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Date: Mon, 25 Jan 2010 13:50:59 +0100 From: Peter Zijlstra <peterz@...radead.org> To: Frans Pop <elendil@...net.nl> Cc: linux-kernel@...r.kernel.org, linux-pm@...ts.linux-foundation.org, "Rafael J. Wysocki" <rjw@...k.pl> Subject: Re: Warnings about tasks on CPU 1 during STR On Mon, 2010-01-25 at 05:42 +0100, Frans Pop wrote: > With 2.6.33-rc5 during suspend to RAM I'm getting a bunch of warnings > I've not seen with earlier kernel versions: > > PM: late suspend of devices complete after 28.784 msecs > ACPI: Preparing to enter system sleep state S3 > Disabling non-boot CPUs ... > CPU 1 is now offline > SMP alternatives: switching to UP code > Task events/1 (pid = 10) is on cpu 1 (state = 1, flags = 84208040) > Task khelper (pid = 11) is on cpu 1 (state = 1, flags = 80208040) > Task sync_supers (pid = 77) is on cpu 1 (state = 1, flags = 80208040) > Task bdi-default (pid = 79) is on cpu 1 (state = 2, flags = 80a15040) > Task kblockd/1 (pid = 81) is on cpu 1 (state = 1, flags = 84208040) > [...] > Task pm-suspend (pid = 29782) is on cpu 1 (state = 2, flags = 414000) > Extended CMOS year: 2000 > Back to C! > > All the "Task X is on cpu 1" messages (76 in total) are new. Bug or > intentional? As it is a warning, I suspect a bug. http://lkml.org/lkml/2010/1/21/175 -- 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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