[PATCH] Exterminate PAGE_BUG

Remove PAGE_BUG - repalce it with BUG and BUG_ON.

Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c
index 0c607c1..771a554 100644
--- a/fs/jffs2/file.c
+++ b/fs/jffs2/file.c
@@ -79,8 +79,7 @@
 
 	D2(printk(KERN_DEBUG "jffs2_do_readpage_nolock(): ino #%lu, page at offset 0x%lx\n", inode->i_ino, pg->index << PAGE_CACHE_SHIFT));
 
-	if (!PageLocked(pg))
-                PAGE_BUG(pg);
+	BUG_ON(!PageLocked(pg));
 
 	pg_buf = kmap(pg);
 	/* FIXME: Can kmap fail? */