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| author | Jason Wang <[email protected]> | 2016-12-23 14:37:26 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2016-12-23 18:48:54 +0000 |
| commit | 56a86f84b8332afe8c6fcb4b09d09d9bf094e2db (patch) | |
| tree | ae161601bc78368c4dcbc2adc6c9d45932f33c1b /net/lapb/lapb_iface.c | |
| parent | virtio-net: correctly xmit linearized page on XDP_TX (diff) | |
| download | kernel-56a86f84b8332afe8c6fcb4b09d09d9bf094e2db.tar.gz kernel-56a86f84b8332afe8c6fcb4b09d09d9bf094e2db.zip | |
virtio-net: fix page miscount during XDP linearizing
We don't put page during linearizing, the would cause leaking when
xmit through XDP_TX or the packet exceeds PAGE_SIZE. Fix them by
put page accordingly. Also decrease the number of buffers during
linearizing to make sure caller can free buffers correctly when packet
exceeds PAGE_SIZE. With this patch, we won't get OOM after linearize
huge number of packets.
Cc: John Fastabend <[email protected]>
Signed-off-by: Jason Wang <[email protected]>
Acked-by: John Fastabend <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'net/lapb/lapb_iface.c')
0 files changed, 0 insertions, 0 deletions