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>

1 files changed, 6 insertions, 6 deletions

diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index d63127932509..7cb38fdca229 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1872,7 +1872,7 @@ static int __ocfs2_change_file_space(struct file *file, struct inode *inode,
         if (ocfs2_is_hard_readonly(osb) || ocfs2_is_soft_readonly(osb))
                 return -EROFS;
 
-        mutex_lock(&inode->i_mutex);
+        inode_lock(inode);
 
         /*
          * This prevents concurrent writes on other nodes
@@ -1991,7 +1991,7 @@ out_rw_unlock:
         ocfs2_rw_unlock(inode, 1);
 
 out:
-        mutex_unlock(&inode->i_mutex);
+        inode_unlock(inode);
         return ret;
 }
 
@@ -2299,7 +2299,7 @@ static ssize_t ocfs2_file_write_iter(struct kiocb *iocb,
         appending = iocb->ki_flags & IOCB_APPEND ? 1 : 0;
         direct_io = iocb->ki_flags & IOCB_DIRECT ? 1 : 0;
 
-        mutex_lock(&inode->i_mutex);
+        inode_lock(inode);
 
 relock:
         /*
@@ -2435,7 +2435,7 @@ out:
                 ocfs2_rw_unlock(inode, rw_level);
 
 out_mutex:
-        mutex_unlock(&inode->i_mutex);
+        inode_unlock(inode);
 
         if (written)
                 ret = written;
@@ -2547,7 +2547,7 @@ static loff_t ocfs2_file_llseek(struct file *file, loff_t offset, int whence)
         struct inode *inode = file->f_mapping->host;
         int ret = 0;
 
-        mutex_lock(&inode->i_mutex);
+        inode_lock(inode);
 
         switch (whence) {
         case SEEK_SET:
@@ -2585,7 +2585,7 @@ static loff_t ocfs2_file_llseek(struct file *file, loff_t offset, int whence)
         offset = vfs_setpos(file, offset, inode->i_sb->s_maxbytes);
 
 out:
-        mutex_unlock(&inode->i_mutex);
+        inode_unlock(inode);
         if (ret)
                 return ret;
         return offset;