From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Paul Mackerras <paulus@samba.org>
Cc: torvalds@osdl.org, akpm@osdl.org, dwmw2@redhat.com,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Remove race between con_open and con_close
Date: Sun, 28 Aug 2005 00:58:13 +0100 [thread overview]
Message-ID: <20050828005813.A24838@flint.arm.linux.org.uk> (raw)
In-Reply-To: <17168.63953.95070.579096@cargo.ozlabs.ibm.com>; from paulus@samba.org on Sun, Aug 28, 2005 at 09:40:01AM +1000
On Sun, Aug 28, 2005 at 09:40:01AM +1000, Paul Mackerras wrote:
> I have a laptop (G3 powerbook) which will pretty reliably hit a race
> between con_open and con_close late in the boot process and oops in
> vt_ioctl due to tty->driver_data being NULL.
Have you looked at how serial_core handles this kind of problem in
its open and close methods? I put some comments in there because
of the issue, after thinking about it fairly carefully.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
next prev parent reply other threads:[~2005-08-27 23:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-27 23:40 [PATCH] Remove race between con_open and con_close Paul Mackerras
2005-08-27 23:56 ` Antonino A. Daplas
2005-08-27 23:58 ` Russell King [this message]
2005-08-28 0:41 ` Paul Mackerras
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=20050828005813.A24838@flint.arm.linux.org.uk \
--to=rmk+lkml@arm.linux.org.uk \
--cc=akpm@osdl.org \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=dwmw2@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=paulus@samba.org \
--cc=torvalds@osdl.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.