From: Hugh Dickins <hugh@veritas.com>
To: Guennadi Liakhovetski <lg@denx.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: tmpfs disabled in .config but in /proc/filesystems
Date: Fri, 5 Oct 2007 16:43:17 +0100 (BST) [thread overview]
Message-ID: <Pine.LNX.4.64.0710051637380.16909@blonde.wat.veritas.com> (raw)
In-Reply-To: <Pine.LNX.4.60.0710051637200.10392@poirot.grange>
On Fri, 5 Oct 2007, Guennadi Liakhovetski wrote:
> Am I running crazy here (some 2.6.23-rc6-ish)?
>
> $ zcat /proc/config.gz | grep TMPFS
> # CONFIG_TMPFS is not set
> $ grep tmpfs /proc/filesystems
> nodev tmpfs
tmpfs (mm/shmem.c) is used by the kernel to support shared memory
of various kinds even when CONFIG_TMPFS is not set. But only when
CONFIG_TMPFS=y can users mount a tmpfs as a fully capable filesystem.
Confusing, yes: sorry for putting the fear of craziness upon you.
Hugh
next prev parent reply other threads:[~2007-10-05 15:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-05 14:41 Guennadi Liakhovetski
2007-10-05 15:43 ` Hugh Dickins [this message]
2007-10-05 19:36 ` Guennadi Liakhovetski
2007-10-05 20:49 ` Hugh Dickins
2007-10-06 20:24 ` Jan Engelhardt
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