linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: William Lee Irwin III <wli@holomorphy.com>
To: "David S. Miller" <davem@redhat.com>
Cc: riel@conectiva.com.br, marcelo@conectiva.com.br,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] struct page shrinkage
Date: Mon, 25 Feb 2002 18:54:12 -0800	[thread overview]
Message-ID: <20020226025412.GP3511@holomorphy.com> (raw)
In-Reply-To: <20020225.180122.120462472.davem@redhat.com>

On Mon, Feb 25, 2002 at 06:01:22PM -0800, David S. Miller wrote:
> Rik, not every architecture has a "counter" member of
> atomic_t, that is the problem.  This is a hard bug, please
> fix it.  It is an opaque type, accessing its' implementation
> directly is therefore illegal in the strongest way possible.

> From: Rik van Riel <riel@conectiva.com.br>
> This exact same code has been in -rmap for a few months
> and went into 2.5 just over a week ago.  It doesn't seem
> to give any problems ...

On Mon, Feb 25, 2002 at 06:01:22PM -0800, David S. Miller wrote:
> Because I haven't pushed my sparc64 changesets yet, I'm doing
> that tonight.

I think I'm to blame for init_page_count(). My bad.

A small bit of analysis seemed to reveal that atomicity wasn't needed
in free_area_init_core(). Apparently the solution I suggested here was
non-portable. Perhaps a better way will crop up later.

Cheers,
Bill
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/

  parent reply	other threads:[~2002-02-26  2:54 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-02-26  1:47 Rik van Riel
2002-02-26  1:49 ` David S. Miller
2002-02-26  1:57   ` Rik van Riel
2002-02-26  2:01     ` David S. Miller
2002-02-26  2:07       ` Rik van Riel
2002-02-26  2:54       ` William Lee Irwin III [this message]
2002-02-26  2:16 ` Andrew Morton
2002-02-26  2:46   ` William Lee Irwin III
2002-03-06 16:58 Bulent Abali
2002-03-06 17:33 ` Andrew Morton
2002-03-06 18:09 ` Rik van Riel
2002-03-06 18:41 Bulent Abali
2002-03-06 18:50 ` Mike Fedyk
2002-03-06 19:12   ` Andrew Morton
2002-03-06 19:04 ` Andrew Morton

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=20020226025412.GP3511@holomorphy.com \
    --to=wli@holomorphy.com \
    --cc=davem@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=marcelo@conectiva.com.br \
    --cc=riel@conectiva.com.br \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox