From: Brian Gerst <bgerst@didntduck.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Thomas Hood <jdthood@mail.com>, linux-kernel@vger.kernel.org
Subject: Re: PnP BIOS driver status
Date: Fri, 08 Mar 2002 20:37:55 -0500 [thread overview]
Message-ID: <3C896773.15325802@didntduck.org> (raw)
In-Reply-To: <E16jVbi-0008Gb-00@the-village.bc.nu>
Alan Cox wrote:
>
> > The current driver is not SMP-safe. It is modifying the GDT descriptors
> > outside of the pnp_bios_lock. Also, you can remove the __cli(), as
> > spin_lock_irq() already turns off interrupts.
>
> The GDT descriptors are private to the PNP BIOS and constant values once
> set up. No PnPBIOS call is made before the configuration is done.
>
> Seems ok to me - or am I missing something ?
Two user processes calling functions through /proc...
--
Brian Gerst
next prev parent reply other threads:[~2002-03-09 1:38 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-03-08 23:00 PnP BIOS driver status Thomas Hood
2002-03-08 23:14 ` Dave Jones
2002-03-09 0:43 ` Thomas Hood
2002-03-09 1:00 ` Brian Gerst
2002-03-09 1:10 ` Thomas Hood
2002-03-09 2:23 ` Brian Gerst
2002-03-09 3:02 ` Thomas Hood
2002-03-09 1:25 ` Alan Cox
2002-03-09 1:37 ` Brian Gerst [this message]
2002-03-09 2:00 ` Alan Cox
2002-03-09 1:51 ` Brian Gerst
2002-03-09 2:26 ` Alan Cox
2002-03-09 2:24 ` Thomas Hood
2002-03-09 2:48 ` Thomas Hood
2002-03-09 14:44 ` Thomas Hood
-- strict thread matches above, loose matches on Subject: below --
2002-03-09 15:11 Thomas Hood
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=3C896773.15325802@didntduck.org \
--to=bgerst@didntduck.org \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=jdthood@mail.com \
--cc=linux-kernel@vger.kernel.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.