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authorOmar Sandoval <osandov@osandov.com>2015-05-18 02:16:31 -0700
committerChris Mason <clm@fb.com>2015-06-03 04:03:02 -0700
commitc8d3fe028f64054d75c72566efb9ecf3c75ee161 (patch)
tree1803c740b33b7b14234235b4f142476d2df9bf10 /fs/seq_file.c
parent05dbe6837b60465db6a61d1f0cabe745e20aadc9 (diff)
downloadlinux-stericsson-c8d3fe028f64054d75c72566efb9ecf3c75ee161.tar.gz
Btrfs: show subvol= and subvolid= in /proc/mounts
Now that we're guaranteed to have a meaningful root dentry, we can just export seq_dentry() and use it in btrfs_show_options(). The subvolume ID is easy to get and can also be useful, so put that in there, too. Reviewed-by: David Sterba <dsterba@suse.cz> Signed-off-by: Omar Sandoval <osandov@osandov.com> Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/seq_file.c')
-rw-r--r--fs/seq_file.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 555f82155be8..52b492721603 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -538,6 +538,7 @@ int seq_dentry(struct seq_file *m, struct dentry *dentry, const char *esc)
return res;
}
+EXPORT_SYMBOL(seq_dentry);
static void *single_start(struct seq_file *p, loff_t *pos)
{