RE: [Xen-devel] [PATCH 2/2] passthrough: deliver IRQs even if bsp is halted (support kexec/kdump on hvm)

["Han, Weidong" <weidong.han@xxxxxxxxx>]

Han, Weidong wrote:
> Kouya Shimura wrote:
>> This patch is needed for kexec/kdump on hvm since kdump halts bsp.
>> 
>> Signed-off-by: Kouya Shimura <kouya@xxxxxxxxxxxxxx>
> 
> It kicks every online vcpu. The result will be more unnecessary IPIs,
> especially the vcpu# is big. Therefore increase cost of interrupt
> handling of assigned devices.  
> 

Sorry, I misunderstood your patch. It only kicks one online vcpu. It is no 
problem.

Regards,
Weidong

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