Re: [patch 4/4] CPU Hotplug support for X86_64

[Andi Kleen]

On Tue, May 24, 2005 at 01:11:17AM -0700, Ashok Raj wrote:
> This patch tries to eliminate a race condition with IPI broadcast and 
> CPU hotplug. Since when we broadcast we dont have control on what cpus
> see a spurious intr, or possiblity of receiving an intr when the cpu is
> just in process of comming up, we choose to send targetted IPI only to online
> cpus.

I thought you had fixed that already in the other patch 
with the locking of call_lock. Or did I miss something?


I dont like this patch.

-Andi
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