On Wed, 17 Oct 2007, Dipankar Sarma wrote:
quoted text
> 
> Unless I am reading the patch wrongly, it seems cpu_hotplug_begin() is called 
> while holding the cpu_add_remove_lock mutex. So, another CPU cannot come in
> and do the same until _cpu_down() is over.

Ahh, in that case I take back that objection, although maybe a comment 
about the required nesting within the other mutex is in order? Or maybe 
it's there and I just missed it (blush).

			Linus
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