Messages in this thread | | | Subject | Re: [RFC][PATCH 02/10] mm: Remove likely() from mapping_unevictable() | From | Steven Rostedt <> | Date | Tue, 07 Dec 2010 08:06:35 -0500 |
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On Tue, 2010-12-07 at 18:02 +1100, Nick Piggin wrote: > On Mon, Dec 06, 2010 at 09:22:13PM -0500, Steven Rostedt wrote:
> I think so. We don't have good guidelines or empirical numbers on this, > unfortunately, but I think it would be somewhere over 90%, given that it > tends to add jumps to and from out of line icache in the incorrect case.
OK, so I'll add the removal of the unlikely() in page_mapping in my next verison.
> > Acked-by: Nick Piggin <npiggin@kernel.dk>
Thanks!
-- Steve
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