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/devpts/inode.c b/fs/devpts/inode.c
index c35ffdc..1f107fd 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -255,7 +255,7 @@
if (!uid_valid(root_uid) || !gid_valid(root_gid))
return -EINVAL;
- mutex_lock(&d_inode(root)->i_mutex);
+ inode_lock(d_inode(root));
/* If we have already created ptmx node, return */
if (fsi->ptmx_dentry) {
@@ -292,7 +292,7 @@
fsi->ptmx_dentry = dentry;
rc = 0;
out:
- mutex_unlock(&d_inode(root)->i_mutex);
+ inode_unlock(d_inode(root));
return rc;
}
@@ -615,7 +615,7 @@
sprintf(s, "%d", index);
- mutex_lock(&d_inode(root)->i_mutex);
+ inode_lock(d_inode(root));
dentry = d_alloc_name(root, s);
if (dentry) {
@@ -626,7 +626,7 @@
inode = ERR_PTR(-ENOMEM);
}
- mutex_unlock(&d_inode(root)->i_mutex);
+ inode_unlock(d_inode(root));
return inode;
}
@@ -671,7 +671,7 @@
BUG_ON(inode->i_rdev == MKDEV(TTYAUX_MAJOR, PTMX_MINOR));
- mutex_lock(&d_inode(root)->i_mutex);
+ inode_lock(d_inode(root));
dentry = d_find_alias(inode);
@@ -680,7 +680,7 @@
dput(dentry); /* d_alloc_name() in devpts_pty_new() */
dput(dentry); /* d_find_alias above */
- mutex_unlock(&d_inode(root)->i_mutex);
+ inode_unlock(d_inode(root));
}
static int __init init_devpts_fs(void)