linux-kernel - Re: [PATCH 0/7] kconfig: more featured minimum module configs

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Date:	Wed, 6 May 2009 14:15:02 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Theodore Tso <tytso@....edu>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	zippel@...ux-m68k.org, linux-kbuild@...r.kernel.org,
	Sam Ravnborg <sam@...nborg.org>
Subject: Re: [PATCH 0/7] kconfig: more featured minimum module configs


* Steven Rostedt <rostedt@...dmis.org> wrote:

> 
> 
> On Fri, 1 May 2009, Ingo Molnar wrote:
> 
> > 
> > * Steven Rostedt <rostedt@...dmis.org> wrote:
> > 
> > > On Thu, 30 Apr 2009, Ingo Molnar wrote:
> > > 
> > > > * Steven Rostedt <rostedt@...dmis.org> wrote:
> > > > 
> > > > > This set of patches adds on top of my previous post.
> > > > > 
> > > > > It fixes CONFIG_IKCONFIG when CONFIG_IKCONFIG_PROC is not set.
> > > > >  (gcc optimizes the config out!)
> > > > > 
> > > > > As a request from Ingo, it now enables IKCONFIG and will also use 
> > > > > various locations to find a config to base against.
> > > > 
> > > > hm, now 'make localyesconfig' done on a Fedora distro kernel 
> > > > produces something very close to an allyesconfig:
> > > > 
> > > >  -rw-rw-r-- 1 mingo mingo 91930 2009-04-30 20:03 .config
> > > >  aldebaran:~/linux/linux> grep =y .config | wc -l
> > > >  3398
> > > > 
> > > > is that expected?
> > > 
> > > What config did it use? If it uses an allyesconfig that was 
> > > already made then it will not disable anything.
> > 
> > i used a regular config - then i also tried an allnoconfig - but no 
> > change in the result, bloated .config.
> 
> Could you send me the config it used (it should print out which 
> one it used) and the output of lsmod. Then I can test it locally.

'make allnoconfig' plus the module list i sent in a previous mail:

aldebaran:~/linux/linux> lsmod
Module                  Size  Used by
sunrpc                253904  1 
ipv6                  349568  50 
cpufreq_ondemand       73248  0 
acpi_cpufreq           75408  0 
freq_table             70400  2 cpufreq_ondemand,acpi_cpufreq
dm_multipath           82256  0 
i2c_i801               75932  0 
i2c_core               87192  1 i2c_i801
serio_raw              71556  0 
pcspkr                 68352  0 
pata_jmicron           69504  0 
iTCO_wdt               78208  0 
shpchp                 99160  0 
iTCO_vendor_support    68868  1 iTCO_wdt
igb                   144412  0 
dca                    71976  1 igb
pata_acpi              70528  0 
ata_generic            71428  0 

	Ingo
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