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(parent: b139ba4) | patch
net: change big iov allocations
authorEric Dumazet <edumazet@google.com>
Fri, 20 Apr 2012 18:04:01 +0000 (20:04 +0200)
committerDavid S. Miller <davem@davemloft.net>
Sat, 21 Apr 2012 20:24:20 +0000 (16:24 -0400)
commita74e910618efb154936958cfeb2aab7c234478c5
treeeda84fcc25b12194b82c14786380121dbf86ec00tree | snapshot (tar.gz zip)
parentb139ba4e90dccbf4cd4efb112af96a5c9e0b098ccommit | diff
net: change big iov allocations

iov of more than 8 entries are allocated in sendmsg()/recvmsg() through
sock_kmalloc()

As these allocations are temporary only and small enough, it makes sense
to use plain kmalloc() and avoid sk_omem_alloc atomic overhead.

Slightly changed fast path to be even faster.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Mike Waychison <mikew@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/socket.c diff | blob | blame | history