search for: 6eb1525

...les changed, 5 insertions(+), 5 deletions(-) The above applies on top of net-next-2.6. Does not seem to give any measureable performance gain, but seems to generate less code and I think it's better to use correct APIs. diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index c8c25db..6eb1525 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -685,7 +685,7 @@ int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log, int i, r; /* Make sure data written is seen before log. */ - wmb(); + smp_wmb(); for (i = 0; i < log_num; ++i) { u64 l = min(log[i]...

...les changed, 5 insertions(+), 5 deletions(-) The above applies on top of net-next-2.6. Does not seem to give any measureable performance gain, but seems to generate less code and I think it's better to use correct APIs. diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index c8c25db..6eb1525 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -685,7 +685,7 @@ int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log, int i, r; /* Make sure data written is seen before log. */ - wmb(); + smp_wmb(); for (i = 0; i < log_num; ++i) { u64 l = min(log[i]...

The following patches on top of net-next fix issues related to write logging in vhost. This fixes all known to me logging issues, migration now works for me while under stress in both TX and RX directions. Rusty's going on vacation, I am guessing he won't have time to review this: Gleb, Juan, Herbert, could one of you review this patchset please? There's also the send queue full issue

The following patches on top of net-next fix issues related to write logging in vhost. This fixes all known to me logging issues, migration now works for me while under stress in both TX and RX directions. Rusty's going on vacation, I am guessing he won't have time to review this: Gleb, Juan, Herbert, could one of you review this patchset please? There's also the send queue full issue