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| author | Miklos Szeredi <mszeredi@suse.cz> | 2008-02-08 04:21:44 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-08 09:22:40 -0800 |
| commit | 6d9c1fd425e6e1f0998218104cc046589e3af3d8 (patch) | |
| tree | 28e718a93d74c5b87d1494a604a97352e44ade12 /fs/hpfs | |
| parent | dd2cc4dff3b08ab54c4c177a080046bcc84ac41d (diff) | |
| download | linux-6d9c1fd425e6e1f0998218104cc046589e3af3d8.tar.gz linux-6d9c1fd425e6e1f0998218104cc046589e3af3d8.tar.bz2 linux-6d9c1fd425e6e1f0998218104cc046589e3af3d8.zip | |
mount options: fix hpfs
Add a .show_options super operation to hpfs.
Use generic_show_options() and save the complete option string in
hpfs_fill_super() and hpfs_remount_fs().
Also add a small fix: hpfs_remount_fs() should return -EINVAL on
error, instead of 1, which is not an error value.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Cc: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/hpfs')
| -rw-r--r-- | fs/hpfs/super.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c index 00971d999964..f63a699ec659 100644 --- a/fs/hpfs/super.c +++ b/fs/hpfs/super.c @@ -386,6 +386,7 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data) int lowercase, conv, eas, chk, errs, chkdsk, timeshift; int o; struct hpfs_sb_info *sbi = hpfs_sb(s); + char *new_opts = kstrdup(data, GFP_KERNEL); *flags |= MS_NOATIME; @@ -398,15 +399,15 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data) if (!(o = parse_opts(data, &uid, &gid, &umask, &lowercase, &conv, &eas, &chk, &errs, &chkdsk, ×hift))) { printk("HPFS: bad mount options.\n"); - return 1; + goto out_err; } if (o == 2) { hpfs_help(); - return 1; + goto out_err; } if (timeshift != sbi->sb_timeshift) { printk("HPFS: timeshift can't be changed using remount.\n"); - return 1; + goto out_err; } unmark_dirty(s); @@ -419,7 +420,14 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data) if (!(*flags & MS_RDONLY)) mark_dirty(s); + kfree(s->s_options); + s->s_options = new_opts; + return 0; + +out_err: + kfree(new_opts); + return -EINVAL; } /* Super operations */ @@ -432,6 +440,7 @@ static const struct super_operations hpfs_sops = .put_super = hpfs_put_super, .statfs = hpfs_statfs, .remount_fs = hpfs_remount_fs, + .show_options = generic_show_options, }; static int hpfs_fill_super(struct super_block *s, void *options, int silent) @@ -454,6 +463,8 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent) int o; + save_mount_options(s, options); + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if (!sbi) return -ENOMEM; |