Messages in this thread | | | Date | Sun, 17 May 2009 15:03:18 +0200 | From | Thomas Meyer <> | Subject | Re: oprofile: WQ on CPU0, prefer CPU1 |
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Zitat von Andrew Morton <akpm@linux-foundation.org>:
> (cc's added, from MAINTAINERS) > > On Thu, 14 May 2009 20:22:14 +0200 Thomas Meyer <thomas@m3y3r.de> wrote: > >> >> After suspend and resume to/from S3 I see a lot of these messages in >> the kernel log: >> >> [11750.054031] WQ on CPU0, prefer CPU1 >> [11750.154023] WQ on CPU0, prefer CPU1 >> [11750.254022] WQ on CPU0, prefer CPU1 >> [11750.354022] WQ on CPU0, prefer CPU1 >> [11750.454018] WQ on CPU0, prefer CPU1 >> [11750.554022] WQ on CPU0, prefer CPU1 >> [11750.654022] WQ on CPU0, prefer CPU1 >> [11750.754039] WQ on CPU0, prefer CPU1 >> [11750.854020] WQ on CPU0, prefer CPU1 >> [11750.954024] WQ on CPU0, prefer CPU1 >> [11751.054029] WQ on CPU0, prefer CPU1 >> [11751.154028] WQ on CPU0, prefer CPU1 >> [11751.254026] WQ on CPU0, prefer CPU1 >> [11751.354019] WQ on CPU0, prefer CPU1 >> [11751.454022] WQ on CPU0, prefer CPU1 >> [11751.554032] WQ on CPU0, prefer CPU1 >> [11751.654028] WQ on CPU0, prefer CPU1 >> [11751.754028] WQ on CPU0, prefer CPU1 >> [11751.854033] WQ on CPU0, prefer CPU1 >> [11751.954029] WQ on CPU0, prefer CPU1 >> [and so on; seems not to stop] >> >> This comes from drivers/oprofile/cpu_buffer.c >> >> Bug or feature? >> > > Don't know. It needs fixing though - the kernel shouldn't blurt random > printks like this. > >> >> PS: 2.6.30-rc5 > > Do you know if earlier kernels did the same thing?
I don't know.
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