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authorEric Dumazet <edumazet@google.com>2025-06-20 13:30:01 +0000
committerJakub Kicinski <kuba@kernel.org>2025-06-23 17:04:03 -0700
commitc51da3f7a161c6822232be832abdffe47eb55b4c (patch)
treec4b86a281dc187fc8b74f9723043e2bfa87bd7d8 /net/ipv4/tcp_ipv4.c
parente84a4927a404f369c842c19de93b216627fcc690 (diff)
net: remove sock_i_uid()
Difference between sock_i_uid() and sk_uid() is that after sock_orphan(), sock_i_uid() returns GLOBAL_ROOT_UID while sk_uid() returns the last cached sk->sk_uid value. None of sock_i_uid() callers care about this. Use sk_uid() which is much faster and inlined. Note that diag/dump users are calling sock_i_ino() and can not see the full benefit yet. Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Lorenzo Colitti <lorenzo@google.com> Reviewed-by: Maciej Żenczykowski <maze@google.com> Link: https://patch.msgid.link/20250620133001.4090592-3-edumazet@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 6a14f9e6fef6..429fb34b075e 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2896,7 +2896,7 @@ static void get_openreq4(const struct request_sock *req,
jiffies_delta_to_clock_t(delta),
req->num_timeout,
from_kuid_munged(seq_user_ns(f),
- sock_i_uid(req->rsk_listener)),
+ sk_uid(req->rsk_listener)),
0, /* non standard timer */
0, /* open_requests have no inode */
0,
@@ -2954,7 +2954,7 @@ static void get_tcp4_sock(struct sock *sk, struct seq_file *f, int i)
timer_active,
jiffies_delta_to_clock_t(timer_expires - jiffies),
icsk->icsk_retransmits,
- from_kuid_munged(seq_user_ns(f), sock_i_uid(sk)),
+ from_kuid_munged(seq_user_ns(f), sk_uid(sk)),
icsk->icsk_probes_out,
sock_i_ino(sk),
refcount_read(&sk->sk_refcnt), sk,
@@ -3246,9 +3246,9 @@ static int bpf_iter_tcp_seq_show(struct seq_file *seq, void *v)
const struct request_sock *req = v;
uid = from_kuid_munged(seq_user_ns(seq),
- sock_i_uid(req->rsk_listener));
+ sk_uid(req->rsk_listener));
} else {
- uid = from_kuid_munged(seq_user_ns(seq), sock_i_uid(sk));
+ uid = from_kuid_munged(seq_user_ns(seq), sk_uid(sk));
}
meta.seq = seq;