linux-kernel - Re: [PATCH v2] likeliness accounting cleanup

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Date:	Thu, 27 Mar 2008 13:37:31 +0100
From:	Roel Kluin <12o3l@...cali.nl>
To:	dwalker@...sta.com, nickpiggin@...oo.com.au
CC:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] likeliness accounting cleanup

Roel Kluin wrote:
> Store __builtin_return_address (caller) rather than __func__ in likeliness
> struct. 'line' and 'type' are combined in 'label'
> 
> +/- now denotes whether expectation fails in less than 5% of the tests - rather
> than whether more unexpected than expected were encountered. The function at
> the displayed filename & line and the caller are not necessarily the same.
> A few more Likely Profiling Results changes were made.
> 
> struct seq_operations becomes static, unsigned ints true and false (shadowed)
> are replaced by pos and neg.
> ---
> New layout:
> 
> Likely Profiling Results
>  --------------------------------------------------------------------
> [+- ]Type | # True  | # False | Function@...ename:Line
>  unlikely |        0|    32082| fget+0xd0/0x1d0@...lude/asm/arch/atomic_32.h:235
> 
> Compiles and runs here. Thanks for previous comments.
> 
>  include/linux/compiler.h |   16 ++++++++--------
>  lib/likely_prof.c        |   45 +++++++++++++++++++++++++--------------------
>  2 files changed, 33 insertions(+), 28 deletions(-)
> 

This should be applied after the -mm patches:
http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.25-rc5/2.6.25-rc5-mm1/broken-out/profile-likely-unlikely-macros.patch
http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.25-rc5/2.6.25-rc5-mm1/broken-out/profile-likely-unlikely-macros-fix.patch

Also I forgot to add a signoff, so here it is:

Signed-off-by: Roel Kluin <12o3l@...cali.nl>
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