No instance of ->bmap() needs BKL

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

No instance of ->bmap() needs BKL
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Al Viro
1 parent b0895513f4
Showing 2 changed files with 1 additions and 3 deletions Side-by-side Diff
Documentation/filesystems/Locking
fs/ioctl.c
@@ -187,7 +187,7 @@
 write_begin:		no	locks the page		yes
 write_end:		no	yes, unlocks		yes
 perform_write:		no	n/a			yes
-bmap:			yes
+bmap:			no
 invalidatepage:		no	yes
 releasepage:		no	yes
 direct_IO:		no
@@ -70,9 +70,7 @@
 	res = get_user(block, p);
 	if (res)
 		return res;
-	lock_kernel();
 	res = mapping->a_ops->bmap(mapping, block);
-	unlock_kernel();
 	return put_user(res, p);
 }
...	...	@@ -187,7 +187,7 @@
187	187	write_begin: no locks the page yes
188	188	write_end: no yes, unlocks yes
189	189	perform_write: no n/a yes
190		-bmap: yes
	190	+bmap: no
191	191	invalidatepage: no yes
192	192	releasepage: no yes
193	193	direct_IO: no
...	...	@@ -70,9 +70,7 @@
70	70	res = get_user(block, p);
71	71	if (res)
72	72	return res;
73		- lock_kernel();
74	73	res = mapping->a_ops->bmap(mapping, block);
75		- unlock_kernel();
76	74	return put_user(res, p);
77	75	}
78	76