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linux-stable/arch/powerpc/kernel
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Christopher M. Riedl d8f0e0b073 powerpc/64s: support nospectre_v2 cmdline option 
Add support for disabling the kernel implemented spectre v2 mitigation
(count cache flush on context switch) via the nospectre_v2 and
mitigations=off cmdline options.

Suggested-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Christopher M. Riedl <cmr@informatik.wtf>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190524024647.381-1-cmr@informatik.wtf
2019-08-27 13:03:32 +10:00
..
syscalls
powerpc: Wire up clone3 syscall
2019-07-29 09:34:27 +10:00
trace
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
vdso32
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
vdso64
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
.gitignore
…
align.c
powerpc/spe: Mark expected switch fall-throughs
2019-07-31 00:19:34 +10:00
asm-offsets.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
audit.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
btext.c
powerpc: Rework btext_find_display to use of_stdout and device_type helpers
2018-11-26 22:33:37 +11:00
cacheinfo.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
cacheinfo.h
powerpc/cacheinfo: add cacheinfo_teardown, cacheinfo_rebuild
2019-06-15 16:52:06 +10:00
compat_audit.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cpu_setup_6xx.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cpu_setup_44x.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cpu_setup_fsl_booke.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cpu_setup_pa6t.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
cpu_setup_power.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cpu_setup_ppc970.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
cputable.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
crash_dump.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
crash.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
dawr.c
powerpc: Fix compile issue with force DAWR
2019-07-03 15:19:35 +10:00
dbell.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
dma-common.c
powerpc/dma: Fix invalid DMA mmap behavior
2019-07-19 21:29:49 +10:00
dma-iommu.c
powerpc/iommu: Allow bypass-only for DMA
2019-08-19 13:20:23 +10:00
dma-mask.c
dma-mapping, powerpc: simplify the arch dma_set_mask override
2019-02-18 22:41:03 +11:00
dma-swiotlb.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
dt_cpu_ftrs.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 191
2019-05-30 11:29:21 -07:00
early_32.c
powerpc/32: use memset() instead of memset_io() to zero BSS
2019-05-03 01:20:26 +10:00
eeh_cache.c
powerpc/eeh: Convert log messages to eeh_edev_* macros
2019-08-22 23:12:47 +10:00
eeh_dev.c
powerpc/eeh: Add bdfn field to eeh_dev
2019-08-22 23:12:46 +10:00
eeh_driver.c
powerpc/eeh: Remove unused return path from eeh_pe_dev_traverse()
2019-08-22 23:12:47 +10:00
eeh_event.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
eeh_pe.c
powerpc/eeh: Slightly simplify eeh_add_to_parent_pe()
2019-08-22 23:12:47 +10:00
eeh_sysfs.c
powerpc/eeh: Add include_passed to eeh_pe_state_clear()
2019-02-05 11:55:43 +11:00
eeh.c
powerpc/eeh: Remove unused return path from eeh_pe_dev_traverse()
2019-08-22 23:12:47 +10:00
entry_32.S
powerpc: Wire up clone3 syscall
2019-07-29 09:34:27 +10:00
entry_64.S
powerpc: Wire up clone3 syscall
2019-07-29 09:34:27 +10:00
epapr_hcalls.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
epapr_paravirt.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 266
2019-06-05 17:30:28 +02:00
exceptions-64e.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
exceptions-64s.S
docs: powerpc: convert docs to ReST and rename to *.rst
2019-07-17 06:57:51 -03:00
fadump.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
firmware.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
fpu.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
fsl_booke_entry_mapping.S
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
head_8xx.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
head_32.h
powerpc/32: implement fast entry for syscalls on non BOOKE
2019-05-03 01:20:27 +10:00
head_32.S
powerpc/603: Fix handling of the DIRTY flag
2019-08-20 21:22:21 +10:00
head_40x.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
head_44x.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
head_64.S
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
head_booke.h
powerpc/32: fix build failure on book3e with KVM
2019-06-16 00:03:38 +10:00
head_fsl_booke.S
powerpc fixes for 5.2 #5
2019-06-22 09:09:42 -07:00
hw_breakpoint.c
powerpc/hw_breakpoint: move instruction stepping out of hw_breakpoint_handler()
2019-08-20 21:22:10 +10:00
idle_6xx.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
idle_book3e.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
idle_book3s.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
idle_e500.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
idle_power4.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
idle.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
ima_kexec.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
io-workarounds.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
2019-06-19 17:09:55 +02:00
io.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
iomap.c
powerpc: iomap.c: introduce io{read|write}64_{lo_hi|hi_lo}
2018-04-05 14:59:26 +10:00
iommu.c
powerpc/powernv/ioda2: Create bigger default window with 64k IOMMU pages
2019-08-19 13:20:23 +10:00
irq.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
isa-bridge.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
jump_label.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
kexec_elf_64.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 285
2019-06-05 17:36:37 +02:00
kgdb.c
powerpc: Activate CONFIG_THREAD_INFO_IN_TASK
2019-02-23 22:31:40 +11:00
kprobes-ftrace.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
kprobes.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
kvm_emul.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 266
2019-06-05 17:30:28 +02:00
kvm.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 266
2019-06-05 17:30:28 +02:00
l2cr_6xx.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
2019-05-24 17:36:45 +02:00
legacy_serial.c
powerpc: Use of_node_name_eq for node name comparisons
2018-12-22 21:29:50 +11:00
machine_kexec_32.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
machine_kexec_64.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
machine_kexec_file_64.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 285
2019-06-05 17:36:37 +02:00
machine_kexec.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 230
2019-06-19 17:09:06 +02:00
Makefile
powerpc/dma: Fix invalid DMA mmap behavior
2019-07-19 21:29:49 +10:00
mce_power.c
powerpc/mce: Handle UE event for memcpy_mcsafe
2019-08-21 22:23:48 +10:00
mce.c
powerpc/mce: Handle UE event for memcpy_mcsafe
2019-08-21 22:23:48 +10:00
misc_32.S
powerpc/32: Add warning on misaligned copy_page() or clear_page()
2019-08-20 21:22:15 +10:00
misc_64.S
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
misc.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
module_32.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
module_64.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
module.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
module.lds
powerpc/modules: Fix alignment of .toc section in kernel modules
2017-12-11 13:03:35 +11:00
msi.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
nvram_64.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
of_platform.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
optprobes_head.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
optprobes.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
paca.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
pci_32.c
powerpc/64: Adjust order in pcibios_init()
2019-08-22 23:11:48 +10:00
pci_64.c
powerpc/64: Adjust order in pcibios_init()
2019-08-22 23:11:48 +10:00
pci_dn.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
pci_of_scan.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
pci-common.c
powerpc/64: Adjust order in pcibios_init()
2019-08-22 23:11:48 +10:00
pci-hotplug.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
pmc.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
ppc32.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
ppc_save_regs.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
proc_powerpc.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
process.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
prom_init_check.sh
powerpc fixes for 5.2 #4
2019-06-15 07:29:32 -10:00
prom_init.c
powerpc updates for 5.3
2019-07-13 16:08:36 -07:00
prom_parse.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
prom.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
ptrace32.c
Replace <asm/uaccess.h> with <linux/uaccess.h> globally
2016-12-24 11:46:01 -08:00
ptrace.c
ptrace: move clearing of TIF_SYSCALL_EMU flag to core
2019-06-05 17:51:17 +01:00
reloc_32.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
reloc_64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
rtas_flash.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
rtas_pci.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
rtas-proc.c
powerpc updates for 4.18
2018-06-07 10:23:33 -07:00
rtas-rtc.c
powerpc: use time64_t in read_persistent_clock
2018-06-03 20:43:33 +10:00
rtas.c
powerpc/rtas: allow rescheduling while changing cpu states
2019-08-20 21:22:27 +10:00
rtasd.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
security.c
powerpc/64s: support nospectre_v2 cmdline option
2019-08-27 13:03:32 +10:00
setup_32.c
treewide: Add SPDX license identifier for missed files
2019-05-21 10:50:45 +02:00
setup_64.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
setup-common.c
powerpc/64s: Make boot look nice(r)
2019-08-15 22:52:55 +10:00
setup.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
signal_32.c
powerpc/tm: Fix oops on sigreturn on systems without TM
2019-07-22 13:05:23 +10:00
signal_64.c
powerpc/tm: Fix oops on sigreturn on systems without TM
2019-07-22 13:05:23 +10:00
signal.c
Remove 'type' argument from access_ok() function
2019-01-03 18:57:57 -08:00
signal.h
powerpc/syscalls: signal_{32, 64} - switch to SYSCALL_DEFINE
2018-05-10 23:25:13 +10:00
smp-tbsync.c
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
smp.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
stacktrace.c
powerpc: Remove export of save_stack_trace_tsk_reliable()
2019-03-02 14:43:05 +11:00
suspend.c
PM: hibernate: powerpc: Expose pfn_is_nosave() prototype
2019-06-14 10:48:56 +02:00
swsusp_32.S
powerpc/32s: fix suspend/resume when IBATs 4-7 are used
2019-06-19 20:05:07 +10:00
swsusp_64.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 505
2019-06-19 17:11:22 +02:00
swsusp_asm64.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 505
2019-06-19 17:11:22 +02:00
swsusp_booke.S
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
swsusp.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
sys_ppc32.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
syscalls.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
sysfs.c
treewide: Add SPDX license identifier for missed files
2019-05-21 10:50:45 +02:00
systbl_chk.sh
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2019-05-30 11:26:32 -07:00
systbl.S
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
tau_6xx.c
powerpc/tau: Make some function static
2018-05-25 12:04:44 +10:00
time.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
tm.S
powerpc/tm: update comment about interrupt re-entrancy
2019-07-02 21:39:49 +10:00
traps.c
Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
2019-07-08 21:48:15 -07:00
udbg_16550.c
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2019-05-30 11:26:32 -07:00
udbg.c
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2019-05-30 11:26:32 -07:00
uprobes.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
vdso.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
vecemu.c
powerpc: Add a missing include header
2018-05-25 12:04:46 +10:00
vector.S
powerpc/64: Don't trace code that runs with the soft irq mask unreconciled
2019-05-03 01:58:11 +10:00
vmlinux.lds.S
powerpc/kconfig: define CONFIG_DATA_SHIFT and CONFIG_ETEXT_SHIFT
2019-02-23 21:04:32 +11:00
watchdog.c
powerpc/watchdog: Use hrtimers for per-CPU heartbeat
2019-04-30 11:31:02 +10:00