From: Rik van Riel <riel@surriel.com>
To: Vlastimil Babka <vbabka@suse.cz>, hughd@google.com
Cc: xuyu@linux.alibaba.com, akpm@linux-foundation.org,
mgorman@suse.de, aarcange@redhat.com, willy@infradead.org,
linux-kernel@vger.kernel.org, kernel-team@fb.com,
linux-mm@kvack.org, mhocko@suse.com
Subject: Re: [PATCH 3/3] mm,thp,shmem: make khugepaged obey tmpfs mount flags
Date: Thu, 26 Nov 2020 15:14:34 -0500 [thread overview]
Message-ID: <0db03554214e8a84c890a03ff6502e3c75db7c56.camel@surriel.com> (raw)
In-Reply-To: <cc08c0b4-84b3-5aa0-4c96-03f3767eec56@suse.cz>
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On Thu, 2020-11-26 at 20:42 +0100, Vlastimil Babka wrote:
> On 11/26/20 7:14 PM, Rik van Riel wrote:
> > On Thu, 2020-11-26 at 18:18 +0100, Vlastimil Babka wrote:
> > >
> > This patch makes khugepaged treat the mount options
> > and/or
> > sysfs flag as enabling collapsing of huge pages in case
> > enabled = [always] for regular THPs.
> >
> > Should I send another patch on top
> > of this that causes
> > khugepaged to be enabled when regular THPs are disabled,
> > but shmem THPs are enabled in any way?
>
> I think it would make sense. Although it might involve counting
> thp-enabled shmem mounts and only run khugepaged when there are >0 of
> them.
That seems feasible. I can do that as a follow-up 4/3
patch after the Thanksgiving weekend :)
--
All Rights Reversed.
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next prev parent reply other threads:[~2020-11-26 20:14 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-24 19:49 [PATCH v6 0/3] mm,thp,shm: limit shmem THP alloc gfp_mask Rik van Riel
2020-11-24 19:49 ` [PATCH 1/3] mm,thp,shmem: " Rik van Riel
2020-11-26 16:56 ` Vlastimil Babka
2020-11-27 8:15 ` Michal Hocko
2020-11-24 19:49 ` [PATCH 2/3] mm,thp,shm: limit gfp mask to no more than specified Rik van Riel
2020-11-26 13:40 ` Michal Hocko
2020-11-26 18:04 ` Rik van Riel
2020-11-27 7:52 ` Michal Hocko
2020-11-27 19:03 ` Rik van Riel
2020-11-30 10:00 ` Michal Hocko
2020-11-30 14:40 ` Rik van Riel
2020-11-24 19:49 ` [PATCH 3/3] mm,thp,shmem: make khugepaged obey tmpfs mount flags Rik van Riel
2020-11-26 17:18 ` Vlastimil Babka
2020-11-26 18:14 ` Rik van Riel
2020-11-26 19:42 ` Vlastimil Babka
2020-11-26 20:14 ` Rik van Riel [this message]
2020-12-14 21:16 ` [PATCH v6 0/3] mm,thp,shm: limit shmem THP alloc gfp_mask Hugh Dickins
2020-12-14 22:20 ` Andrew Morton
2020-12-14 22:52 ` Vlastimil Babka
2021-02-24 8:41 ` Hugh Dickins
2021-02-24 14:46 ` Rik van Riel
2021-02-24 16:55 ` Hugh Dickins
2021-02-24 17:10 ` [PATCH 4/3] mm,shmem,thp: limit shmem THP allocations to requested zones Rik van Riel
2021-02-26 12:34 ` Vlastimil Babka
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