diff options
| author |   Daniel Borkmann <dborkman@redhat.com> | 2014-08-26 19:34:18 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-08-27 23:17:41 -0700 |
| commit | 2367a17390138f68b3aa28f2f220b8d7ff8d91f4 (patch) | |
| tree | cc4b05875696b1bd863cde78f90cc74e37d8e4d6 /net/core | |
| parent | Merge branch 'bcm7xxx' (diff) | |
| download | wireguard-linux-2367a17390138f68b3aa28f2f220b8d7ff8d91f4.tar.xz wireguard-linux-2367a17390138f68b3aa28f2f220b8d7ff8d91f4.zip | |
ixgbe: flush when in xmit_more mode and under descriptor pressure
When xmit_more mode is being used and the ring is about to
become full or the stack has stopped the ring, enforce a tail
pointer write to the hw. Otherwise, we could risk a TX hang.
Code suggested by Alexander Duyck.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
0 files changed, 0 insertions, 0 deletions