[PATCH v2] Add call to non-crashing cores through IPI

Mika Westerberg mika.westerberg at iki.fi
Thu Nov 25 03:51:36 EST 2010


On Wed, Nov 24, 2010 at 09:28:28AM +0100, Per Fransson wrote:
> v2 changes:
> * the interrupts of the calling core are no longer disabled
>   before performing the IPI

This version information should go after the commit message below
the '---' line.

> ---
> 
> When kexec is used to start a crash kernel the other cores
> are notified. These non-crashing cores will save their state
> in the crash notes and then do nothing.
> 
> Signed-off-by: Per Fransson <per.xx.fransson at stericsson.com>

I tested this on UP machine (I don't have access to any SMP hardware) -
it didn't break anything and the crashdump works perfectly.

Regards,
MW



More information about the kexec mailing list