uptodate = 0;
/*
- * A hole may still be marked uptodate because discard_buffer
- * leaves the flag set.
+ * set_page_dirty dirties all buffers in a page, independent
+ * of their state. The dirty state however is entirely
+ * meaningless for holes (!mapped && uptodate), so skip
+ * buffers covering holes here.
*/
if (!buffer_mapped(bh) && buffer_uptodate(bh)) {
- ASSERT(!buffer_dirty(bh));
imap_valid = 0;
continue;
}