DATA 0x35801, ERROR
mscc_miim_read: phyad 6 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 6 reg 0x5 MIIM_DATA 0x35801, ERROR
mscc_miim_read: phyad 6 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 6 reg 0x5 MIIM_DATA 0x35801, ERROR
mscc_miim_read: phyad 7 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 7 reg 0x5 MIIM_DATA 0x35801, ERROR
mscc_miim_read: phyad 7 reg 0x1 MIIM_DATA 0x3002d, ERROR
mscc_miim_read: phyad 7 reg 0x5 MIIM_DATA 0x35801, ERROR

As can be seen, the data in MIIM_DATA is still valid despite having the
MSCC_MIIM_DATA_ERROR bits set. The driver as introduced in commit
84705fc16552 ("net: dsa: felix: introduce support for Seville VSC9953
switch") was ignoring these bits, perhaps deliberately (although
unbeknownst to me).

This is an old IP and the hardware team cannot seem to be able to help
me track down a plausible reason for these failures. I'll keep
investigating, but in the meantime, this is a direct regression which
must be restored to a working state.

The only thing I can do is keep ignoring the errors as before.

Fixes: b99658452355 ("net: dsa: ocelot: felix: utilize shared mscc-miim driver for indirect MDIO access")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-02-26 18:31:37 +00:00
Lorenzo Bianconi
cf45efcb25 wifi: mt76: usb: fix use-after-free in mt76u_free_rx_queue
Fix the following use-after-free issue in mt76u_free_rx_queue routine:

usb 3-3.3.4: reset high-speed USB device number 8 using xhci_hcd
iwlwifi 0000:05:00.0: Detected RF HR B3, rfid=0x10a100
iwlwifi 0000:05:00.0: base HW address: 50:eb:71:79:02:57
iwlwifi 0000:05:00.0 wlp5s0: renamed from wlan0
mt76x2u 3-3.3.4:1.0: ASIC revision: 76320044
usb 3-3.3.1: 1:3 : unsupported format bits 0x100000000
mt76x2u 3-3.3.4:1.0: could not get hardware semaphore for ROM PATCH
------------[ cut here ]------------
refcount_t: underflow; use-after-free.
WARNING: CPU: 13 PID: 983 at lib/refcount.c:28 refcount_warn_saturate+0xba/0x110
Modules linked in: snd_seq_midi snd_seq_midi_event mt76x2u(+)
mt76x2_common mt76x02_usb mt76_usb iwlmvm mt76x02_lib mt76
snd_hda_codec_realtek intel_rapl_msr snd_hda_codec_generic
snd_hda_codec_hdmi intel_rapl_common snd_hda_intel mac80211
snd_intel_dspcfg snd_usb_audio(+) snd_intel_sdw_acpi btusb
edac_mce_amd snd_hda_codec btrtl btbcm snd_usbmidi_lib snd_hda_core
btintel snd_rawmidi btmtk snd_hwdep libarc4 mc iwlwifi kvm_amd snd_seq
vfat bluetooth eeepc_wmi asus_ec_sensors snd_seq_device fat kvm
cfg80211 asus_wmi snd_pcm irqbypass ledtrig_audio sparse_keymap rapl
wmi_bmof platform_profile xpad snd_timer k10temp ff_memless i2c_piix4
rfkill snd joydev soundcore acpi_cpufreq loop zram amdgpu
crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni
polyval_generic drm_ttm_helper ttm video iommu_v2 ucsi_ccg drm_buddy
gpu_sched typec_ucsi ghash_clmulni_intel drm_display_helper igb
sha512_ssse3 typec ccp nvme cec sp5100_tco nvme_core dca nvme_common
wmi ip6_tables ip_tables fuse
BTRFS info (device nvme1n1): enabling ssd optimizations
CPU: 13 PID: 983 Comm: (udev-worker) Tainted: G        W    L
-------  ---  6.3.0-0.rc0.20230222git5b7c4cabbb65.3.fc39.x86_64+debug
BTRFS info (device nvme1n1): auto enabling async discard
Hardware name: System manufacturer System Product Name/ROG STRIX
X570-I GAMING, BIOS 4601 02/02/2023
RIP: 0010:refcount_warn_saturate+0xba/0x110
Code: 01 01 e8 69 a6 83 ff 0f 0b e9 52 f4 85 00 80 3d 69 6f ec 01 00
75 85 48 c7 c7 d0 25 b3 a9 c6 05 59 6f ec 01 01 e8 46 a6 83 ff <0f> 0b
e9 2f f4 85 00 80 3d 47 6f ec 01 00 0f 85 5e ff ff ff 48 c7
RSP: 0018:ffffb4010456fb78 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000080000000 RCX: 0000000000000000
RDX: 0000000000000002 RSI: ffffffffa9b17e3e RDI: 00000000ffffffff
RBP: ffff8d15877336c0 R08: 0000000000000000 R09: ffffb4010456fa00
R10: 0000000000000003 R11: ffff8d246e2fffe8 R12: 0000000000000080
R13: ffff8d15b42fd000 R14: 0000000000000000 R15: ffff8d1587736a58
FS:  00007fc05ae34940(0000) GS:ffff8d2425e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d801f1d540 CR3: 000000011df60000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 mt76u_queues_deinit+0x2a0/0x370 [mt76_usb]
 mt76x2u_probe+0xf3/0x130 [mt76x2u]
 usb_probe_interface+0xe8/0x300
 really_probe+0x1b6/0x410
 __driver_probe_device+0x78/0x170
 driver_probe_device+0x1f/0x90
 __driver_attach+0xd2/0x1c0
 ? __pfx___driver_attach+0x10/0x10
 bus_for_each_dev+0x8a/0xd0
 bus_add_driver+0x141/0x230
 driver_register+0x77/0x120
 usb_register_driver+0xaf/0x170
 ? __pfx_init_module+0x10/0x10 [mt76x2u]
 do_one_initcall+0x6e/0x350
 do_init_module+0x4a/0x220
 __do_sys_init_module+0x192/0x1c0
 ? lock_is_held_type+0xce/0x120
 do_syscall_64+0x5b/0x80
 ? lock_is_held_type+0xce/0x120
 ? asm_exc_page_fault+0x22/0x30
 ? lockdep_hardirqs_on+0x7d/0x100
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fc05b1351be
Code: 48 8b 0d 4d 0c 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f
84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 af 00 00 00 0f 05 <48> 3d
01 f0 ff ff 73 01 c3 48 8b 0d 1a 0c 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffd947c0988 EFLAGS: 00000246 ORIG_RAX: 00000000000000af
RAX: ffffffffffffffda RBX: 000055d801f2b090 RCX: 00007fc05b1351be
RDX: 00007fc05b65c07d RSI: 00000000000234be RDI: 000055d802c6b170
RBP: 00007ffd947c0a40 R08: 000055d8019b4690 R09: 0000000000022000
R10: 000000055d8019b4 R11: 0000000000000246 R12: 00007fc05b65c07d
R13: 0000000000020000 R14: 000055d801f39770 R15: 000055d801f47780
 </TASK>
irq event stamp: 186313
hardirqs last  enabled at (186323): [<ffffffffa81c675e>]
__up_console_sem+0x5e/0x70
hardirqs last disabled at (186332): [<ffffffffa81c6743>]
__up_console_sem+0x43/0x70
softirqs last  enabled at (186022): [<ffffffffa811d2f7>]
__irq_exit_rcu+0xd7/0x160
softirqs last disabled at (186017): [<ffffffffa811d2f7>]
__irq_exit_rcu+0xd7/0x160
---[ end trace 0000000000000000 ]---
mt76x2u: probe of 3-3.3.4:1.0 failed with error -110
usbcore: registered new interface driver mt76x2u
kauditd_printk_skb: 32 callbacks suppressed

Fixes: 2f5c3c77fc9b ("wifi: mt76: switch to page_pool allocator")
Tested-by: Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/f2398f68011c976510c81e1964975b677e65860e.1677193208.git.lorenzo@kernel.org
2023-02-26 19:52:55 +02:00
Michal Schmidt
aaa3c08ee0 qede: avoid uninitialized entries in coal_entry array
Even after commit 908d4bb7c54c ("qede: fix interrupt coalescing
configuration"), some entries of the coal_entry array may theoretically
be used uninitialized:

 1. qede_alloc_fp_array() allocates QEDE_MAX_RSS_CNT entries for
    coal_entry. The initial allocation uses kcalloc, so everything is
    initialized.
 2. The user sets a small number of queues (ethtool -L).
    coal_entry is reallocated for the actual small number of queues.
 3. The user sets a bigger number of queues.
    coal_entry is reallocated bigger. The added entries are not
    necessarily initialized.

In practice, the reallocations will actually keep using the originally
allocated region of memory, but we should not rely on it.

The reallocation is unnecessary. coal_entry can always have
QEDE_MAX_RSS_CNT entries.

Fixes: 908d4bb7c54c ("qede: fix interrupt coalescing configuration")
Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Nacked-by: Manish Chopra <manishc@marvell.com>
Acked-by: Manish Chopra <manishc@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-02-26 16:31:37 +00:00
David S. Miller
5064561090 mlx5-fixes-2023-02-24
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Merge tag 'mlx5-fixes-2023-02-24' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux

Saeed Mahemeed says:

====================
mlx5 fixes 2023-02-24

V1->V2:
 - Toss away arguably non-fixes patches

This series provides bug fixes for mlx5 driver.
Please pull and let me know if there is any problem.
====================
2023-02-26 16:22:08 +00:00
Jacob Keller
cf871006c0 ice: remove unnecessary CONFIG_ICE_GNSS
CONFIG_ICE_GNSS was added by commit c7ef8221ca7d ("ice: use GNSS subsystem
instead of TTY") as a way to allow the ice driver to optionally support
GNSS features without forcing a dependency on CONFIG_GNSS.

The original implementation of that commit at [1] used IS_REACHABLE. This
was rejected by Olek at [2] with the suggested implementation of
CONFIG_ICE_GNSS.

Eventually after merging, Linus reported a .config which had
CONFIG_ICE_GNSS = y when both GNSS = n and ICE = n. This confused him and
he felt that the config option was not useful, and commented about it at
[3].

CONFIG_ICE_GNSS is defined to y whenever GNSS = ICE. This results in it
being set in cases where both options are not enabled.

The goal of CONFIG_ICE_GNSS is to ensure that the GNSS support in the ice
driver is enabled when GNSS is enabled.

The complaint from Olek about the original IS_REACHABLE was due to the
required IS_REACHABLE checks throughout the ice driver code and the fact
that ice_gnss.c was compiled regardless of GNSS support.

This can be fixed in the Makefile by using ice-$(CONFIG_GNSS) += ice_gnss.o

In this case, if GNSS = m and ICE = y, we can result in some confusing
behavior where GNSS support is not enabled because its not built in. See
[4].

To disallow this, have CONFIG_ICE depend on GNSS || GNSS = n. This ensures
that we cannot enable CONFIG_ICE as builtin while GNSS is a module.

Drop CONFIG_ICE_GNSS, and replace the IS_ENABLED checks for it with
checks for GNSS. Update the Makefile to add the ice_gnss.o object based on
CONFIG_GNSS.

This works to ensure that GNSS support can optionally be enabled, doesn't
have an unnnecessary extra config option, and has Kbuild enforce the
dependency such that you can't accidentally enable GNSS as a module and ICE
as a builtin.

[1] https://lore.kernel.org/intel-wired-lan/20221019095603.44825-1-arkadiusz.kubalewski@intel.com/
[2] https://lore.kernel.org/intel-wired-lan/20221028165706.96849-1-alexandr.lobakin@intel.com/
[3] https://lore.kernel.org/all/CAHk-=wi_410KZqHwF-WL5U7QYxnpHHHNP-3xL=g_y89XnKc-uw@mail.gmail.com/
[4] https://lore.kernel.org/netdev/20230223161309.0e439c5f@kernel.org/

Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Fixes: c7ef8221ca7d ("ice: use GNSS subsystem instead of TTY")
Cc: Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
Cc: Alexander Lobakin <alexandr.lobakin@intel.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Anthony Nguyen <anthony.l.nguyen@intel.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-02-26 14:53:09 +00:00
Nick Child
6f2ce45f0c ibmvnic: Assign XPS map to correct queue index
When setting the XPS map value for TX queues, use the index of the
transmit queue.
Previously, the function was passing the index of the loop that iterates
over all queues (RX and TX). This was causing invalid XPS map values.

Fixes: 6831582937bd ("ibmvnic: Toggle between queue types in affinity mapping")
Signed-off-by: Nick Child <nnac123@linux.ibm.com>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Link: https://lore.kernel.org/r/20230223153944.44969-1-nnac123@linux.ibm.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-02-24 18:34:26 -08:00
Linus Torvalds
8ff99ad04c phy-for-6.3
- Core support
 	- New devm_of_phy_optional_get() API with users and conversion
 
   - New support:
 	- Mediatek MT7986 tphy support
         - Qualcomm SM8550 UFS, PCIe, combo phy support, SM6115 / SM4250
           USB3 phy support, SM6350 combo phy support, SM6125 UFS PHY
 	  support amd SM8350 & SM8450 combo phy support
         - Qualcomm SNPS eUSB2 eUSB2 repeater drivers
 	- Allwinner F1C100s USB PHY support
 	- Tegra xusb support for Tegra234
 
   - Updates:
         - Yaml conversion for Qualcomm pcie2 phy and usb-hsic-phy
 	- G4 mode support in Qualcomm UFS phy and support for various SoCs
 	- Yaml conversion for Meson usb2 phy
 	- TI Type C support for usb phy for j721
 	- Yaml conversion for Tegra xusb binding
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Merge tag 'phy-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy

Pull phy updates from Vinod Koul:
 "This features a bunch of new device support, a couple of new drivers,
  yaml conversion and updates of a few drivers.

  Core support:

   - New devm_of_phy_optional_get() API with users and conversion

  New hardware support:

   - Mediatek MT7986 phy support

   - Qualcomm SM8550 UFS, PCIe, combo phy support, SM6115 / SM4250 USB3
     phy support, SM6350 combo phy support, SM6125 UFS PHY support amd
     SM8350 & SM8450 combo phy support

   - Qualcomm SNPS eUSB2 eUSB2 repeater drivers

   - Allwinner F1C100s USB PHY support

   - Tegra xusb support for Tegra234

  Updates:

   - Yaml conversion for Qualcomm pcie2 phy and usb-hsic-phy

   - G4 mode support in Qualcomm UFS phy and support for various SoCs

   - Yaml conversion for Meson usb2 phy

   - TI Type C support for usb phy for j721

   - Yaml conversion for Tegra xusb binding"

* tag 'phy-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: (106 commits)
  phy: qcom: phy-qcom-snps-eusb2: Add support for eUSB2 repeater
  phy: qcom: Add QCOM SNPS eUSB2 repeater driver
  dt-bindings: phy: qcom,snps-eusb2-phy: Add phys property for the repeater
  dt-bindings: phy: Add qcom,snps-eusb2-repeater schema file
  dt-bindings: phy: amlogic,g12a-usb3-pcie-phy: add missing optional phy-supply property
  phy: rockchip-typec: Fix unsigned comparison with less than zero
  phy: rockchip-typec: fix tcphy_get_mode error case
  phy: qcom: snps-eusb2: Add missing headers
  phy: qcom-qmp-combo: Add support for SM8550
  phy: qcom-qmp: Add v6 DP register offsets
  phy: qcom-qmp: pcs-usb: Add v6 register offsets
  dt-bindings: phy: qcom,sc8280xp-qmp-usb43dp: Document SM8550 compatible
  phy: qcom: Add QCOM SNPS eUSB2 driver
  dt-bindings: phy: Add qcom,snps-eusb2-phy schema file
  phy: qcom-qmp-pcie: Add support for SM8550 g3x2 and g4x2 PCIEs
  phy: qcom-qmp: qserdes-lane-shared: Add v6 register offsets
  phy: qcom-qmp: qserdes-txrx: Add v6.20 register offsets
  phy: qcom-qmp: pcs-pcie: Add v6.20 register offsets
  phy: qcom-qmp: pcs-pcie: Add v6 register offsets
  phy: qcom-qmp: pcs: Add v6.20 register offsets
  ...
2023-02-24 17:22:11 -08:00
Linus Torvalds
8cbd92339d v6.3 RDMA pull request
Small cycle this time:
 
 - Minor driver updates for hfi1, cxgb4, erdma, hns, irdma, mlx5, siw, mana
 
 - inline CQE support for hns
 
 - Have mlx5 display device error codes
 
 - Pinned DMABUF support for irdma
 
 - Continued rxe cleanups, particularly converting the MRs to use xarray
 
 - Improvements to what can be cached in the mlx5 mkey cache
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:
 "Quite a small cycle this time, even with the rc8. I suppose everyone
  went to sleep over xmas.

   - Minor driver updates for hfi1, cxgb4, erdma, hns, irdma, mlx5, siw,
     mana

   - inline CQE support for hns

   - Have mlx5 display device error codes

   - Pinned DMABUF support for irdma

   - Continued rxe cleanups, particularly converting the MRs to use
     xarray

   - Improvements to what can be cached in the mlx5 mkey cache"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (61 commits)
  IB/mlx5: Extend debug control for CC parameters
  IB/hfi1: Fix sdma.h tx->num_descs off-by-one errors
  IB/hfi1: Fix math bugs in hfi1_can_pin_pages()
  RDMA/irdma: Add support for dmabuf pin memory regions
  RDMA/mlx5: Use query_special_contexts for mkeys
  net/mlx5e: Use query_special_contexts for mkeys
  net/mlx5: Change define name for 0x100 lkey value
  net/mlx5: Expose bits for querying special mkeys
  RDMA/rxe: Fix missing memory barriers in rxe_queue.h
  RDMA/mana_ib: Fix a bug when the PF indicates more entries for registering memory on first packet
  RDMA/rxe: Remove rxe_alloc()
  RDMA/cma: Distinguish between sockaddr_in and sockaddr_in6 by size
  Subject: RDMA/rxe: Handle zero length rdma
  iw_cxgb4: Fix potential NULL dereference in c4iw_fill_res_cm_id_entry()
  RDMA/mlx5: Use rdma_umem_for_each_dma_block()
  RDMA/umem: Remove unused 'work' member from struct ib_umem
  RDMA/irdma: Cap MSIX used to online CPUs + 1
  RDMA/mlx5: Check reg_create() create for errors
  RDMA/restrack: Correct spelling
  RDMA/cxgb4: Fix potential null-ptr-deref in pass_establish()
  ...
2023-02-24 15:11:03 -08:00
Linus Torvalds
a13de74e47 IOMMU Updates for Linux v6.3:
Including:
 
 	- Consolidate iommu_map/unmap functions. There have been
 	  blocking and atomic variants so far, but that was problematic
 	  as this approach does not scale with required new variants
 	  which just differ in the GFP flags used.
 	  So Jason consolidated this back into single functions that
 	  take a GFP parameter. This has the potential to cause
 	  conflicts with other trees, as they introduce new call-sites
 	  for the changed functions. I offered them to pull in the
 	  branch containing these changes and resolve it, but I am not
 	  sure everyone did that. The conflicts this caused with
 	  upstream up to v6.2-rc8 are resolved in the final merge
 	  commit.
 
 	- Retire the detach_dev() call-back in iommu_ops
 
 	- Arm SMMU updates from Will:
 	  - Device-tree binding updates:
 	    * Cater for three power domains on SM6375
 	    * Document existing compatible strings for Qualcomm SoCs
 	    * Tighten up clocks description for platform-specific compatible strings
 	  - Enable Qualcomm workarounds for some additional platforms that need them
 
 	- Intel VT-d updates from Lu Baolu:
 	  - Add Intel IOMMU performance monitoring support
 	  - Set No Execute Enable bit in PASID table entry
 	  - Two performance optimizations
 	  - Fix PASID directory pointer coherency
 	  - Fix missed rollbacks in error path
 	  - Cleanups
 
 	- Apple t8110 DART support
 
 	- Exynos IOMMU:
 	  - Implement better fault handling
 	  - Error handling fixes
 
 	- Renesas IPMMU:
 	  - Add device tree bindings for r8a779g0
 
 	- AMD IOMMU:
 	  - Various fixes for handling on SNP-enabled systems and
 	    handling of faults with unknown request-ids
 	  - Cleanups and other small fixes
 
 	- Various other smaller fixes and cleanups
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Merge tag 'iommu-updates-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - Consolidate iommu_map/unmap functions.

   There have been blocking and atomic variants so far, but that was
   problematic as this approach does not scale with required new
   variants which just differ in the GFP flags used. So Jason
   consolidated this back into single functions that take a GFP
   parameter.

 - Retire the detach_dev() call-back in iommu_ops

 - Arm SMMU updates from Will:
     - Device-tree binding updates:
         - Cater for three power domains on SM6375
         - Document existing compatible strings for Qualcomm SoCs
         - Tighten up clocks description for platform-specific
           compatible strings
     - Enable Qualcomm workarounds for some additional platforms that
       need them

 - Intel VT-d updates from Lu Baolu:
     - Add Intel IOMMU performance monitoring support
     - Set No Execute Enable bit in PASID table entry
     - Two performance optimizations
     - Fix PASID directory pointer coherency
     - Fix missed rollbacks in error path
     - Cleanups

 - Apple t8110 DART support

 - Exynos IOMMU:
     - Implement better fault handling
     - Error handling fixes

 - Renesas IPMMU:
     - Add device tree bindings for r8a779g0

 - AMD IOMMU:
     - Various fixes for handling on SNP-enabled systems and
       handling of faults with unknown request-ids
     - Cleanups and other small fixes

 - Various other smaller fixes and cleanups

* tag 'iommu-updates-v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (71 commits)
  iommu/amd: Skip attach device domain is same as new domain
  iommu: Attach device group to old domain in error path
  iommu/vt-d: Allow to use flush-queue when first level is default
  iommu/vt-d: Fix PASID directory pointer coherency
  iommu/vt-d: Avoid superfluous IOTLB tracking in lazy mode
  iommu/vt-d: Fix error handling in sva enable/disable paths
  iommu/amd: Improve page fault error reporting
  iommu/amd: Do not identity map v2 capable device when snp is enabled
  iommu: Fix error unwind in iommu_group_alloc()
  iommu/of: mark an unused function as __maybe_unused
  iommu: dart: DART_T8110_ERROR range should be 0 to 5
  iommu/vt-d: Enable IOMMU perfmon support
  iommu/vt-d: Add IOMMU perfmon overflow handler support
  iommu/vt-d: Support cpumask for IOMMU perfmon
  iommu/vt-d: Add IOMMU perfmon support
  iommu/vt-d: Support Enhanced Command Interface
  iommu/vt-d: Retrieve IOMMU perfmon capability information
  iommu/vt-d: Support size of the register set in DRHD
  iommu/vt-d: Set No Execute Enable bit in PASID table entry
  iommu/vt-d: Remove sva from intel_svm_dev
  ...
2023-02-24 13:40:13 -08:00
Linus Torvalds
a93e884edf Driver core changes for 6.3-rc1
Here is the large set of driver core changes for 6.3-rc1.
 
 There's a lot of changes this development cycle, most of the work falls
 into two different categories:
   - fw_devlink fixes and updates.  This has gone through numerous review
     cycles and lots of review and testing by lots of different devices.
     Hopefully all should be good now, and Saravana will be keeping a
     watch for any potential regression on odd embedded systems.
   - driver core changes to work to make struct bus_type able to be moved
     into read-only memory (i.e. const)  The recent work with Rust has
     pointed out a number of areas in the driver core where we are
     passing around and working with structures that really do not have
     to be dynamic at all, and they should be able to be read-only making
     things safer overall.  This is the contuation of that work (started
     last release with kobject changes) in moving struct bus_type to be
     constant.  We didn't quite make it for this release, but the
     remaining patches will be finished up for the release after this
     one, but the groundwork has been laid for this effort.
 
 Other than that we have in here:
   - debugfs memory leak fixes in some subsystems
   - error path cleanups and fixes for some never-able-to-be-hit
     codepaths.
   - cacheinfo rework and fixes
   - Other tiny fixes, full details are in the shortlog
 
 All of these have been in linux-next for a while with no reported
 problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here is the large set of driver core changes for 6.3-rc1.

  There's a lot of changes this development cycle, most of the work
  falls into two different categories:

   - fw_devlink fixes and updates. This has gone through numerous review
     cycles and lots of review and testing by lots of different devices.
     Hopefully all should be good now, and Saravana will be keeping a
     watch for any potential regression on odd embedded systems.

   - driver core changes to work to make struct bus_type able to be
     moved into read-only memory (i.e. const) The recent work with Rust
     has pointed out a number of areas in the driver core where we are
     passing around and working with structures that really do not have
     to be dynamic at all, and they should be able to be read-only
     making things safer overall. This is the contuation of that work
     (started last release with kobject changes) in moving struct
     bus_type to be constant. We didn't quite make it for this release,
     but the remaining patches will be finished up for the release after
     this one, but the groundwork has been laid for this effort.

  Other than that we have in here:

   - debugfs memory leak fixes in some subsystems

   - error path cleanups and fixes for some never-able-to-be-hit
     codepaths.

   - cacheinfo rework and fixes

   - Other tiny fixes, full details are in the shortlog

  All of these have been in linux-next for a while with no reported
  problems"

[ Geert Uytterhoeven points out that that last sentence isn't true, and
  that there's a pending report that has a fix that is queued up - Linus ]

* tag 'driver-core-6.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (124 commits)
  debugfs: drop inline constant formatting for ERR_PTR(-ERROR)
  OPP: fix error checking in opp_migrate_dentry()
  debugfs: update comment of debugfs_rename()
  i3c: fix device.h kernel-doc warnings
  dma-mapping: no need to pass a bus_type into get_arch_dma_ops()
  driver core: class: move EXPORT_SYMBOL_GPL() lines to the correct place
  Revert "driver core: add error handling for devtmpfs_create_node()"
  Revert "devtmpfs: add debug info to handle()"
  Revert "devtmpfs: remove return value of devtmpfs_delete_node()"
  driver core: cpu: don't hand-override the uevent bus_type callback.
  devtmpfs: remove return value of devtmpfs_delete_node()
  devtmpfs: add debug info to handle()
  driver core: add error handling for devtmpfs_create_node()
  driver core: bus: update my copyright notice
  driver core: bus: add bus_get_dev_root() function
  driver core: bus: constify bus_unregister()
  driver core: bus: constify some internal functions
  driver core: bus: constify bus_get_kset()
  driver core: bus: constify bus_register/unregister_notifier()
  driver core: remove private pointer from struct bus_type
  ...
2023-02-24 12:58:55 -08:00
Maor Dickman
d28a06d7db net/mlx5: Geneve, Fix handling of Geneve object id as error code
On success, mlx5_geneve_tlv_option_create returns non negative
Geneve object id. In case the object id is positive value the
caller functions will handle it as an error (non zero) and
will fail to offload the Geneve rule.

Fix this by changing caller function ,mlx5_geneve_tlv_option_add,
to return 0 in case valid non negative object id was provided.

Fixes: 0ccc171ea6a2 ("net/mlx5: Geneve, Manage Geneve TLV options")
Signed-off-by: Maor Dickman <maord@nvidia.com>
Reviewed-by: Raed Salem <raeds@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2023-02-24 10:13:19 -08:00
Roi Dayan
1bf8b0dae8 net/mlx5e: Verify flow_source cap before using it
When adding send to vport rule verify flow_source matching is
supported by checking the flow_source cap.

Fixes: d04442540372 ("net/mlx5: E-Switch, set flow source for send to uplink rule")
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2023-02-24 10:13:18 -08:00
Maher Sanalla
e1ed30c8c0 net/mlx5: ECPF, wait for VF pages only after disabling host PFs
Currently,  during the early stages of their unloading, particularly
during SRIOV disablement, PFs/ECPFs wait on the release of all of
their VFs memory pages. Furthermore, ECPFs are considered the page
supplier for host VFs, hence the host VFs memory pages are freed only
during ECPF cleanup when host interfaces get disabled.

Thus, disabling SRIOV early in unload timeline causes the DPU ECPF
to stall on driver unload while waiting on the release of host VF pages
that won't be freed before host interfaces get disabled later on.

Therefore, for ECPFs, wait on the release of VFs pages only after the
disablement of host PFs during ECPF cleanup flow. Then, host PFs and VFs
are disabled and their memory shall be freed accordingly.

Fixes: 143a41d7623d ("net/mlx5: Disable SRIOV before PF removal")
Signed-off-by: Maher Sanalla <msanalla@nvidia.com>
Reviewed-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2023-02-24 10:13:18 -08:00
Vadim Fedorenko
3a50cf1e8e mlx5: fix possible ptp queue fifo use-after-free
Fifo indexes are not checked during pop operations and it leads to
potential use-after-free when poping from empty queue. Such case was
possible during re-sync action. WARN_ON_ONCE covers future cases.

There were out-of-order cqe spotted which lead to drain of the queue and
use-after-free because of lack of fifo pointers check. Special check and
counter are added to avoid resync operation if SKB could not exist in the
fifo because of OOO cqe (skb_id must be between consumer and producer
index).

Fixes: 58a518948f60 ("net/mlx5e: Add resiliency for PTP TX port timestamp")
Signed-off-by: Vadim Fedorenko <vadfed@meta.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2023-02-24 10:13:18 -08:00