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| author | Eugene Crosser <Eugene.Crosser@ru.ibm.com> | 2015-12-11 12:27:51 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-12-14 16:16:44 -0500 |
| commit | 979f66b32dbbf928635dbf44fd9843d27c4ed8f9 (patch) | |
| tree | aff4410b8326506c1fcf85bf4e90a8ee37f1e974 /drivers/s390 | |
| parent | 0506eb01f70bd4d7e999c11488a6a892e01c42e2 (diff) | |
| download | linux-979f66b32dbbf928635dbf44fd9843d27c4ed8f9.tar.gz linux-979f66b32dbbf928635dbf44fd9843d27c4ed8f9.tar.bz2 linux-979f66b32dbbf928635dbf44fd9843d27c4ed8f9.zip | |
iucv: call skb_linearize() when needed
When the linear buffer of the received sk_buff is shorter than
the header, use skb_linearize(). sk_buffs with short linear buffer
happen on the sending side under high traffic, and some kernel
configurations, when allocated buffer starts just before page
boundary, and IUCV transport has to send it as two separate QDIO
buffer elements, with fist element shorter than the header.
Signed-off-by: Eugene Crosser <Eugene.Crosser@ru.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390')
0 files changed, 0 insertions, 0 deletions