[dpdk-dev] [PATCH] net/iavf: use write combining store for tail updates

[Zhang, Qi Z]

> -----Original Message-----
> From: dev <dev-bounces at dpdk.org> On Behalf Of Radu Nicolau
> Sent: Wednesday, May 12, 2021 6:29 PM
> To: dev at dpdk.org
> Cc: Richardson, Bruce <bruce.richardson at intel.com>; Noonan, Gordon
> <gordon.noonan at intel.com>; Wu, Jingjing <jingjing.wu at intel.com>; Xing,
> Beilei <beilei.xing at intel.com>; Nicolau, Radu <radu.nicolau at intel.com>
> Subject: [dpdk-dev] [PATCH] net/iavf: use write combining store for tail
> updates
> 
> From: Gordon Noonan <gordon.noonan at intel.com>
> 
> Performance improvement: use a write combining store instead of a regular
> mmio write to update queue tail registers.
> 
> Signed-off-by: Gordon Noonan <gordon.noonan at intel.com>
> Signed-off-by: Radu Nicolau <radu.nicolau at intel.com>

Acked-by: Qi Zhang <qi.z.zhang at intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi