XFS assertion from truncate. (3.10-rc2)

[Dave Jones]

On Fri, May 24, 2013 at 06:03:00PM +1000, Dave Chinner wrote:

 > xfstest generic/193 is *supposed* to test behaviour of suid/sgid bits
 > and clearing them is various situations.
 > 
 > You know what I'm about to say, don't you? The test doesn't test
 > what it thinks it is testing. it puts the destination file in root
 > directory of the xfstests harness, not in the filesystems being
 > tested.

awesome, two bugs for the price of one!

 > So, on all my machines, it runs on ext3 filesystems, never on the
 > ext4, btrfs, xfs, etc filesystems that I'm actually testing.
 > 
 > That's beside the point, because it doesn't test truncate behaviour.
 > But at least I know now why my attempts to reproduce the problem
 > didn't work...
 > 
 > Right, patch below should fix the problem.

Haven't seen anything out of the ordinary since I applied that,
so I'd call it good.
 
 > What a frustrating bug. Now, where's my bottle of scotch?

heh, enjoy the weekend.

	Dave