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SubjectRe: [PATCH 1/3] x86: mtrr_cleanup update command line
On Tue, 30 Sep 2008 16:57:39 -0700 Randy Dunlap wrote:

> On Tue, 30 Sep 2008 16:29:38 -0700 Yinghai Lu wrote:
>
> > change enable_mtrr_cleanup to mtrr-cleanup, disable_mtrr_cleanup to nomtrr-cleanup.
> >
> > Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
> >
> > ---
> > Documentation/kernel-parameters.txt | 4 ++--
> > arch/x86/Kconfig | 2 +-
> > arch/x86/kernel/cpu/mtrr/main.c | 4 ++--
> > 3 files changed, 5 insertions(+), 5 deletions(-)
> >
> > Index: linux-2.6/Documentation/kernel-parameters.txt
> > ===================================================================
> > --- linux-2.6.orig/Documentation/kernel-parameters.txt
> > +++ linux-2.6/Documentation/kernel-parameters.txt
> > @@ -614,8 +614,8 @@ and is between 256 and 4096 characters.
> > See drivers/char/README.epca and
> > Documentation/digiepca.txt.
> >
> > - disable_mtrr_cleanup [X86]
> > - enable_mtrr_cleanup [X86]
> > + nomtrr-cleanup [X86]
> > + mtrr-cleanup [X86]
> > The kernel tries to adjust MTRR layout from continuous
> > to discrete, to make X server driver able to add WB
> > entry later. This parameter enables/disables that.
>
> Looks like Documentation/kernel-parameters.txt needs a comment that says that
> entries are supposed to be listed in alphabetical order, not grouped by <subject>.
> Please don't add them like this.

BTW, this comment is alread in Documentation/kernel-parameters.txt, at the top of the file:

The following is a consolidated list of the kernel parameters as implemented
(mostly) by the __setup() macro and sorted into English Dictionary order
(defined as ignoring all punctuation and sorting digits before letters in a
case insensitive manner), and with descriptions where known.


> E.g., the "apic" entries are not grouped together and these mtrr entries should
> not be grouped together unless they all begin with "mtrr", which is an option here:
> they could be renamed to "mtrr-cleanup" and "mtrr-nocleanup".
> And "disable_mtrr_trim" could be renamed to "mtrr-notrim".

---
~Randy


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