On Wed, 2 Oct 2013 08:50:42 +0200, Ingo Molnar wrote:
> * Namhyung Kim wrote:
>
>> On Tue, 1 Oct 2013 16:46:18 +0200, Ingo Molnar wrote:
>>
>> [SNIP]
>> >
>> > -$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
>> > +$(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
>> >@$(SHELL_PATH) util/PER
* Namhyung Kim wrote:
> On Tue, 1 Oct 2013 16:46:18 +0200, Ingo Molnar wrote:
>
> [SNIP]
> >
> > -$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
> > +$(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
> > @$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
> > + @touch $(OUTPUT)PERF-VERSION-F
On Tue, 1 Oct 2013 16:46:18 +0200, Ingo Molnar wrote:
[SNIP]
>
> -$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
> +$(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
> @$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
> + @touch $(OUTPUT)PERF-VERSION-FILE
>
> CC = $(CROSS_COMPILE)gcc
>
Another build speedup, while at it.
===>
Subject: perf tools: Speed up git-version test on re-make
From: Ingo Molnar
Date: Tue Oct 1 16:28:09 CEST 2013
util/PERF-VERSION-GEN is currently executed on every build attempt,
and this script can take a lot of time on trees that are at a
s
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