Messages in this thread | | | Date | Sat, 30 Aug 2008 09:01:58 -0700 | From | Arjan van de Ven <> | Subject | Re: [PATCH] Avoid double flush in do_tlb_flush_all() |
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On Sat, 30 Aug 2008 12:20:12 +0200 Andi Kleen <andi@firstfloor.org> wrote:
> Avoid double flush in do_tlb_flush_all() > > leave_mm already flushes the TLBs, so don't need to flush directly > before that in do_flush_tlb_all(). Avoid the double flush.
but... the leave_mm won't flush the global tlbs, while __flush_tlb_all() does, right?
sounds like we do need the behavior
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