From: Al Viro <viro@ZenIV.linux.org.uk>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Kay Sievers <kay.sievers@vrfy.org>,
Greg Kroah-Hartman <gregkh@suse.de>,
Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [RFC][PATCH] init: Open /dev/console from rootfs
Date: Wed, 3 Mar 2010 19:57:16 +0000 [thread overview]
Message-ID: <20100303195716.GT30031@ZenIV.linux.org.uk> (raw)
In-Reply-To: <m1sk8hn8nk.fsf@fess.ebiederm.org>
On Tue, Mar 02, 2010 at 11:53:19PM -0800, Eric W. Biederman wrote:
>
> To avoid potential problems with an empty /dev open /dev/console
> from rootfs instead of waiting to mount our root filesystem and
> mounting it there. This effectively guarantees that there will
> be a device node, and it won't be on a filesystem that we will
> ever unmount, so there are no issues with leaving /dev/console
> open and pinning the filesystem.
>
> This is actually more effective than automatically mounting
> devtmpfs on /dev because it removes removes the occasionally
> problematic assumption that /dev/console exists from the boot
> code.
Hell, yeah. Applied, with thanks.
next prev parent reply other threads:[~2010-03-03 19:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-03 7:53 Eric W. Biederman
2010-03-03 8:35 ` H. Peter Anvin
2010-03-03 19:57 ` Al Viro [this message]
2010-03-03 20:07 ` H. Peter Anvin
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