All of lore.kernel.org
 help / color / mirror / Atom feed
From: Ralf Baechle <ralf@linux-mips.org>
To: Juan Quintela <quintela@mandrakesoft.com>
Cc: Andrew Clausen <clausen@melbourne.sgi.com>,
	Linux-MIPS <linux-mips@linux-mips.org>
Subject: Re: weirdness in bootmem_init(), arch/mips64/kernel/setup.c
Date: Tue, 18 Feb 2003 11:33:14 +0100	[thread overview]
Message-ID: <20030218113314.A25047@linux-mips.org> (raw)
In-Reply-To: <86ptpplw8k.fsf@trasno.mitica>; from quintela@mandrakesoft.com on Tue, Feb 18, 2003 at 11:27:23AM +0100

On Tue, Feb 18, 2003 at 11:27:23AM +0100, Juan Quintela wrote:

> andrew> That test looks like it will always succeed... and it looks like the
> andrew> author wanted it to be a sanity check.
> 
> andrew> Why all this business with PFN_UP and PFN_DOWN?  (They are bit
> andrew> shifts... PFN_UP shifts left, PFN_DOWN shifts right)
> 
> Not completely sure, but I think that it is related with the weird
> discontig memory that Origins (and I think other MIPS machines) have.

It's not used on Origins.

  Ralf

  reply	other threads:[~2003-02-18 10:33 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-02-18  6:54 weirdness in bootmem_init(), arch/mips64/kernel/setup.c Andrew Clausen
2003-02-18 10:27 ` Juan Quintela
2003-02-18 10:33   ` Ralf Baechle [this message]
2003-02-18 10:42 ` Ralf Baechle
2003-02-18 22:29   ` Andrew Clausen

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=20030218113314.A25047@linux-mips.org \
    --to=ralf@linux-mips.org \
    --cc=clausen@melbourne.sgi.com \
    --cc=linux-mips@linux-mips.org \
    --cc=quintela@mandrakesoft.com \
    /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.