Messages in this thread | | | Date | Sat, 29 Jul 2017 14:16:13 -0700 (PDT) | Subject | Re: [PATCH V2 net] Revert "vhost: cache used event for better performance" | From | David Miller <> |
| |
From: Jason Wang <jasowang@redhat.com> Date: Thu, 27 Jul 2017 11:22:05 +0800
> This reverts commit 809ecb9bca6a9424ccd392d67e368160f8b76c92. Since it > was reported to break vhost_net. We want to cache used event and use > it to check for notification. The assumption was that guest won't move > the event idx back, but this could happen in fact when 16 bit index > wraps around after 64K entries. > > Signed-off-by: Jason Wang <jasowang@redhat.com>
Applied, thanks.
| |