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Groups > linux.kernel > #1399255 > unrolled thread
| Started by | Arjan van de Ven <arjan@linux.intel.com> |
|---|---|
| First post | 2016-05-11 17:30 +0200 |
| Last post | 2016-05-11 19:10 +0200 |
| Articles | 2 — 2 participants |
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Re: S3 resume regression [1cf4f629d9d2 ("cpu/hotplug: Move online calls to hotplugged cpu")] Arjan van de Ven <arjan@linux.intel.com> - 2016-05-11 17:30 +0200
Re: S3 resume regression [1cf4f629d9d2 ("cpu/hotplug: Move online calls to hotplugged cpu")] Ville Syrjälä <ville.syrjala@linux.intel.com> - 2016-05-11 19:10 +0200
| From | Arjan van de Ven <arjan@linux.intel.com> |
|---|---|
| Date | 2016-05-11 17:30 +0200 |
| Subject | Re: S3 resume regression [1cf4f629d9d2 ("cpu/hotplug: Move online calls to hotplugged cpu")] |
| Message-ID | <rxEfg-2vs-13@gated-at.bofh.it> |
> Oh, and this was with acpi_idle. This machine already failed to > resume from S3 with intel_idle since forever, as detailed in > https://bugzilla.kernel.org/show_bug.cgi?id=107151 > but acpi_idle worked fine until now. can you disable (in sysfs) all C states other than C0/C1 and see if that makes it go away? that would point at the problem pretty clearly...
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| From | Ville Syrjälä <ville.syrjala@linux.intel.com> |
|---|---|
| Date | 2016-05-11 19:10 +0200 |
| Message-ID | <rxFO2-42S-13@gated-at.bofh.it> |
| In reply to | #1399255 |
On Wed, May 11, 2016 at 08:26:58AM -0700, Arjan van de Ven wrote: > > > Oh, and this was with acpi_idle. This machine already failed to > > resume from S3 with intel_idle since forever, as detailed in > > https://bugzilla.kernel.org/show_bug.cgi?id=107151 > > but acpi_idle worked fine until now. > > can you disable (in sysfs) all C states other than C0/C1 and see if that makes it go away? > that would point at the problem pretty clearly... No help there it seems. However, as a sanity check I also tested that trick on the parent commit, and disabling ACPI C2-C3 makes that one fail as well. Disabling just C3 is OK apparently. -- Ville Syrjälä Intel OTC
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