Messages in this thread | | | Date | Thu, 19 Mar 2009 15:04:29 +0800 | From | chen gong <> | Subject | Re: nonboot cpu on SMP suspend |
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Rafael J. Wysocki 写道: > On Wednesday 18 March 2009, Li Yang wrote: >> Hi all, >> >> I'm curious why we need to un-plug all the nonboot cpus before suspend >> and start them all over again after the suspend(ACPI sleep)? I mean >> if we can bring the booting cpu back to the exact state as before >> suspend, why can't we just do the same for non-booting cpus? And that >> will be much faster. Any thought? Thanks. > > Because we need to enter the BIOS with one CPU on-line only. > You mean only one CPU can be supported by BIOS when suspend/resume ? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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