public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Jens Axboe <axboe@suse.de>
To: Andrew Morton <akpm@osdl.org>
Cc: ncunningham@linuxmail.org, wli@holomorphy.com,
	linux-kernel@vger.kernel.org
Subject: Re: Broken kunmap calls in rc4-mm1.
Date: Thu, 11 Nov 2004 08:45:10 +0100	[thread overview]
Message-ID: <20041111074509.GD9129@suse.de> (raw)
In-Reply-To: <20041110185925.1c2eb9bf.akpm@osdl.org>

On Wed, Nov 10 2004, Andrew Morton wrote:
> Nigel Cunningham <ncunningham@linuxmail.org> wrote:
> >
> > Remaining culprits are....
> > 
> >  Reiser4:
> >  - do_readpage_tail
> >   -reiser4_status_init
> >   -reiser4_status_write
> 
> obuggerit.  Look, a simple helper is to redefine kmap_atomic() and
> kunmap_atomic() to work on char*'s.  This will spit warnings if someone
> feeds in a page*.  Which would be a lot more useful if we didn't have all
> those infernal __iomem warnings scrolling off the screen but ho hum.

I tried something like this, but got stuck on people passing a structure
in which is valid (aio_setup_ring(), for instance). We can always cast
those of course, but it's not so pretty.

-- 
Jens Axboe


  reply	other threads:[~2004-11-11  7:46 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-11-11  1:17 Broken kunmap calls in rc4-mm1 Nigel Cunningham
2004-11-11  1:29 ` William Lee Irwin III
2004-11-11  1:42   ` Nigel Cunningham
2004-11-11  2:59     ` Andrew Morton
2004-11-11  7:45       ` Jens Axboe [this message]
2004-11-11  7:50         ` Andrew Morton
2004-11-11 19:22   ` Pavel Machek
2004-11-11  1:34 ` Chris Wright

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=20041111074509.GD9129@suse.de \
    --to=axboe@suse.de \
    --cc=akpm@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=ncunningham@linuxmail.org \
    --cc=wli@holomorphy.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox