From 10f19a86a5e106edb86d354137ba6e7388ecd1ce Mon Sep 17 00:00:00 2001
From: Miklos Szeredi <mszeredi@suse.cz>
Date: Fri, 8 Feb 2008 04:21:45 -0800
Subject: mount options: fix hugetlbfs

Add a .show_options super operation to hugetlbfs.

Use generic_show_options() and save the complete option string in
hugetlbfs_fill_super().

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: Adam Litke <agl@us.ibm.com>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Cc: Ken Chen <kenchen@google.com>
Cc: William Lee Irwin III <wli@holomorphy.com>
Cc: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 fs/hugetlbfs/inode.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'fs/hugetlbfs')

diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 3b3cc28cdefc..eee9487ae47f 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -734,6 +734,7 @@ static const struct super_operations hugetlbfs_ops = {
 	.delete_inode	= hugetlbfs_delete_inode,
 	.drop_inode	= hugetlbfs_drop_inode,
 	.put_super	= hugetlbfs_put_super,
+	.show_options	= generic_show_options,
 };
 
 static int
@@ -817,6 +818,8 @@ hugetlbfs_fill_super(struct super_block *sb, void *data, int silent)
 	struct hugetlbfs_config config;
 	struct hugetlbfs_sb_info *sbinfo;
 
+	save_mount_options(sb, data);
+
 	config.nr_blocks = -1; /* No limit on size by default */
 	config.nr_inodes = -1; /* No limit on number of inodes by default */
 	config.uid = current->fsuid;
-- 
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