Messages in this thread | | | Date | Wed, 10 May 2006 23:06:06 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 0/10] bulk cpu removal support |
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Shaohua Li <shaohua.li@intel.com> wrote: > > CPU hotremove will migrate tasks and redirect interrupts off dead cpu. > To remove multiple CPUs, we should iteratively do single cpu removal. > If tasks and interrupts are migrated to a cpu which will be soon > removed, then we will trash tasks and interrupts again. The following > patches allow remove several cpus one time. It's fast and avoids > unnecessary repeated trash tasks and interrupts. This will help NUMA > style hardware removal and SMP suspend/resume. Comments and suggestions > are appreciated.
This seems an awful lot of code for something which happens so infrequently.
How big is the problem you're fixing here, and what are the user-observeable effects of these changes? - 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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