Re: [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops

2015-02-11 Thread Huang Ying
On Thu, 2015-02-05 at 13:41 +0800, Huang Ying wrote: > On Tue, 2015-02-03 at 10:27 +, Will Deacon wrote: > > On Tue, Feb 03, 2015 at 07:45:04AM +, Huang Ying wrote: > > > FYI, we noticed the below changes on > > > > > > commit 721c21c17ab958abf19a8fc611c3bd4743680e38 ("mm: mmu_gather: use

Re: [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops

2015-02-04 Thread Huang Ying
On Tue, 2015-02-03 at 10:27 +, Will Deacon wrote: > On Tue, Feb 03, 2015 at 07:45:04AM +, Huang Ying wrote: > > FYI, we noticed the below changes on > > > > commit 721c21c17ab958abf19a8fc611c3bd4743680e38 ("mm: mmu_gather: use > > tlb->end != 0 only for TLB invalidation") > > Is this delt

Re: [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops

2015-02-03 Thread Will Deacon
On Tue, Feb 03, 2015 at 07:45:04AM +, Huang Ying wrote: > FYI, we noticed the below changes on > > commit 721c21c17ab958abf19a8fc611c3bd4743680e38 ("mm: mmu_gather: use > tlb->end != 0 only for TLB invalidation") Is this delta relative to the previous commit, or something else? The commit in