From: Michal Hocko <mhocko@kernel.org>
To: Dave Chinner <david@fromorbit.com>
Cc: "Darrick J. Wong" <darrick.wong@oracle.com>,
Rik van Riel <riel@surriel.com>,
linux-nvme@lists.infradead.org, linux-mm@kvack.org,
Johannes Weiner <hannes@cmpxchg.org>,
linux-fsdevel@vger.kernel.org, lsf-pc@lists.linux-foundation.org
Subject: Re: [Lsf-pc] [LSF/MM TOPIC] few MM topics
Date: Thu, 1 Feb 2018 16:46:55 +0100 [thread overview]
Message-ID: <20180201154655.GN21609@dhcp22.suse.cz> (raw)
In-Reply-To: <20180131234126.oobqdp6ibcayduu3@destitution>
On Thu 01-02-18 10:41:26, Dave Chinner wrote:
> On Wed, Jan 31, 2018 at 09:24:38PM +0100, Michal Hocko wrote:
[...]
> > This would both document the context
> > and also limit NOFS allocations to bare minumum.
>
> Yup, most of XFS already uses implicit GFP_NOFS allocation calls via
> the transaction context process flag manipulation.
Yeah, xfs is in quite a good shape. There are still around 40+ KM_NOFS
users. Are there any major obstacles to remove those? Or is this just
"send patches" thing.
Compare that to
$ git grep GFP_NOFS -- fs/btrfs/ | wc -l
272
--
Michal Hocko
SUSE Labs
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next prev parent reply other threads:[~2018-02-01 15:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-24 9:26 Michal Hocko
2018-01-24 18:23 ` Mike Kravetz
2018-01-25 10:02 ` Michal Hocko
2018-01-25 9:37 ` Jan Kara
2018-01-31 19:21 ` Darrick J. Wong
2018-01-31 20:24 ` Michal Hocko
2018-01-31 23:41 ` Dave Chinner
2018-02-01 15:46 ` Michal Hocko [this message]
2018-02-01 22:47 ` [Lsf-pc] " Dave Chinner
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