Messages in this thread | | | Subject | Re: [PATCH] sysrq show-all-cpus | From | Jon Masters <> | Date | Tue, 11 Mar 2008 03:18:24 -0400 |
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On Mon, 2008-03-10 at 14:03 -0400, Rik van Riel wrote: > SysRQ-P is not always useful on SMP systems, since it usually ends up showing the > backtrace of a CPU that is doing just fine, instead of the backtrace of the CPU > that is having problems. > > This patch adds SysRQ show-all-cpus(L), which shows the backtrace of every active > CPU in the system. It skips idle CPUs because some SMP systems are just too large > and we already know what the backtrace of the idle task looks like. > > Signed-off-by: Rik van Riel <riel@redhat.com>
Why not have it just print the local CPU on non-SMP anyway?
Jon.
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