linux-ext4 - Re: [PATCH 3/5] ext4: fix block bitmap validation when bigalloc, ^flex

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Message-ID: <20140512142208.GF31376@thunk.org>
Date:	Mon, 12 May 2014 10:22:08 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	"Darrick J. Wong" <darrick.wong@...cle.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 3/5] ext4: fix block bitmap validation when bigalloc,
 ^flex_bg

On Thu, May 01, 2014 at 04:17:40PM -0700, Darrick J. Wong wrote:
> On a bigalloc,^flex_bg filesystem, the ext4_valid_block_bitmap
> function fails to convert from blocks to clusters when spot-checking
> the validity of the bitmap block that we've just read from disk.  This
> causes ext4 to think that the bitmap is garbage, which results in the
> block group being taken offline when it's not necessary.  Add in the
> necessary EXT4_B2C() calls to perform the conversions.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>

Applied, thanks.

					- Ted
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