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>

2 files changed, 4 insertions, 4 deletions

diff --git a/fs/efivarfs/file.c b/fs/efivarfs/file.c
index 90001da9abfd..c424e4813ec8 100644
--- a/fs/efivarfs/file.c
+++ b/fs/efivarfs/file.c
@@ -50,9 +50,9 @@ static ssize_t efivarfs_file_write(struct file *file,
                 d_delete(file->f_path.dentry);
                 dput(file->f_path.dentry);
         } else {
-                mutex_lock(&inode->i_mutex);
+                inode_lock(inode);
                 i_size_write(inode, datasize + sizeof(attributes));
-                mutex_unlock(&inode->i_mutex);
+                inode_unlock(inode);
         }
 
         bytes = count;
diff --git a/fs/efivarfs/super.c b/fs/efivarfs/super.c
index 86a2121828c3..b8a564f29107 100644
--- a/fs/efivarfs/super.c
+++ b/fs/efivarfs/super.c
@@ -160,10 +160,10 @@ static int efivarfs_callback(efi_char16_t *name16, efi_guid_t vendor,
         efivar_entry_size(entry, &size);
         efivar_entry_add(entry, &efivarfs_list);
 
-        mutex_lock(&inode->i_mutex);
+        inode_lock(inode);
         inode->i_private = entry;
         i_size_write(inode, size + sizeof(entry->var.Attributes));
-        mutex_unlock(&inode->i_mutex);
+        inode_unlock(inode);
         d_add(dentry, inode);
 
         return 0;