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SubjectRe: 2.6.20-rc4-mm1 md problem
On Fri, Jan 12 2007, Michal Piotrowski wrote:
> On 12/01/07, Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote:
> >On 12/01/07, Rafael J. Wysocki <rjw@sisk.pl> wrote:
> >> On Friday, 12 January 2007 14:33, Michal Piotrowski wrote:
> >> > My system hangs on this
> >> >
> >http://www.stardust.webpages.pl/files/tbf/euridica/2.6.20-rc4-mm1/bug2.jpg
> >> >
> >http://www.stardust.webpages.pl/files/tbf/euridica/2.6.20-rc4-mm1/mm-config
> >> >
> >> > Debug plan:
> >> > - revert md-* patches
> >> > - binary search
> >> >
> >> > Does someone have a better idea?
> >>
> >> Revert git-block.patch and related stuff?
> >
> >Indeed.
> >
> >GOOD
> >#
> >##git-sym2.patch
> >#git-scsi-target.patch
> >#git-scsi-target-fixup.patch
> >#
> >git-block.patch
> >git-block-fixup.patch
> >BAD
> >
> >git-block.patch it's huge patch.
> >
> >diffstat git-block.patch
> >[..]
> >drivers/md/bitmap.c | 1
> > drivers/md/dm-emc.c | 2
> > drivers/md/dm-table.c | 14 -
> > drivers/md/dm.c | 18 -
> > drivers/md/dm.h | 1
> > drivers/md/linear.c | 14 -
> > drivers/md/md.c | 3
> > drivers/md/multipath.c | 32 --
> > drivers/md/raid0.c | 17 -
> > drivers/md/raid1.c | 70 -----
> > drivers/md/raid10.c | 73 ------
> > drivers/md/raid5.c | 60 ----
> >[..]
> >
> >I'll do a binary search through those files.
> >
>
> That wasn't a good idea.
>
> /mnt/md0/devel/linux-mm/drivers/md/raid1.c: In function 'unplug_slaves':
> /mnt/md0/devel/linux-mm/drivers/md/raid1.c:556: error:
> 'request_queue_t' has no member named 'unplug_fn'

You can't go throught he individual files and expect that to compile,
yet alone work. Fortunately I think I already fixed this last week,
unfortunately I think I forgot to push the #plug branch for #for-akpm so
that Andrew automatically picks it up...

--
Jens Axboe

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