diff options
Diffstat (limited to 'fs/udf/super.c')
| -rw-r--r-- | fs/udf/super.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/fs/udf/super.c b/fs/udf/super.c index 1e4543c..9ab4e25 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -54,6 +54,7 @@ #include <linux/vmalloc.h> #include <linux/errno.h> #include <linux/mount.h> +#include <linux/quotaops.h> #include <linux/seq_file.h> #include <linux/bitmap.h> #include <linux/crc-itu-t.h> @@ -557,6 +558,7 @@ static int udf_remount_fs(struct super_block *sb, int *flags, char *options) { struct udf_options uopt; struct udf_sb_info *sbi = UDF_SB(sb); + int error = 0; uopt.flags = sbi->s_flags; uopt.uid = sbi->s_uid; @@ -582,17 +584,26 @@ static int udf_remount_fs(struct super_block *sb, int *flags, char *options) *flags |= MS_RDONLY; } - if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) { - unlock_kernel(); - return 0; - } - if (*flags & MS_RDONLY) + if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) + goto out_unlock; + + if (*flags & MS_RDONLY) { udf_close_lvid(sb); - else + + error = vfs_dq_off(sb, 1); + if (error < 0 && error != -ENOSYS) + error = -EBUSY; + } else { udf_open_lvid(sb); + /* mark the fs r/w for quota activity */ + sb->s_flags &= ~MS_RDONLY; + vfs_dq_quota_on_remount(sb); + } + +out_unlock: unlock_kernel(); - return 0; + return error; } /* Check Volume Structure Descriptors (ECMA 167 2/9.1) */ |