On 04/03/2014 12:49 PM, Thomas Bächler wrote:
> Commit 9e30cc9595303b27b48 removed an internal mount. This
> has the side-effect that rootfs now has FSID 0. Many
> userspace utilities assume that st_dev in struct stat
> is never 0, so this change breaks a number of tools in
> early userspace.
>
> Since we don't know how many userspace programs are affected,
> make sure that FSID is at least 1.
>
> References: http://article.gmane.org/gmane.linux.kernel/1666905
> References:
> http://permalink.gmane.org/gmane.linux.utilities.util-linux-ng/8557
> Cc: 3.14 <sta...@vger.kernel.org>
> Signed-off-by: Thomas Bächler <tho...@archlinux.org>
> ---
> fs/super.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
Acked-by: H. Peter Anvin <h...@zytor.com>
It is worth noting that zero has been documented as a null device number
since at least 1995, probably more like 1993.
-hpa
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