From: Arnd Bergmann <arnd@arndb.de>
To: Marco <marco.stornelli@gmail.com>
Cc: Linux FS Devel <linux-fsdevel@vger.kernel.org>,
Linux Embedded <linux-embedded@vger.kernel.org>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Daniel Walker <dwalker@soe.ucsc.edu>
Subject: Re: [PATCH 04/14] Pramfs: Mounting as root filesystem
Date: Sun, 14 Jun 2009 01:04:42 +0200 [thread overview]
Message-ID: <200906140104.43463.arnd@arndb.de> (raw)
In-Reply-To: <4A33A7D7.3040008@gmail.com>
On Saturday 13 June 2009, Marco wrote:
> void __init mount_root(void)
> {
> +#ifdef CONFIG_ROOT_PRAMFS
> + if (MAJOR(ROOT_DEV) == MEM_MAJOR) {
> + if (mount_pramfs_root())
> + return;
> +
> + printk(KERN_ERR "VFS: Unable to mount root fs via PRAMFS, trying floppy.\n");
> + ROOT_DEV = Root_FD0;
> + }
> +#endif
AFAICT, this will prevent booting from /dev/ram0 with a regular file system,
because that also uses MAJOR(ROOT_DEV) == 1.
Arnd <><
next prev parent reply other threads:[~2009-06-13 23:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-13 13:21 [PATCH 04/14] Pramfs: Mounting as root filesystem Marco
2009-06-13 23:04 ` Arnd Bergmann [this message]
2009-06-14 8:21 ` Marco
2009-06-14 9:07 ` David Woodhouse
2009-06-14 16:05 ` Marco
2009-06-14 16:29 ` Marco
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