Messages in this thread | | | Date | Tue, 16 Oct 2007 19:23:38 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [RFC PATCH 0/4] Refcount Based Cpu-Hotplug Revisit. |
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On Wed, 17 Oct 2007, Dipankar Sarma wrote: > > 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).
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