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authorEric Dumazet <edumazet@google.com>2024-04-29 13:40:21 +0000
committerJakub Kicinski <kuba@kernel.org>2024-04-30 18:46:52 -0700
commita86a0661b86f310c0b73a30c829648864f0b2619 (patch)
tree10d42f9dd27abd96fa68d6382bc6af06848c256d /net/mptcp/protocol.c
parent05d6d492097c55f2d153fc3fd33cbe78e1e28e0a (diff)
net: move sysctl_max_skb_frags to net_hotdata
sysctl_max_skb_frags is used in TCP and MPTCP fast paths, move it to net_hodata for better cache locality. Signed-off-by: Eric Dumazet <edumazet@google.com> Reviewed-by: David Ahern <dsahern@kernel.org> Link: https://lore.kernel.org/r/20240429134025.1233626-2-edumazet@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp/protocol.c')
-rw-r--r--net/mptcp/protocol.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 4b13ca362efa..aff17597e6a7 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -20,6 +20,7 @@
#include <net/transp_v6.h>
#endif
#include <net/mptcp.h>
+#include <net/hotdata.h>
#include <net/xfrm.h>
#include <asm/ioctls.h>
#include "protocol.h"
@@ -1272,7 +1273,7 @@ static int mptcp_sendmsg_frag(struct sock *sk, struct sock *ssk,
i = skb_shinfo(skb)->nr_frags;
can_coalesce = skb_can_coalesce(skb, i, dfrag->page, offset);
- if (!can_coalesce && i >= READ_ONCE(sysctl_max_skb_frags)) {
+ if (!can_coalesce && i >= READ_ONCE(net_hotdata.sysctl_max_skb_frags)) {
tcp_mark_push(tcp_sk(ssk), skb);
goto alloc_skb;
}