From 8a402bbe54760dea67f1b2980c727761b47994d7 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Mon, 30 Jun 2025 12:19:25 +0000 Subject: net: dst: annotate data-races around dst->obsolete (dst_entry)->obsolete is read locklessly, add corresponding annotations. Signed-off-by: Eric Dumazet Reviewed-by: Kuniyuki Iwashima Link: https://patch.msgid.link/20250630121934.3399505-2-edumazet@google.com Signed-off-by: Jakub Kicinski --- include/net/dst.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') 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; -- cgit v1.2.3