patch-2.4.18 linux/fs/jbd/journal.c

• Lines: 18
• Date: Thu Jan 17 21:23:50 2002
• Orig file: linux.orig/fs/jbd/journal.c
• Orig date: Mon Feb 18 20:18:40 2002

diff -Naur -X /home/marcelo/lib/dontdiff linux.orig/fs/jbd/journal.c linux/fs/jbd/journal.c
@@ -654,6 +654,8 @@
  * We play buffer_head aliasing tricks to write data/metadata blocks to
  * the journal without copying their contents, but for journal
  * descriptor blocks we do need to generate bona fide buffers.
+ *
+ * We return a jh whose bh is locked and ready to be populated.
  */
 
 struct journal_head * journal_get_descriptor_buffer(journal_t *journal)
@@ -668,7 +670,7 @@
 		return NULL;
 
 	bh = getblk(journal->j_dev, blocknr, journal->j_blocksize);
-	bh->b_state |= (1 << BH_Dirty);
+	lock_buffer(bh);
 	BUFFER_TRACE(bh, "return this buffer");
 	return journal_add_journal_head(bh);
 }