From: Huang Ying <ying.huang@linux.intel.com>
To: lkp@lists.01.org
Subject: Re: [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops
Date: Thu, 05 Feb 2015 13:41:50 +0800 [thread overview]
Message-ID: <1423114910.5968.9.camel@linux.intel.com> (raw)
In-Reply-To: <20150203102746.GA25497@arm.com>
[-- Attachment #1: Type: text/plain, Size: 690 bytes --]
On Tue, 2015-02-03 at 10:27 +0000, Will Deacon wrote:
> On Tue, Feb 03, 2015 at 07:45:04AM +0000, 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 question restored some 3.18 behaviour on task exit (namely
> doing a fullmm TLB flush), so it would be interesting to know if you
> see the same change against 3.18.
Sorry for late. The delta is relative to the previous commit. I will
queue some test for 3.18 to check.
Best Regards,
Huang, Ying
WARNING: multiple messages have this Message-ID (diff)
From: Huang Ying <ying.huang@linux.intel.com>
To: Will Deacon <will.deacon@arm.com>
Cc: LKP ML <lkp@01.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops
Date: Thu, 05 Feb 2015 13:41:50 +0800 [thread overview]
Message-ID: <1423114910.5968.9.camel@linux.intel.com> (raw)
In-Reply-To: <20150203102746.GA25497@arm.com>
On Tue, 2015-02-03 at 10:27 +0000, Will Deacon wrote:
> On Tue, Feb 03, 2015 at 07:45:04AM +0000, 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 question restored some 3.18 behaviour on task exit (namely
> doing a fullmm TLB flush), so it would be interesting to know if you
> see the same change against 3.18.
Sorry for late. The delta is relative to the previous commit. I will
queue some test for 3.18 to check.
Best Regards,
Huang, Ying
next prev parent reply other threads:[~2015-02-05 5:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-03 7:45 [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops Huang Ying
2015-02-03 7:45 ` [LKP] " Huang Ying
2015-02-03 10:27 ` Will Deacon
2015-02-03 10:27 ` [LKP] " Will Deacon
2015-02-05 5:41 ` Huang Ying [this message]
2015-02-05 5:41 ` Huang Ying
2015-02-12 4:56 ` Huang Ying
2015-02-12 4:56 ` [LKP] " Huang Ying
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