tree 1639935ff004a1ba9452314bd8921f81058bb29a
parent d6db3f5c11dc7ed5712d5d5682aa34025ee5248e
author Sridhar Samudrala <samudrala@us.ibm.com> 1267378756 +0200
committer Michael S. Tsirkin <mst@redhat.com> 1267379433 +0200

vhost-net: restart tx poll on sk_sndbuf full

guest to remote communication with vhost net sometimes stops until
guest driver is restarted. This happens when we get guest kick precisely
when the backend send queue is full, as a result handle_tx() returns without
polling backend. This patch fixes this by restarting tx poll on this condition.

Signed-off-by: Sridhar Samudrala <samudrala@us.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Tom Lendacky <toml@us.ibm.com>