linux-ext4 - Re: [PATCH] ext4: protect bb_first_free in ext4_trim_all

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Message-ID: <20110524223225.GJ26055@thunk.org>
Date:	Tue, 24 May 2011 18:32:25 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Lukas Czerner <lczerner@...hat.com>
Cc:	linux-ext4@...r.kernel.org, amir73il@...il.com
Subject: Re: [PATCH] ext4: protect bb_first_free in ext4_trim_all_free()
 with group lock

On Thu, Apr 21, 2011 at 12:26:36PM +0200, Lukas Czerner wrote:
> We should protect reading bd_info->bb_first_free with the group lock
> because otherwise we might miss some free blocks. This is not a big deal
> at all, but the change to do right thing is really simple, so lets do
> that.
> 
> Signed-off-by: Lukas Czerner <lczerner@...hat.com>

Added to the ext4 tree, thanks.

						- Ted
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