linux-ext4 - Re: [PATCH] ext4: iterate over buffer heads correctly in move_extent_per

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Message-ID: <20160221233946.GB23122@thunk.org>
Date:	Sun, 21 Feb 2016 18:39:46 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Eryu Guan <guaneryu@...il.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH] ext4: iterate over buffer heads correctly in
 move_extent_per_page()

On Sun, Feb 21, 2016 at 11:57:29PM +0800, Eryu Guan wrote:
> In commit bcff24887d00 ("ext4: don't read blocks from disk after extents
> being swapped") bh is not updated correctly in the for loop and wrong
> data has been written to disk. generic/324 catches this on sub-page
> block size ext4.
> 
> Fixes: bcff24887d00 ("ext4: don't read blocks from disk after extentsbeing swapped")
> Signed-off-by: Eryu Guan <guaneryu@...il.com>

Thanks, applied.

						- Ted
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