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SubjectRe: [BUG] Code reordering in swsusp breaks suspend on SMP systems
Date
On Thursday, 22 March 2007 05:51, David Chinner wrote:
> On Wed, Mar 21, 2007 at 10:38:33PM +0100, Rafael J. Wysocki wrote:
> >
> > I think this is the XFS problem with freezable workqueues.
> >
> > Maxim, please try to apply the appended patch and see if it helps.
> >
> > Greetings,
> > Rafael
> >
> >
> > ---
> > Since freezable workqueues are broken in 2.6.21-rc
> > (cf. http://marc.theaimsgroup.com/?l=linux-kernel&m=116855740612755,
> > http://marc.theaimsgroup.com/?l=linux-kernel&m=117261312523921&w=2)
> > it's better to remove them altogether for 2.6.21 and change the only user of
> > them (XFS) accordingly.
> >
> > ---
> > fs/xfs/linux-2.6/xfs_buf.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > Index: linux-2.6.21-rc4/fs/xfs/linux-2.6/xfs_buf.c
> > ===================================================================
> > --- linux-2.6.21-rc4.orig/fs/xfs/linux-2.6/xfs_buf.c
> > +++ linux-2.6.21-rc4/fs/xfs/linux-2.6/xfs_buf.c
> > @@ -1829,11 +1829,11 @@ xfs_buf_init(void)
> > if (!xfs_buf_zone)
> > goto out_free_trace_buf;
> >
> > - xfslogd_workqueue = create_freezeable_workqueue("xfslogd");
> > + xfslogd_workqueue = create_workqueue("xfslogd");
> > if (!xfslogd_workqueue)
> > goto out_free_buf_zone;
> >
> > - xfsdatad_workqueue = create_freezeable_workqueue("xfsdatad");
> > + xfsdatad_workqueue = create_workqueue("xfsdatad");
> > if (!xfsdatad_workqueue)
> > goto out_destroy_xfslogd_workqueue;
> >
>
> Acked-by: Dave Chinner <dgc@sgi.com>
>
> Rafael, it sounds like this really needs to go into the next -rc
> kernel. Can you push it to Linus?

I tried, but Andrew resent it to you. :-)

Andrew, could we please merge it?

Greetings,
Rafael
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