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linux/kernel/bpf
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Viktor Malik ab4dc30c53 bpf: Do not alloc arena on unsupported arches 
Do not allocate BPF arena on arches that do not support it, instead
return EOPNOTSUPP. This is useful to prevent bugs such as soft lockups
while trying to free the arena which we have witnessed on ppc64le [1].

[1] https://lore.kernel.org/bpf/4afdcb50-13f2-4772-8db1-3fd02bd985b3@redhat.com/

Signed-off-by: Viktor Malik <vmalik@redhat.com>
Link: https://lore.kernel.org/r/20241115082548.74972-1-vmalik@redhat.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2024-11-15 08:10:13 -08:00
..
preload
bpf: make preloaded map iterators to display map elements count
2023-07-06 12:42:25 -07:00
arena.c
bpf: Do not alloc arena on unsupported arches
2024-11-15 08:10:13 -08:00
arraymap.c
bpf: Prevent tailcall infinite loop caused by freplace
2024-10-16 09:21:18 -07:00
bloom_filter.c
bpf: Check bloom filter map value size
2024-03-27 09:56:17 -07:00
bpf_cgrp_storage.c
bpf: Add "bool swap_uptrs" arg to bpf_local_storage_update() and bpf_selem_alloc()
2024-10-24 10:25:59 -07:00
bpf_inode_storage.c
bpf: Add "bool swap_uptrs" arg to bpf_local_storage_update() and bpf_selem_alloc()
2024-10-24 10:25:59 -07:00
bpf_iter.c
[tree-wide] finally take no_llseek out
2024-09-27 08:18:43 -07:00
bpf_local_storage.c
bpf: Add uptr support in the map_value of the task local storage.
2024-10-24 10:25:59 -07:00
bpf_lru_list.c
bpf: Address KCSAN report on bpf_lru_list
2023-05-12 12:01:03 -07:00
bpf_lru_list.h
bpf: lru: Remove unused declaration bpf_lru_promote()
2023-08-08 17:21:42 -07:00
bpf_lsm.c
bpf, lsm: Remove bpf_lsm_key_free hook
2024-10-08 12:52:40 -07:00
bpf_struct_ops.c
bpf: Add kernel symbol for struct_ops trampoline
2024-11-12 17:13:46 -08:00
bpf_task_storage.c
bpf: Add uptr support in the map_value of the task local storage.
2024-10-24 10:25:59 -07:00
btf_iter.c
bpf: Remove custom build rule
2024-08-30 08:55:26 -07:00
btf_relocate.c
bpf: Remove custom build rule
2024-08-30 08:55:26 -07:00
btf.c
bpf: Mark raw_tp arguments with PTR_MAYBE_NULL
2024-11-04 11:37:36 -08:00
cgroup_iter.c
bpf: Let verifier consider {task,cgroup} is trusted in bpf_iter_reg
2023-11-07 15:24:25 -08:00
cgroup.c
cgroup/bpf: use a dedicated workqueue for cgroup bpf destruction
2024-10-08 08:43:22 -10:00
core.c
bpf: Find eligible subprogs for private stack support
2024-11-12 16:26:24 -08:00
cpumap.c
bpf, cpumap: Move xdp:xdp_cpumap_kthread tracepoint before rcv
2024-09-11 16:32:11 +02:00
cpumask.c
bpf: Allow invoking kfuncs from BPF_PROG_TYPE_SYSCALL progs
2024-04-05 10:56:09 -07:00
crypto.c
bpf: crypto: make state and IV dynptr nullable
2024-06-13 16:33:04 -07:00
devmap.c
bpf: devmap: provide rxq after redirect
2024-10-02 13:48:26 -07:00
disasm.c
bpf: add special internal-only MOV instruction to resolve per-CPU addrs
2024-04-03 10:29:55 -07:00
disasm.h
bpf: Relicense disassembler as GPL-2.0-only OR BSD-2-Clause
2021-09-02 14:49:23 +02:00
dispatcher.c
bpf: Add kernel symbol for struct_ops trampoline
2024-11-12 17:13:46 -08:00
hashtab.c
bpf: Call free_htab_elem() after htab_unlock_bucket()
2024-11-11 08:18:30 -08:00
helpers.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
2024-11-13 12:52:51 -08:00
inode.c
bpf: Preserve param->string when parsing mount options
2024-10-22 12:56:38 -07:00
Kconfig
bpf: remove CONFIG_BPF_JIT dependency on CONFIG_MODULES of
2024-05-14 00:36:29 -07:00
kmem_cache_iter.c
bpf: Add open coded version of kmem_cache iterator
2024-11-01 11:08:32 -07:00
link_iter.c
bpf: Add bpf_link iterator
2022-05-10 11:20:45 -07:00
local_storage.c
bpf: Replace 8 seq_puts() calls by seq_putc() calls
2024-07-29 12:53:00 -07:00
log.c
bpf: Fix print_reg_state's constant scalar dump
2024-10-17 11:06:34 -07:00
lpm_trie.c
bpf: Fix out-of-bounds write in trie_get_next_key()
2024-10-29 13:41:40 -07:00
Makefile
bpf: Introduce range_tree data structure and use it in bpf arena
2024-11-13 13:52:45 -08:00
map_in_map.c
bpf: switch maps to CLASS(fd, ...)
2024-08-13 15:58:17 -07:00
map_in_map.h
bpf: Add map and need_defer parameters to .map_fd_put_ptr()
2023-12-04 17:50:26 -08:00
map_iter.c
bpf: treewide: Annotate BPF kfuncs in BTF
2024-01-31 20:40:56 -08:00
memalloc.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
2024-11-13 12:52:51 -08:00
mmap_unlock_work.h
bpf: Introduce helper bpf_find_vma
2021-11-07 11:54:51 -08:00
mprog.c
bpf: Handle bpf_mprog_query with NULL entry
2023-10-06 17:11:20 -07:00
net_namespace.c
net: Add includes masked by netdevice.h including uapi/bpf.h
2021-12-29 20:03:05 -08:00
offload.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2023-09-21 21:49:45 +02:00
percpu_freelist.c
bpf: Initialize same number of free nodes for each pcpu_freelist
2022-11-11 12:05:14 -08:00
percpu_freelist.h
bpf: Use raw_spin_trylock() for pcpu_freelist_push/pop in NMI
2020-10-06 00:04:11 +02:00
prog_iter.c
bpf: Refactor bpf_iter_reg to have separate seq_info member
2020-07-25 20:16:32 -07:00
queue_stack_maps.c
bpf: Avoid deadlock when using queue and stack maps from NMI
2023-09-11 19:04:49 -07:00
range_tree.c
bpf: Introduce range_tree data structure and use it in bpf arena
2024-11-13 13:52:45 -08:00
range_tree.h
bpf: Introduce range_tree data structure and use it in bpf arena
2024-11-13 13:52:45 -08:00
relo_core.c
bpf: Remove custom build rule
2024-08-30 08:55:26 -07:00
reuseport_array.c
bpf: Use sockfd_put() helper
2024-08-30 08:57:47 -07:00
ringbuf.c
bpf: Add MEM_WRITE attribute
2024-10-22 15:42:56 -07:00
stackmap.c
bpf: wire up sleepable bpf_get_stack() and bpf_get_task_stack() helpers
2024-09-11 09:58:31 -07:00
syscall.c
bpf: Add support for uprobe multi session attach
2024-11-11 08:18:03 -08:00
sysfs_btf.c
btf: Avoid weak external references
2024-04-16 16:35:13 +02:00
task_iter.c
bpf: Fix iter/task tid filtering
2024-10-17 10:52:18 -07:00
tcx.c
bpf, tcx: Get rid of tcx_link_const
2023-10-23 15:01:53 -07:00
tnum.c
bpf: simplify tnum output if a fully known constant
2023-12-02 11:36:51 -08:00
token.c
bpf: convert bpf_token_create() to CLASS(fd, ...)
2024-09-12 18:58:02 -07:00
trampoline.c
bpf: Add kernel symbol for struct_ops trampoline
2024-11-12 17:13:46 -08:00
verifier.c
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
2024-11-13 12:52:51 -08:00