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* processor isolation inquiry
@ 2008-12-21 14:53 Mark Hounschell
  0 siblings, 0 replies; only message in thread
From: Mark Hounschell @ 2008-12-21 14:53 UTC (permalink / raw)
  To: linux-kernel, linux-kernel-rt; +Cc: Max Krasnyanskiy

It's been some time now since Max K. brought up the complete processor isolation
discussion. I know his original patch was NAK'd but some work on this was put
into cpusets. I'm unclear as to what actually has been or will be implemented.

The 2 things I'm most interested in are work queues, and local timer interrupts.
Is it yet possible to isolate a processor from either of these 2 things with
recent kernels?

The kernel doc concerning cpusets doesn't seem to clarify this for me.

The Process shielding instructions at

http://rt.wiki.kernel.org/index.php/CPU_shielding_using_/proc_and_/dev/cpuset

don't seem to help with work queues or local timer interrupts. Should they?

Thanks in advance for any pointers
Mark


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2008-12-21 14:53 processor isolation inquiry Mark Hounschell

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