[patch 17/26] mount options: fix hugetlbfs

[Miklos Szeredi]

From: Miklos Szeredi <mszeredi@xxxxxxx>

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@xxxxxxx>
---

Index: linux/fs/hugetlbfs/inode.c
===================================================================
--- linux.orig/fs/hugetlbfs/inode.c	2008-01-22 21:31:53.000000000 +0100
+++ linux/fs/hugetlbfs/inode.c	2008-01-22 21:32:20.000000000 +0100
@@ -734,6 +734,7 @@ static const struct super_operations hug
 	.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 
 	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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