Messages in this thread | | | From | "Rafael J. Wysocki" <> | Date | Wed, 13 Jul 2016 15:22:58 +0200 | Subject | Re: [Query] Preemption (hogging) of the work handler |
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On Wed, Jul 13, 2016 at 2:57 PM, Sergey Senozhatsky <sergey.senozhatsky@gmail.com> wrote: > Hello Rafael, > > On (07/13/16 14:05), Rafael J. Wysocki wrote: > [..] >> > ah, just saw this. OK, very close to what I sent in another thread, so I >> > guess it will work on your side. >> > let me know if it doesn't, I'll fold it into 0001 and re-spin the series. >> > thanks for your help! >> >> But you need to do an analogous thing for hibernation. Essentially, >> wherever disable_nonboot_cpus() is called. > > hibernation() suspends console, and suspend_console() forces printk to > switch to sync mode. resume_console() lets printk to operate in async > mode (if printk was configured to operate in async mode at all). > > the patch I'm talking about is: > http://marc.info/?l=linux-kernel&m=146838876027364&w=2
Ah OK. That should work for hibernation too.
> am I missing something?
No, I got confused for some reason.
Thanks, Rafael
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