diff options
| author | Eric Dumazet <edumazet@google.com> | 2025-06-30 12:19:25 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-07-02 14:32:29 -0700 |
| commit | 8a402bbe54760dea67f1b2980c727761b47994d7 (patch) | |
| tree | b478ead62258f97c29228298a2cf109e5bfc222f /include | |
| parent | 8077b9a911d7cb0f606217f645d82c7b083ca238 (diff) | |
net: dst: annotate data-races around dst->obsolete
(dst_entry)->obsolete is read locklessly, add corresponding
annotations.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20250630121934.3399505-2-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/dst.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/dst.h b/include/net/dst.h index 78c78cdce0e9..76c30c3b22dd 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -476,7 +476,7 @@ INDIRECT_CALLABLE_DECLARE(struct dst_entry *ipv4_dst_check(struct dst_entry *, u32)); static inline struct dst_entry *dst_check(struct dst_entry *dst, u32 cookie) { - if (dst->obsolete) + if (READ_ONCE(dst->obsolete)) dst = INDIRECT_CALL_INET(dst->ops->check, ip6_dst_check, ipv4_dst_check, dst, cookie); return dst; |