linux-kernel - Re: [PATCH] use tmpfs for rootfs

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Message-ID: <Pine.LNX.4.64.0810161507130.25933@anakin>
Date:	Thu, 16 Oct 2008 15:10:49 +0200 (CEST)
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Bodo Eggert <7eggert@....de>
cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] use tmpfs for rootfs

On Thu, 16 Oct 2008, Bodo Eggert wrote:
> +config TMPFS_ROOT
> +	bool "Use tmpfs instrad of ramfs for initramfs"
> +	depends on TMPFS && SHMEM
> +	default n
> +	help
> +	  This replaces the ramfs used for unpacking the cpio images
> +	  with tmpfs.
> +	  
> +	  If unsure, say N
> +
> +config RAMFS
> + 	bool "Ramfs file system support" if TMPFS_ROOT
> +  	default y
> +  	---help---
> +  	  Ramfs is a file system which keeps all files in RAM. Unlike tmpfs,
> +  	  it cannot be swapped to disk, and it has the risk of deadlocking
> +  	  the system by using all memory.
> +
> +  	  Ramfs is used for booting the system and unpacking the cpio if
> +  	  TMPFS_ROOT is not set.

Something seems to be missing, as you add CONFIG_RAMFS, but it's nowhere used?

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds
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