On Sat, Jan 26, 2013 at 04:25:57AM -0800, tip-bot for Ma Ling wrote:
> During the same time (269.410275674 seconds) IPC from Os is
> 0.37, O2 is 0.36, Os improved performance 2.7%.
>
> Signed-off-by: Ma Ling <ling...@alipay.com>
> Cc: Linus Torvalds <torva...@linux-foundation.org>
> Cc: Arjan van de Ven <ar...@linux.intel.com>
> Cc: Andrew Morton <a...@linux-foundation.org>
> Cc: Jan Beulich <jbeul...@suse.com>
> Cc: Steven Rostedt <rost...@goodmis.org>
> Link:
> http://lkml.kernel.org/r/1359123061-6139-1-git-send-email-ling...@alipay.com
> [ So, this is a bit symbolic as most people don't use the defconfig,
> but the measurements are useful nevertheless so let's commit this
> if there are no objections. ]
What about
commit 3a55fb0d9fe8e2f4594329edd58c5fd6f35a99dd
Author: Kirill Smelkov <k...@mns.spb.ru>
Date: Fri Nov 2 15:41:01 2012 +0400
Tell the world we gave up on pushing CC_OPTIMIZE_FOR_SIZE
?
Reportedly, -Os generates suboptimal code in certain cases and we advise
against it with this patch.
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
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