diff options
Diffstat (limited to 'fs/ext4/ioctl.c')
-rw-r--r-- | fs/ext4/ioctl.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index 721f4d33e148..a07b7bc0856a 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c | |||
@@ -83,17 +83,8 @@ long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) | |||
83 | if (!capable(CAP_SYS_RESOURCE)) | 83 | if (!capable(CAP_SYS_RESOURCE)) |
84 | goto flags_out; | 84 | goto flags_out; |
85 | } | 85 | } |
86 | if (oldflags & EXT4_EXTENTS_FL) { | 86 | if ((flags ^ oldflags) & EXT4_EXTENTS_FL) |
87 | /* We don't support clearning extent flags */ | ||
88 | if (!(flags & EXT4_EXTENTS_FL)) { | ||
89 | err = -EOPNOTSUPP; | ||
90 | goto flags_out; | ||
91 | } | ||
92 | } else if (flags & EXT4_EXTENTS_FL) { | ||
93 | /* migrate the file */ | ||
94 | migrate = 1; | 87 | migrate = 1; |
95 | flags &= ~EXT4_EXTENTS_FL; | ||
96 | } | ||
97 | 88 | ||
98 | if (flags & EXT4_EOFBLOCKS_FL) { | 89 | if (flags & EXT4_EOFBLOCKS_FL) { |
99 | /* we don't support adding EOFBLOCKS flag */ | 90 | /* we don't support adding EOFBLOCKS flag */ |
@@ -137,8 +128,13 @@ flags_err: | |||
137 | err = ext4_change_inode_journal_flag(inode, jflag); | 128 | err = ext4_change_inode_journal_flag(inode, jflag); |
138 | if (err) | 129 | if (err) |
139 | goto flags_out; | 130 | goto flags_out; |
140 | if (migrate) | 131 | if (migrate) { |
141 | err = ext4_ext_migrate(inode); | 132 | if (flags & EXT4_EXTENTS_FL) |
133 | err = ext4_ext_migrate(inode); | ||
134 | else | ||
135 | err = ext4_ind_migrate(inode); | ||
136 | } | ||
137 | |||
142 | flags_out: | 138 | flags_out: |
143 | mutex_unlock(&inode->i_mutex); | 139 | mutex_unlock(&inode->i_mutex); |
144 | mnt_drop_write_file(filp); | 140 | mnt_drop_write_file(filp); |