[Intel-wired-lan] [net-next PATCH 26/27] igb: Update code to better handle incrementing page count

Jeff Kirsher jeffrey.t.kirsher at intel.com
Wed Oct 26 17:21:52 UTC 2016


On Tue, 2016-10-25 at 11:39 -0400, Alexander Duyck wrote:
> This patch updates the driver code so that we do bulk updates of the page
> reference count instead of just incrementing it by one reference at a
> time.
> The advantage to doing this is that we cut down on atomic operations and
> this in turn should give us a slight improvement in cycles per packet. 
> In
> addition if we eventually move this over to using build_skb the gains
> will
> be more noticeable.
> 
> Signed-off-by: Alexander Duyck <alexander.h.duyck at intel.com>

Acked-by: Jeff Kirsher <jeffrey.t.kirsher at intel.com>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: This is a digitally signed message part
URL: <http://lists.osuosl.org/pipermail/intel-wired-lan/attachments/20161026/c3ba8e63/attachment.asc>


More information about the Intel-wired-lan mailing list