RE: [Intel-wired-lan] [PATCH][v2] i40e: optimise prefetch page refcount

2020-09-04 Thread Brown, Aaron F
> From: Intel-wired-lan On Behalf Of Li > RongQing > Sent: Friday, July 31, 2020 3:38 AM > To: netdev@vger.kernel.org; intel-wired-...@lists.osuosl.org; > k...@kernel.org; Bowers, AndrewX ; > Nguyen, Anthony L > Subject: [Intel-wired-lan] [PATCH][v2] i40e: optimise p

RE: [PATCH][v2] i40e: optimise prefetch page refcount

2020-08-04 Thread Bowers, AndrewX
> -Original Message- > From: Li RongQing > Sent: Friday, July 31, 2020 3:38 AM > To: netdev@vger.kernel.org; intel-wired-...@lists.osuosl.org; > k...@kernel.org; Bowers, AndrewX ; > Nguyen, Anthony L > Subject: [PATCH][v2] i40e: optimise prefetch page refcount >

[PATCH][v2] i40e: optimise prefetch page refcount

2020-07-31 Thread Li RongQing
refcount of rx_buffer page will be added here originally, so prefetchw is needed, but after commit 1793668c3b8c ("i40e/i40evf: Update code to better handle incrementing page count"), and refcount is not added everytime, so change prefetchw as prefetch, now it mainly services page_address(), but w