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Message-ID: <20060807162322.GA17564@knob.reflex> Date: Mon, 7 Aug 2006 12:23:24 -0400 From: Jason Lunz <lunz@...ennom.net> To: Jiri Slaby <jirislaby@...il.com> Cc: Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org, andre@...ux-ide.org, pavel@...e.cz, linux-pm@...l.org, linux-ide@...r.kernel.org Subject: Re: swsusp regression [Was: 2.6.18-rc3-mm2] In gmane.linux.kernel, you wrote: >> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/ > > I tried it and guess what :)... swsusp doesn't work :@. > > This time I was able to dump process states with sysrq-t: > http://www.fi.muni.cz/~xslaby/sklad/ide2.gif > > My guess is ide2/2.0 dies (hpt370 driver), since last thing kernel prints is > suspending device 2.0 Does it go away if you revert this? ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/broken-out/ide-reprogram-disk-pio-timings-on-resume.patch That should only affect resume, not suspend, but it does mess around with ide power management. Is this maybe happening on the *second* suspend? > -hdc: ATAPI 63X DVD-ROM DVD-R CD-R/RW drive, 2048kB Cache, UDMA(33) > +hdc: ATAPI CD-ROM drive, 0kB Cache, UDMA(33) This looks suspicious. -mm does have several ide-fix-hpt3xx patches. Jason - 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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