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



On 06/01/14 11:59, 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
> not be printed multiple times in the case of multiple cpus racing on 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>

Acked-by: David Vrabel <david.vrabel@xxxxxxxxxx>

One for 4.5 I think.

David

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