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| author | Jarek Poplawski <jarkao2@gmail.com> | 2009-02-01 08:41:42 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-02-01 08:41:42 (GMT) |
| commit | 4fb669948116d928ae44262ab7743732c574630d (patch) | |
| tree | 0be7481f6339fe4cb32faf4047f15f7cc962babc /net/ipv4/xfrm4_policy.c | |
| parent | 31f4574774e98aa275aeeee94f41ce042285ed8e (diff) | |
| download | linux-fsl-qoriq-4fb669948116d928ae44262ab7743732c574630d.tar.xz | |
net: Optimize memory usage when splicing from sockets.
The recent fix of data corruption when splicing from sockets uses
memory very inefficiently allocating a new page to copy each chunk of
linear part of skb. This patch uses the same page until it's full
(almost) by caching the page in sk_sndmsg_page field.
With changes from David S. Miller <davem@davemloft.net>
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/xfrm4_policy.c')
0 files changed, 0 insertions, 0 deletions