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authorRusty Russell <rusty@rustcorp.com.au>2008-08-15 18:15:10 -0400
committerDavid S. Miller <davem@davemloft.net>2008-08-15 22:52:31 -0400
commitf42157cb568c1eb02eca7df4da67553a9edae24a (patch)
treef8c104a73ae5558e104a07e254a9eafd7839269d /lib/gen_crc32table.c
parentdb543c1f973cd1d557cc32ceee76737c1e4d2898 (diff)
tun: fallback if skb_alloc() fails on big packets
skb_alloc produces linear packets (using kmalloc()). That can fail, so should we fall back to making paged skbs. My original version of this patch always allocate paged skbs for big packets. But that made performance drop from 8.4 seconds to 8.8 seconds on 1G lguest->Host TCP xmit. So now we only do that as a fallback. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Acked-by: Max Krasnyansky <maxk@qualcomm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib/gen_crc32table.c')
0 files changed, 0 insertions, 0 deletions