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| author | Eric Dumazet <edumazet@google.com> | 2024-10-09 20:44:02 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-10-12 00:35:05 +0200 |
| commit | 16207384d29287a19f81436e1953b41946aa8258 (patch) | |
| tree | 8897a7e78e28b8662b52b75c20ca64b7e1c3fb33 /net/ipv4/fib_rules.c | |
| parent | fib: rules: use READ_ONCE()/WRITE_ONCE() on ops->fib_rules_seq (diff) | |
| download | linux-16207384d29287a19f81436e1953b41946aa8258.tar.xz linux-16207384d29287a19f81436e1953b41946aa8258.zip | |
ipv4: use READ_ONCE()/WRITE_ONCE() on net->ipv4.fib_seq
Using RTNL to protect ops->fib_rules_seq reads seems a big hammer.
Writes are protected by RTNL.
We can use READ_ONCE() when reading it.
Constify 'struct net' argument of fib4_rules_seq_read()
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/20241009184405.3752829-3-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | net/ipv4/fib_rules.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c index b07292d50ee7..8325224ef072 100644 --- a/net/ipv4/fib_rules.c +++ b/net/ipv4/fib_rules.c @@ -74,7 +74,7 @@ int fib4_rules_dump(struct net *net, struct notifier_block *nb, return fib_rules_dump(net, nb, AF_INET, extack); } -unsigned int fib4_rules_seq_read(struct net *net) +unsigned int fib4_rules_seq_read(const struct net *net) { return fib_rules_seq_read(net, AF_INET); } |