wrappers for ->i_mutex access
parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).
Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index d964195e..83bc8bf 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3231,7 +3231,7 @@
overwrite = *((int *)iocb->private);
if (overwrite)
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
/*
* We could direct write to holes and fallocate.
@@ -3331,7 +3331,7 @@
inode_dio_end(inode);
/* take i_mutex locking again if we do a ovewrite dio */
if (overwrite)
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
return ret;
}
@@ -3653,7 +3653,7 @@
handle_t *handle;
loff_t size = i_size_read(inode);
- WARN_ON(!mutex_is_locked(&inode->i_mutex));
+ WARN_ON(!inode_is_locked(inode));
if (offset > size || offset + len < size)
return 0;
@@ -3707,7 +3707,7 @@
return ret;
}
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
/* No need to punch hole beyond i_size */
if (offset >= inode->i_size)
@@ -3809,7 +3809,7 @@
up_write(&EXT4_I(inode)->i_mmap_sem);
ext4_inode_resume_unlocked_dio(inode);
out_mutex:
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
return ret;
}
@@ -3879,7 +3879,7 @@
* have i_mutex locked because it's not necessary.
*/
if (!(inode->i_state & (I_NEW|I_FREEING)))
- WARN_ON(!mutex_is_locked(&inode->i_mutex));
+ WARN_ON(!inode_is_locked(inode));
trace_ext4_truncate_enter(inode);
if (!ext4_can_truncate(inode))