xen/netback: Wake dealloc thread after completing zerocopy work

[firefly-linux-kernel-4.4.55.git] / drivers / net / xen-netback / netback.c

diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 1b406e706a01830d439dd9a8ca62b778fc459e5a..3f44b522b8311a2c64eba48e6a9b7217ea0cb3a7 100644 (file)
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -1541,7 +1541,6 @@ void xenvif_zerocopy_callback(struct ubuf_info *ubuf, bool zerocopy_success)
                smp_wmb();
                queue->dealloc_prod++;
        } while (ubuf);
-       wake_up(&queue->dealloc_wq);
        spin_unlock_irqrestore(&queue->callback_lock, flags);
 
        if (likely(zerocopy_success))