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Date: Sun, 14 Dec 2014 22:13:28 -0500 From: Theodore Ts'o <tytso@....edu> To: "Darrick J. Wong" <darrick.wong@...cle.com> Cc: linux-ext4@...r.kernel.org Subject: Re: [PATCH 30/47] resize2fs: don't play stupid games with the block count On Fri, Nov 07, 2014 at 01:54:01PM -0800, Darrick J. Wong wrote: > While it may be true that playing games with old_fs' block count > during a grow operation shuts up a bunch of warnings, resize2fs > doesn't actually expand the group descriptor array to match the size > we're artificially stuffing into old_fs, which means that if we > actually need to allocate a block out of the larger fs (i.e. we're in > desperation mode), ext2fs_block_alloc_stats2() scribbles on the heap, > leading to crashes if you're lucky and FS corruption if not. > > So, rip that piece out and turn off com_err warnings properly and add > a test case to deal with growing a nearly full filesystem. > > Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com> Applied, thanks. - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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