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SubjectRe: [PATCH] nfs: use canonical path in nfs_show_devname
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On Tue, 2014-08-19 at 23:06 -0400, Xiong Zhou wrote:
> When export root dir(/) via nfs, and mount a particular dir under root, eg
> /nfsexport, there will be defect double slash output in /proc/mounts, like
> localhost://nfsexport.
>
> Signed-off-by: Xiong Zhou <xzhou@redhat.com>
> ---
> fs/nfs/super.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/nfs/super.c b/fs/nfs/super.c
> index e4499d5..62b1cab 100644
> --- a/fs/nfs/super.c
> +++ b/fs/nfs/super.c
> @@ -780,7 +780,7 @@ int nfs_show_devname(struct seq_file *m, struct dentry *root)
> int err = 0;
> if (!page)
> return -ENOMEM;
> - devname = nfs_path(&dummy, root, page, PAGE_SIZE, 0);
> + devname = nfs_path(&dummy, root, page, PAGE_SIZE, 1);
> if (IS_ERR(devname))
> err = PTR_ERR(devname);
> else

This will reintroduce the problem reported in
<https://bugs.debian.org/669314>.

Ben.

--
Ben Hutchings
If at first you don't succeed, you're doing about average.
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