On Mon, 2012-05-07 at 09:28 -0700, Vagrant Cascadian wrote:
> On Mon, May 07, 2012 at 08:38:27AM +0200, Arnaud Patard wrote:
> > Vagrant Cascadian <vagrant@freegeek.org> writes:
> > > only in patch2:
> > > unchanged:
> > > --- linux-2.6-3.2.16.orig/debian/config/armhf/config.vexpress
> > > +++ linux-2.6-3.2.16/debian/config/armhf/config.vexpress
> > > @@ -0,0 +1,54 @@
> > > +##
> > > +## file: arch/arm/Kconfig
> > > +##
> > > +## choice: ARM system type
> > > +CONFIG_ARCH_VEXPRESS=y
> > > +## end choice
> > > +
> > > +## arch/arm/mach-vexpress/Kconfig
> > > +CONFIG_ARCH_VEXPRESS_CA9X4=y
> > > +
> > > +CONFIG_LOG_BUF_SHIFT=14
> >
> > any reason for this change ?
>
> It was in the default vexpress config shipped upstream in
> arch/arm/configs/vexpress_defconfig. it is also present in a couple of the
> debian/config/armel/ configs. Honestly, no idea what it actually does, so I'm
> not attached to keeping it if it still works without it.
[...]
This sets the default kernel log buffer size, as a power of 2. The
general default size if 128 KB (CONFIG_LOG_BUF_SHIFT=17) and this
reduces it to 16 KB.
I don't believe this is right for vexpress and I'm not sure it's right
for the other two.
Ben.
--
Ben Hutchings
Hoare's Law of Large Problems:
Inside every large problem is a small problem struggling to get out.
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