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authorMenglong Dong <menglong8.dong@gmail.com>2024-11-04 10:00:41 +0300
committerJakub Kicinski <kuba@kernel.org>2024-11-05 05:10:56 +0300
commit0a2cdeeae9ddc14d752173be6af98bc9fb45c6ad (patch)
tree29836c74d6b28220518e95da9469f76c1bfedfc8 /include/linux/tcp.h
parentecf99864ea6b1843773589a935bb026951bf12dd (diff)
downloadlinux-0a2cdeeae9ddc14d752173be6af98bc9fb45c6ad.tar.xz
net: tcp: replace the document for "lsndtime" in tcp_sock
Commit d5fed5addb2b ("tcp: reorganize tcp_sock fast path variables") moved the fields around and misplaced the documentation for "lsndtime". So, let's replace it in the proper place. Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn> Reviewed-by: Eric Dumazet <edumazet@google.com> Link: https://patch.msgid.link/20241104070041.64302-1-dongml2@chinatelecom.cn Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/tcp.h')
-rw-r--r--include/linux/tcp.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 6a5e08b937b3..f88daaa76d83 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -200,7 +200,6 @@ struct tcp_sock {
/* TX read-mostly hotpath cache lines */
__cacheline_group_begin(tcp_sock_read_tx);
- /* timestamp of last sent data packet (for restart window) */
u32 max_window; /* Maximal window ever seen from peer */
u32 rcv_ssthresh; /* Current window clamp */
u32 reordering; /* Packet reordering metric. */
@@ -263,7 +262,7 @@ struct tcp_sock {
u32 chrono_stat[3]; /* Time in jiffies for chrono_stat stats */
u32 write_seq; /* Tail(+1) of data held in tcp send buffer */
u32 pushed_seq; /* Last pushed seq, required to talk to windows */
- u32 lsndtime;
+ u32 lsndtime; /* timestamp of last sent data packet (for restart window) */
u32 mdev_us; /* medium deviation */
u32 rtt_seq; /* sequence number to update rttvar */
u64 tcp_wstamp_ns; /* departure time for next sent data packet */