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Date: Mon, 26 Mar 2007 13:37:08 +0800 From: "Jeff Chua" <jeff.chua.linux@...il.com> To: "Adrian Bunk" <bunk@...sta.de> Cc: "Linus Torvalds" <torvalds@...ux-foundation.org>, "Andrew Morton" <akpm@...ux-foundation.org>, "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>, "Eric W. Biederman" <ebiederm@...ssion.com>, "Rafael J. Wysocki" <rjw@...k.pl>, pavel@...e.cz, linux-pm@...ts.osdl.org, gregkh@...e.de, linux-pci@...ey.karlin.mff.cuni.cz, "Jens Axboe" <jens.axboe@...cle.com>, "Len Brown" <lenb@...nel.org>, linux-acpi@...r.kernel.org, jgarzik@...ox.com, linux-ide@...r.kernel.org, "Thomas Gleixner" <tglx@...utronix.de>, "Michael S. Tsirkin" <mst@...lanox.co.il>, "Ingo Molnar" <mingo@...e.hu> Subject: Re: [3/6] 2.6.21-rc4: known regressions On 3/26/07, Adrian Bunk <bunk@...sta.de> wrote: > > Resume from RAM (s2ram) still broke (tried with or without > > CONFIG_NO_HZ). Suspend to RAM seems ok, but upon resume, the screen > > will only display "inu" and only after pressing the power button will > > the system return to console. But "date" still doesn't advance. > > This might be related to the following regression: > > Subject : first disk access after resume takes several minutes > ('date' does not advance after resume from RAM, CONFIG_NO_HZ=n) > References : http://lkml.org/lkml/2007/3/8/117 > http://lkml.org/lkml/2007/3/25/20 > Submitter : Michael S. Tsirkin <mst@...lanox.co.il> > Handled-By : Thomas Gleixner <tglx@...utronix.de> > Ingo Molnar <mingo@...e.hu> > Status : problem is being debugged Adrian, It's related. I tested without CONFIG_HPET_TIMER, and now my X60 can suspend and resume from RAM (s2ram). Even better, it works with/without CONFIG_NO_HZ. But, suspend to disk still broke with CONFIG_NO_HZ set. Thanks, Jeff. - 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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