From 3f521b6022ea6f9efdb4b388551e4216436cc30a Mon Sep 17 00:00:00 2001
From: Poul-Henning Kamp <phk@FreeBSD.org>
Date: Wed, 9 Oct 2002 07:11:59 +0000
Subject: Add support g_clone_bio() and g_std_done() to spawn multiple children
 of a bio and correctly gather status when done.

Sponsored by:	DARPA & NAI Labs.
---
 sys/geom/geom_io.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'sys/geom/geom_io.c')

diff --git a/sys/geom/geom_io.c b/sys/geom/geom_io.c
index f1d21da524be..deb8978bf769 100644
--- a/sys/geom/geom_io.c
+++ b/sys/geom/geom_io.c
@@ -151,6 +151,7 @@ g_clone_bio(struct bio *bp)
 		bp2->bio_offset = bp->bio_offset;
 		bp2->bio_data = bp->bio_data;
 		bp2->bio_attribute = bp->bio_attribute;
+		bp->bio_children++;	/* XXX: atomic ? */
 	}
 	g_trace(G_T_BIO, "g_clone_bio(%p) = %p", bp, bp2);
 	return(bp2);
-- 
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