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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2008-09-13 12:52:26 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-09-13 12:52:26 -0400 |
| commit | 2a43a878001cc5cb7c3c7be2e8dad0a1aeb939b0 (patch) | |
| tree | a0653e45baefbbe3d4de74087525d1b86292a101 /fs/ext4/migrate.c | |
| parent | 7ee1ec4ca30c6df8e989615cdaacb75f2af4fa6b (diff) | |
| download | talos-obmc-linux-2a43a878001cc5cb7c3c7be2e8dad0a1aeb939b0.tar.gz talos-obmc-linux-2a43a878001cc5cb7c3c7be2e8dad0a1aeb939b0.zip | |
ext4: elevate write count for migrate ioctl
The migrate ioctl writes to the filsystem, so we need to elevate the
write count.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/migrate.c')
| -rw-r--r-- | fs/ext4/migrate.c | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c index 46fc0b5b12ba..f2a9cf498ecd 100644 --- a/fs/ext4/migrate.c +++ b/fs/ext4/migrate.c @@ -447,8 +447,7 @@ static int free_ext_block(handle_t *handle, struct inode *inode) } -int ext4_ext_migrate(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +int ext4_ext_migrate(struct inode *inode) { handle_t *handle; int retval = 0, i; @@ -516,12 +515,6 @@ int ext4_ext_migrate(struct inode *inode, struct file *filp, * when we add extents we extent the journal */ /* - * inode_mutex prevent write and truncate on the file. Read still goes - * through. We take i_data_sem in ext4_ext_swap_inode_data before we - * switch the inode format to prevent read. - */ - mutex_lock(&(inode->i_mutex)); - /* * Even though we take i_mutex we can still cause block allocation * via mmap write to holes. If we have allocated new blocks we fail * migrate. New block allocation will clear EXT4_EXT_MIGRATE flag. @@ -623,7 +616,6 @@ err_out: tmp_inode->i_nlink = 0; ext4_journal_stop(handle); - mutex_unlock(&(inode->i_mutex)); if (tmp_inode) iput(tmp_inode); |
