Messages in this thread | | | Date | Thu, 20 Dec 2012 14:40:22 +0100 | From | Jens Axboe <> | Subject | Re: git-bisect points to block: discard granularity might not be power of 2 |
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On 2012-12-20 14:33, Arthur Marsh wrote: > Hi, > one of my machines is locking up fairly early in the boot process (about 1.4 seconds in) with recent kernels and a git-bisect lead to: > commit 8dd2cb7e880d2f77fba53b523c99133ad5054cfd > > Author: Shaohua Li <shli@kernel.org> > Date: Fri Dec 14 11:15:36 2012 +0800 > > block: discard granularity might not be power of 2 > > In MD raid case, discard granularity might not be power of 2, for example, a > 4-disk raid5 has 3*chunk_size discard granularity. Correct the calculation for > such cases. > > Reported-by: Neil Brown <neilb@suse.de> > Signed-off-by: Shaohua Li <shli@fusionio.com> > Signed-off-by: Jens Axboe <axboe@kernel.dk> > > The machine is a dual core Pentium IV with 2 IDE and one SCSI disk. I've tried pulling the SCSI card out and the problem still occurs. > > There are no software raid arrays assembled in the boot process. > > Short of taking a photo of the monitor with the dump on it I'm a bit stuck as to what to do to further identify the problem.
Should be fixed in Linus' tree as-of yesterday. So please try that and report back if it doesn't work.
-- Jens Axboe
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