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Date: Thu, 12 Jul 2007 11:17:14 +0200 From: Pavel Machek <pavel@....cz> To: Matthew Garrett <mjg59@...f.ucam.org> Cc: "Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org, linux-pm@...ts.linux-foundation.org, Alan Stern <stern@...land.harvard.edu> Subject: Re: sysrq-t dumps of s2ram/fuse deadlock (was Re: [PATCH] Remove process freezer from suspend to RAM pathway) On Wed 2007-07-11 14:28:20, Matthew Garrett wrote: > On Mon, Jul 09, 2007 at 01:29:05PM +0000, Pavel Machek wrote: > > Hi! > > > > Can we get them? They are neccessary for debugging 'what in suspend > > calls fuse' problem. And yes, that problem is there even when you > > remove freezer. > > I can produce them, but haven't managed to do that in any way that lets > me get them off the system yet. > > > Matthew, you seem to be the only one able to produce them... > > sys_sync may not do anything on a fuse filesystem, but if you've > loopback-mounted an ext3 filesystem from that fuse filesystem then it's > going to result in writes to it and deadlock. Aha, yes, that explains the problem. Thanks! Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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