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(parent: b00f70b) | patch
virtio-net: make rx buf size estimation works for XDP
authorJason Wang <jasowang@redhat.com>
Fri, 23 Dec 2016 14:37:29 +0000 (22:37 +0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 23 Dec 2016 18:48:55 +0000 (13:48 -0500)
commit5c33474d41af09f09c98f1df70f267920587bec0
treec51daeff71e8a8f1851fd255dc8bb856ee6ac1fdtree | snapshot (tar.gz zip)
parentb00f70b0dacb3d2e009afce860ebc90219072f5ccommit | diff
virtio-net: make rx buf size estimation works for XDP

We don't update ewma rx buf size in the case of XDP. This will lead
underestimation of rx buf size which causes host to produce more than
one buffers. This will greatly increase the possibility of XDP page
linearization.

Cc: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/virtio_net.c diff | blob | blame | history
Motorola kernel-slsi