diff options
| author | Eric Dumazet <edumazet@google.com> | 2025-11-19 08:48:12 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-11-20 17:44:23 -0800 |
| commit | 6d5dea68246ecb190a50a7fecbaf7f8c1ddb15e4 (patch) | |
| tree | fdd152c013b814468040d546abdcc425aa8fa9ea /net/core/net_namespace.c | |
| parent | 738cd803b9d418861438df0c7232e9ca6afad58e (diff) | |
tcp: tcp_moderate_rcvbuf is only used in rx path
sysctl_tcp_moderate_rcvbuf is only used from tcp_rcvbuf_grow().
Move it to netns_ipv4_read_rx group.
Remove various CACHELINE_ASSERT_GROUP_SIZE() from netns_ipv4_struct_check(),
as they have no real benefit but cause pain for all changes.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20251119084813.3684576-2-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core/net_namespace.c')
| -rw-r--r-- | net/core/net_namespace.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index adcfef55a66f..c8adbbe01451 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -1223,15 +1223,11 @@ static void __init netns_ipv4_struct_check(void) sysctl_tcp_wmem); CACHELINE_ASSERT_GROUP_MEMBER(struct netns_ipv4, netns_ipv4_read_tx, sysctl_ip_fwd_use_pmtu); - CACHELINE_ASSERT_GROUP_SIZE(struct netns_ipv4, netns_ipv4_read_tx, 33); - - /* TXRX readonly hotpath cache lines */ - CACHELINE_ASSERT_GROUP_MEMBER(struct netns_ipv4, netns_ipv4_read_txrx, - sysctl_tcp_moderate_rcvbuf); - CACHELINE_ASSERT_GROUP_SIZE(struct netns_ipv4, netns_ipv4_read_txrx, 1); /* RX readonly hotpath cache line */ CACHELINE_ASSERT_GROUP_MEMBER(struct netns_ipv4, netns_ipv4_read_rx, + sysctl_tcp_moderate_rcvbuf); + CACHELINE_ASSERT_GROUP_MEMBER(struct netns_ipv4, netns_ipv4_read_rx, sysctl_ip_early_demux); CACHELINE_ASSERT_GROUP_MEMBER(struct netns_ipv4, netns_ipv4_read_rx, sysctl_tcp_early_demux); @@ -1241,7 +1237,6 @@ static void __init netns_ipv4_struct_check(void) sysctl_tcp_reordering); CACHELINE_ASSERT_GROUP_MEMBER(struct netns_ipv4, netns_ipv4_read_rx, sysctl_tcp_rmem); - CACHELINE_ASSERT_GROUP_SIZE(struct netns_ipv4, netns_ipv4_read_rx, 22); } #endif |