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linux/kernel/bpf
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Kumar Kartikeya Dwivedi 3249e8a17e bpf: Adjust return value for queue destruction in rqspinlock 
Return -ETIMEDOUT whenever non-head waiters are signalled by head, and fix
oversight in commit 7bd6e5ce5b ("rqspinlock: Disable queue destruction for
deadlocks"). We no longer signal on deadlocks.

Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Reviewed-by: Amery Hung <ameryhung@gmail.com>
Link: https://lore.kernel.org/r/20251111013827.1853484-1-memxor@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2025-11-12 11:17:39 -08:00
..
preload umd: Remove usermode driver framework 2025-07-26 21:03:04 +02:00
arena.c bpf: Report arena faults to BPF stderr 2025-09-11 13:00:43 -07:00
arraymap.c bpf: generalize and export map_get_next_key for arrays 2025-10-21 11:17:25 -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: use rcu_read_lock_dont_migrate() for bpf_cgrp_storage_free() 2025-08-25 18:52:16 -07:00
bpf_inode_storage.c bpf: use rcu_read_lock_dont_migrate() for bpf_inode_storage_free() 2025-08-25 18:52:16 -07:00
bpf_insn_array.c bpf, x86: add support for indirect jumps 2025-11-05 17:53:23 -08:00
bpf_iter.c bpf: use rcu_read_lock_dont_migrate() for bpf_iter_run_prog() 2025-08-25 18:52:16 -07:00
bpf_local_storage.c bpf: add btf_type_is_i{32,64} helpers 2025-06-25 15:15:49 -07:00
bpf_lru_list.c bpf: Replace get_next_cpu() with cpumask_next_wrap() 2025-08-18 15:11:02 +02:00
bpf_lru_list.h bpf: Adjust free target to avoid global starvation of LRU map 2025-06-18 18:50:14 -07:00
bpf_lsm.c bpf: lsm: Add two more sleepable hooks 2025-02-13 19:35:31 -08:00
bpf_struct_ops.c bpf: Allow struct_ops to get map id by kdata 2025-08-06 13:39:58 -07:00
bpf_task_storage.c bpf: use rcu_read_lock_dont_migrate() for bpf_task_storage_free() 2025-08-25 18:52:16 -07:00
btf.c bpf: Allow union argument in trampoline based programs 2025-09-23 12:07:46 -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
cgroup.c bpf: WQ_PERCPU added to alloc_workqueue users 2025-09-08 10:04:37 -07:00
cgroup_iter.c bpf: Let verifier consider {task,cgroup} is trusted in bpf_iter_reg 2023-11-07 15:24:25 -08:00
core.c bpf, x86: add support for indirect jumps 2025-11-05 17:53:23 -08:00
cpumap.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after rc5 2025-09-11 09:34:37 -07:00
cpumask.c bpf: fix missing kdoc string fields in cpumask.c 2025-03-15 11:48:57 -07:00
crypto.c bpf: Fix out-of-bounds dynptr write in bpf_crypto_crypt 2025-09-09 15:07:57 -07:00
devmap.c bpf: Remove redundant __GFP_NOWARN 2025-08-12 14:56:04 -07:00
disasm.c bpf: disasm: add support for BPF_JMP|BPF_JA|BPF_X 2025-11-05 17:53:23 -08:00
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
dmabuf_iter.c bpf: Add open coded dmabuf iterator 2025-05-27 09:51:25 -07:00
hashtab.c bpf: Consistently use bpf_rcu_lock_held() everywhere 2025-10-15 12:26:12 +02:00
helpers.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after 6.18-rc4 2025-11-03 14:59:55 -08:00
inode.c bpf: Avoid RCU context warning when unpinning htab with internal structs 2025-10-10 10:10:08 -07:00
Kconfig bpf: Update the bpf_prog_calc_tag to use SHA256 2025-09-18 19:10:20 -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: Clean up individual BTF_ID code 2025-07-16 18:34:42 -07:00
liveness.c bpf, x86: add support for indirect jumps 2025-11-05 17:53:23 -08:00
local_storage.c bpf: Remove redundant __GFP_NOWARN 2025-08-12 14:56:04 -07:00
log.c bpf, x86: add support for indirect jumps 2025-11-05 17:53:23 -08:00
lpm_trie.c bpf: Convert lpm_trie.c to rqspinlock 2025-03-19 08:03:05 -07:00
Makefile bpf, x86: add new map type: instructions array 2025-11-05 17:31:25 -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 bpf: replace use of system_unbound_wq with system_dfl_wq 2025-09-08 10:04:37 -07:00
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 bpf: Remove attach_type in bpf_netns_link 2025-07-11 11:01:04 -07:00
offload.c net: move misc netdev_lock flavors to a separate header 2025-03-08 09:06:50 -08:00
percpu_freelist.c bpf: Convert percpu_freelist.c to rqspinlock 2025-03-19 08:03:05 -07:00
percpu_freelist.h bpf: Convert percpu_freelist.c to rqspinlock 2025-03-19 08:03:05 -07:00
prog_iter.c bpf: Clean up individual BTF_ID code 2025-07-16 18:34:42 -07:00
queue_stack_maps.c bpf: Convert queue_stack map to rqspinlock 2025-04-10 12:51:10 -07:00
range_tree.c bpf: Use kmalloc_nolock() in range tree 2025-11-06 15:55:19 -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 Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf after 6.18-rc4 2025-11-03 14:59:55 -08:00
rqspinlock.c bpf: Adjust return value for queue destruction in rqspinlock 2025-11-12 11:17:39 -08:00
rqspinlock.h rqspinlock: Protect waiters in queue from stalls 2025-03-19 08:03:05 -07:00
stackmap.c bpf: Fix stackmap overflow check in __bpf_get_stackid() 2025-10-28 09:20:27 -07:00
stream.c bpf: Use kmalloc_nolock() in bpf streams 2025-10-29 18:19:46 -07:00
syscall.c bpf, x86: add new map type: instructions array 2025-11-05 17:31:25 -08:00
sysfs_btf.c Driver core changes for 6.17-rc1 2025-07-29 12:15:39 -07:00
task_iter.c vfs-6.13.file 2024-11-18 10:30:29 -08:00
tcx.c bpf: Remove location field in tcx_link 2025-07-11 11:00:57 -07:00
tnum.c bpf: Improve the general precision of tnum_mul 2025-08-27 15:00:26 -07:00
token.c bpf: Add struct bpf_token_info 2025-07-16 18:38:05 -07:00
trampoline.c bpf: use rcu_read_lock_dont_migrate() for trampoline.c 2025-08-25 18:52:16 -07:00
verifier.c bpf, x86: add support for indirect jumps 2025-11-05 17:53:23 -08:00