From 406c4a0af010b8714d18e4c89de5575e1d3888f8 Mon Sep 17 00:00:00 2001 From: Pavel Begunkov Date: Thu, 27 Jan 2022 00:36:23 +0000 Subject: udp6: shuffle up->pending AF_INET bits Corked AF_INET for ipv6 socket doesn't appear to be the hottest case, so move it out of the common path under up->pending check to remove overhead. Signed-off-by: Pavel Begunkov Reviewed-by: Willem de Bruijn Signed-off-by: Jakub Kicinski --- net/ipv6/udp.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'net') diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 528b81ef19c9..e221a6957b1f 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -1363,9 +1363,6 @@ do_udp_sendmsg: } } - if (up->pending == AF_INET) - return udp_sendmsg(sk, msg, len); - /* Rough check on arithmetic overflow, better check is made in ip6_append_data(). */ @@ -1374,6 +1371,8 @@ do_udp_sendmsg: getfrag = is_udplite ? udplite_getfrag : ip_generic_getfrag; if (up->pending) { + if (up->pending == AF_INET) + return udp_sendmsg(sk, msg, len); /* * There are pending frames. * The socket lock must be held while it's corked. -- cgit v1.2.3