On 2017年09月28日 08:47, Willem de Bruijn wrote:
On Fri, Sep 22, 2017 at 4:02 AM, Jason Wang wrote:
This patch introduces vhost_prefetch_desc_indices() which could batch
descriptor indices fetching and used ring updating. This intends to
reduce the cache misses of indices
On 2017年09月28日 06:57, Michael S. Tsirkin wrote:
On Wed, Sep 27, 2017 at 08:35:47AM +0800, Jason Wang wrote:
On 2017年09月27日 03:19, Michael S. Tsirkin wrote:
On Fri, Sep 22, 2017 at 04:02:32PM +0800, Jason Wang wrote:
This patch introduces vhost_prefetch_desc_indices() which could batch
On Fri, Sep 22, 2017 at 4:02 AM, Jason Wang wrote:
> This patch introduces vhost_prefetch_desc_indices() which could batch
> descriptor indices fetching and used ring updating. This intends to
> reduce the cache misses of indices fetching and updating and reduce
> cache line
On Wed, Sep 27, 2017 at 08:35:47AM +0800, Jason Wang wrote:
>
>
> On 2017年09月27日 03:19, Michael S. Tsirkin wrote:
> > On Fri, Sep 22, 2017 at 04:02:32PM +0800, Jason Wang wrote:
> > > This patch introduces vhost_prefetch_desc_indices() which could batch
> > > descriptor indices fetching and used
On 2017年09月27日 03:19, Michael S. Tsirkin wrote:
On Fri, Sep 22, 2017 at 04:02:32PM +0800, Jason Wang wrote:
This patch introduces vhost_prefetch_desc_indices() which could batch
descriptor indices fetching and used ring updating. This intends to
reduce the cache misses of indices fetching and
On Fri, Sep 22, 2017 at 04:02:32PM +0800, Jason Wang wrote:
> This patch introduces vhost_prefetch_desc_indices() which could batch
> descriptor indices fetching and used ring updating. This intends to
> reduce the cache misses of indices fetching and updating and reduce
> cache line bounce when
On 2017年09月22日 17:02, Stefan Hajnoczi wrote:
On Fri, Sep 22, 2017 at 04:02:32PM +0800, Jason Wang wrote:
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index f87ec75..8424166d 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -2437,6 +2437,61 @@ struct
On Fri, Sep 22, 2017 at 04:02:32PM +0800, Jason Wang wrote:
> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
> index f87ec75..8424166d 100644
> --- a/drivers/vhost/vhost.c
> +++ b/drivers/vhost/vhost.c
> @@ -2437,6 +2437,61 @@ struct vhost_msg_node *vhost_dequeue_msg(struct
>