[PATCH] Block queue IO tracing support (blktrace) as of 2006-03-23

Signed-off-by: Jens Axboe <axboe@suse.de>
diff --git a/kernel/fork.c b/kernel/fork.c
index c79ae0b..c21bae8 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -181,6 +181,7 @@
 	/* One for us, one for whoever does the "release_task()" (usually parent) */
 	atomic_set(&tsk->usage,2);
 	atomic_set(&tsk->fs_excl, 0);
+	tsk->btrace_seq = 0;
 	return tsk;
 }