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From: David Sterba <dsterba@suse.cz>
To: Dennis Zhou <dennis@kernel.org>
Cc: David Sterba <dsterba@suse.com>, Chris Mason <clm@fb.com>,
	Josef Bacik <josef@toxicpanda.com>,
	Omar Sandoval <osandov@osandov.com>,
	Nikolay Borisov <nborisov@suse.com>,
	kernel-team@fb.com, linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] btrfs: discard before adding to the free space cache
Date: Thu, 2 Jan 2020 15:44:35 +0100	[thread overview]
Message-ID: <20200102144435.GG3929@twin.jikos.cz> (raw)
In-Reply-To: <20191209193846.18162-1-dennis@kernel.org>

On Mon, Dec 09, 2019 at 11:38:46AM -0800, Dennis Zhou wrote:
> Returning free space to the free space cache lets it immediately be
> reused. So discard before returning the free space otherwise we can race
> here.
> 
> Fixes: 55e734b728c0 ("btrfs: Don't discard unwritten extents")

Unstable commit id as the patch is still in misc-next, so I'm going to
fold the fix to the original patch. Thanks.

      parent reply	other threads:[~2020-01-02 14:44 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-09 19:38 [PATCH] btrfs: discard before adding to the free space cache Dennis Zhou
2019-12-09 20:01 ` Nikolay Borisov
2019-12-11  8:58 ` Johannes Thumshirn
2020-01-02 14:44 ` David Sterba [this message]

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