tree 27964d89b07573196ca071149d5a53369118b82b
parent fda41945bbd95964e876b1aad85a4a6103a83539
author David Awogbemila <awogbemila@google.com> 1623260993 -0700
committer David Awogbemila <awogbemila@google.com> 1623261686 +0000

gve: Upgrade memory barrier in poll routine

We need a hard memory barrier in the poll routine for
both tx and rx, so upgrade the barrier in the poll routine
and remove the rx specific barrier since it is now the same.

Upstream Commit: https://github.com/GoogleCloudPlatform/compute-virtual-ethernet-linux/commit/e5d501eda8d644b1d4e59da381ccc9e895106061

SOURCE=GVE(e5d501eda8d644b1d4e59da381ccc9e895106061)
BUG=b/186581049
TEST=presubmit and customer tested the image.
RELEASE_NOTE=Fixed a network regression while using gve network
interface.

Signed-off-by: David Awogbemila <awogbemila@google.com>
Change-Id: I9dbb5196be413f97c580eaab40ee00b55fc4484b
Reviewed-on: https://cos-review.googlesource.com/c/third_party/kernel/+/17710
Reviewed-by: Vaibhav Rustagi <vaibhavrustagi@google.com>
Tested-by: Vaibhav Rustagi <vaibhavrustagi@google.com>