Re: [Xen-devel] [PATCH v2] common/kexec: Identify which cpu the kexec image is being executed on.

[Daniel Kiper <dkiper@xxxxxxxxxxxx>]

On Tue, Feb 25, 2014 at 10:57:11AM +0000, Andrew Cooper wrote:
> A patch to this effect has been in XenServer for a little while, and has
> proved to be a useful debugging point for servers which have different
> behaviours depending when crashing on the non-bootstrap processor.
>
> Moving the printk() from kexec_panic() to one_cpu_only() means that it will
> only be printed for the cpu which wins the race along the kexec path.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> CC: Keir Fraser <keir@xxxxxxx>
> CC: Jan Beulich <JBeulich@xxxxxxxx>
> CC: David Vrabel <david.vrabel@xxxxxxxxxx>

Reviewed-by: Daniel Kiper <daniel.kiper@xxxxxxxxxx>

Daniel

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