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(parent: 5d4a8f8) | patch
tcp: use page_ref_inc() in tcp_sendmsg()
authorEric Dumazet <edumazet@google.com>
Fri, 17 Feb 2017 17:11:42 +0000 (09:11 -0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 17 Feb 2017 20:31:06 +0000 (15:31 -0500)
commit910e026012a477de3da958290e4e907240055778
tree06d29484bfebbee057e0a28baf9ec6b9bebab3fftree | snapshot
parent5d4a8f8cb90ca33074969d16fe0946dbe6a010c2commit | diff
tcp: use page_ref_inc() in tcp_sendmsg()

sk_page_frag_refill() allocates either a compound page or an order-0
page. We can use page_ref_inc() which is slightly faster than get_page()

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp.c diff | blob | history
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