linux-ext4 - RE: [PATCH 2/5] ext4: fix removing status extents in ext4_collapse

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Message-id: <005e01cf5a01$78bc0990$6a341cb0$@samsung.com>
Date:	Thu, 17 Apr 2014 14:54:18 +0900
From:	Namjae Jeon <namjae.jeon@...sung.com>
To:	'Lukas Czerner' <lczerner@...hat.com>
Cc:	linux-ext4@...r.kernel.org
Subject: RE: [PATCH 2/5] ext4: fix removing status extents in
 ext4_collapse_range()

> Currently in ext4_collapse_range() when calling ext4_es_remove_extent() to
> remove status extents we're passing (EXT_MAX_BLOCKS - punch_start - 1)
> in order to remove all extents from start of the collapse range to the
> end of the file. However this is wrong because we might miss the
> possible extent covering the last block of the file.
> 
> Fix it by removing the -1.
> 
> Signed-off-by: Lukas Czerner <lczerner@...hat.com>
Looks good to me! 

Reviewed-by: Namjae Jeon <namjae.jeon@...sung.com>

Thanks Lukas.

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