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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Only CPU0 active after ACPI S3, xen 4.1.3
On 21.12.2012 00:17, Marek Marczykowski wrote: > On 20.12.2012 20:41, Ben Guthro wrote: >> See if the attached patch helps. >> This was a patch I forgot was still in my queue, that Jan had some >> objections about (though I don't recall specifically what they were) >> I had found that the scheduler was removing all cpus during suspend, and >> this seemed to help with that, IIRC. >> >> That said - I'm starting to be forced to look back into S3 issues, as while >> I thought they were all resolved, they are not. >> I have an Ivybridge laptop that I didn't have back in May that exhibits >> some issues very similar to those that I was trying to solve with Jan in >> the thread I pasted above. >> >> This particular machine goes to sleep, and when it resumes, the disk light >> flashes briefly, and then the sleep led goes back to pulsing. > > With this patch applied (on 4.1.4 and 4.3-unstable), I've got original symptom > - only CPU0 active after ACPI S3. Didn't get reboot after few tries. > "xl debug-key r" output attached. > Anyway it looks like bug was introduced somehow between 4.1.2 and 4.1.3 - on > 4.1.2 none of above problems happened. I've done bisect on xen 4.1 and found problematic commit: http://xenbits.xen.org/hg/xen-4.1-testing.hg/rev/1f95b55ef427 Unfortunately in xen-unstable parent of corresponding commit still have the same problem, so there must be something more wrong. -- Best Regards / Pozdrawiam, Marek Marczykowski Invisible Things Lab Attachment:
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