From: Ralf Baechle <ralf@linux-mips.org>
To: linux-mips@linux-mips.org
Subject: Re: [PATCH] added Loongson cpu-feature-overrides.h
Date: Thu, 2 Apr 2009 13:47:46 +0200 [thread overview]
Message-ID: <20090402114746.GC1678@linux-mips.org> (raw)
In-Reply-To: <20090402112739.GD28319@adriano.hkcable.com.hk>
On Thu, Apr 02, 2009 at 07:27:39PM +0800, Zhang Le wrote:
> > > I have taken Wu Zhangjin's and Philippe Vachon's version as references, did a
> > > little modification and tested on 16K page size kernel. It works well.
> > >
> > > Unfornately although it already has defined cpu_has_dc_aliases as 1, 4k page
> > > size still not working. More work needed here.
> >
> > Adding this file is only a matter of kernel optimization. You may have
> > saved as much as several hundred kb! But it won't get a kernel
> > that wasn't working before to work. If anything the opposite ...
>
> I see. Thanks.
> BTW, I have just made another little change:
>
> #define cpu_has_dc_aliases (PAGE_SIZE < 0x4000)
>
> Since waysize is 16k.
>
> Anyway, it is good to include this file now, or postpone it a little later?
> If yes, then I will send a new version soon.
Correct - but this alone doesn't get all 4k or 64k pages to work so how
about we deal with this one later?
Ralf
next prev parent reply other threads:[~2009-04-02 11:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-02 7:41 [PATCH] added Loongson cpu-feature-overrides.h Zhang Le
2009-04-02 10:56 ` Zhang Le
2009-04-02 11:13 ` Ralf Baechle
2009-04-02 11:16 ` Ralf Baechle
2009-04-02 11:16 ` Ralf Baechle
2009-04-02 11:27 ` Zhang Le
2009-04-02 11:47 ` Ralf Baechle [this message]
2009-04-02 12:15 ` Zhang Le
-- strict thread matches above, loose matches on Subject: below --
2009-04-02 13:16 吴章金
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20090402114746.GC1678@linux-mips.org \
--to=ralf@linux-mips.org \
--cc=linux-mips@linux-mips.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.