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Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

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Daniel Borkmann says:

====================
pull-request: bpf 2023-12-06

We've added 4 non-merge commits during the last 6 day(s) which contain
a total of 7 files changed, 185 insertions(+), 55 deletions(-).

The main changes are:

1) Fix race found by syzkaller on prog_array_map_poke_run when
   a BPF program's kallsym symbols were still missing, from Jiri Olsa.

2) Fix BPF verifier's branch offset comparison for BPF_JMP32 | BPF_JA,
   from Yonghong Song.

3) Fix xsk's poll handling to only set mask on bound xsk sockets,
   from Yewon Choi.

* tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
  selftests/bpf: Add test for early update in prog_array_map_poke_run
  bpf: Fix prog_array_map_poke_run map poke update
  xsk: Skip polling event check for unbound socket
  bpf: Fix a verifier bug due to incorrect branch offset comparison with cpu=v4
====================

Link: https://lore.kernel.org/r/20231206220528.12093-1-daniel@iogearbox.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jakub Kicinski
2023-12-07 09:32:23 -08:00
parent 0ad722bd9e ffed24eff9
commit c85e5594b7
7 changed files with 185 additions and 55 deletions
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3
include/linux/bpf.h
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@@ -3175,6 +3175,9 @@ enum bpf_text_poke_type {
int bpf_arch_text_poke(void *ip, enum bpf_text_poke_type t,
void *addr1, void *addr2);
void bpf_arch_poke_desc_update(struct bpf_jit_poke_descriptor *poke,
struct bpf_prog *new, struct bpf_prog *old);
void *bpf_arch_text_copy(void *dst, void *src, size_t len);
int bpf_arch_text_invalidate(void *dst, size_t len);