| To: | Jens Axboe <axboe@xxxxxxxxx> |
|---|---|
| Subject: | Re: kernel BUG at drivers/block/virtio_blk.c:172! |
| From: | Dongsu Park <dongsu.park@xxxxxxxxxxxxxxxx> |
| Date: | Thu, 13 Nov 2014 12:04:15 +0100 |
| Cc: | Ming Lei <tom.leiming@xxxxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, Dave Chinner <david@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx, Jeff Layton <jlayton@xxxxxxxxxxxxxxx>, Rusty Russell <rusty@xxxxxxxxxxxxxxx>, Lukas Czerner <lczerner@xxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Linux Virtualization <virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx> |
| Delivered-to: | xfs@xxxxxxxxxxx |
| In-reply-to: | <5463A478.20603@xxxxxxxxx> |
| References: | <20141107080416.0837a88c@xxxxxxxxxxxxxxxxxxxxxxx> <87bnofnzop.fsf@xxxxxxxxxxxxxxx> <54614AE7.2080204@xxxxxxxxx> <CACVXFVOgRMqCUASOaXQ7ys8yiKZFEH5SA-+mV=H0uvHuGseENQ@xxxxxxxxxxxxxx> <20141111154250.GA16906@xxxxxxxxx> <CACVXFVNXSmw=Gu_9JAtpF3uxupSMr4kN2ge-jnZMxZAMcaHrfw@xxxxxxxxxxxxxx> <5463A478.20603@xxxxxxxxx> |
| User-agent: | Mutt/1.5.23 (2014-03-12) |
On 12.11.2014 11:18, Jens Axboe wrote: > On 11/11/2014 09:42 AM, Ming Lei wrote: > > The attached patch should fix the problem, and hope it is the last one, :-) > > Dongsu and Jeff, any of you test this variant? I think this is the last > one, at least I hope so as well... Yes, I've just tested it again with the Ming's patch. It passed a full cycle of xfstests: No crash, no particular regression. The code in blk_recount_segments() seems to make sense too. Thanks! ;-) Dongsu |
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