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tcp: move tp->scaling_ratio to tcp_sock_read_txrx group

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tp->scaling_ratio is a read mostly field, used in rx and tx fast paths.

Fixes: d5fed5addb ("tcp: reorganize tcp_sock fast path variables")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Coco Li <lixiaoyan@google.com>
Cc: Wei Wang <weiwan@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2024-02-08 14:43:21 +00:00
committed by David S. Miller
parent 78e563f2d6
commit 119ff04864
3 changed files with 4 additions and 3 deletions
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2
include/linux/tcp.h
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@@ -221,6 +221,7 @@ struct tcp_sock {
u32 lost_out; /* Lost packets */
u32 sacked_out; /* SACK'd packets */
u16 tcp_header_len; /* Bytes of tcp header to send */
u8 scaling_ratio; /* see tcp_win_from_space() */
u8 chrono_type : 2, /* current chronograph type */
repair : 1,
is_sack_reneg:1, /* in recovery from loss with SACK reneg? */
@@ -352,7 +353,6 @@ struct tcp_sock {
u32 compressed_ack_rcv_nxt;
struct list_head tsq_node; /* anchor in tsq_tasklet.head list */
u8 scaling_ratio; /* see tcp_win_from_space() */
/* Information of the most recently (s)acked skb */
struct tcp_rack {
u64 mstamp; /* (Re)sent time of the skb */