From: Will Deacon <will.deacon@arm.com>
To: Huang Ying <ying.huang@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>, LKP ML <lkp@01.org>
Subject: Re: [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops
Date: Tue, 3 Feb 2015 10:27:46 +0000 [thread overview]
Message-ID: <20150203102746.GA25497@arm.com> (raw)
In-Reply-To: <1422949504.13951.5.camel@linux.intel.com>
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.
Will
next prev parent reply other threads:[~2015-02-03 10:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-03 7:45 [LKP] [mm] 721c21c17ab: +11.7% will-it-scale.per_thread_ops Huang Ying
2015-02-03 10:27 ` Will Deacon [this message]
2015-02-05 5:41 ` Huang Ying
2015-02-12 4:56 ` Huang Ying
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