Re: [PATCH net] Revert "vhost: cache used event for better performance"

On 07/26/2017 10:03 AM, Jason Wang wrote:

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. We try to valid cached used event by
checking whether or not it was ahead of new, but this is not correct
all the time, it could be stale and there's no way to know about this.

Signed-off-by: Jason Wang <redacted>

This would then qualify for stable ?