From 249764dd66251ac0382f8f102cacbb4ecb012195 Mon Sep 17 00:00:00 2001
From: trasz <trasz@FreeBSD.org>
Date: Sat, 6 Apr 2013 10:32:06 +0000
Subject: Make it possible to submit FLUSH bios through geom_dev strategy. 
 This is required for CTL to work with device-backed LUNs.

Reviewed by:	mav
---
 sys/geom/geom_dev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/geom/geom_dev.c b/sys/geom/geom_dev.c
index 81dfd9f..3185933 100644
--- a/sys/geom/geom_dev.c
+++ b/sys/geom/geom_dev.c
@@ -501,7 +501,8 @@ g_dev_strategy(struct bio *bp)
 
 	KASSERT(bp->bio_cmd == BIO_READ ||
 	        bp->bio_cmd == BIO_WRITE ||
-	        bp->bio_cmd == BIO_DELETE,
+	        bp->bio_cmd == BIO_DELETE ||
+		bp->bio_cmd == BIO_FLUSH,
 		("Wrong bio_cmd bio=%p cmd=%d", bp, bp->bio_cmd));
 	dev = bp->bio_dev;
 	cp = dev->si_drv2;
-- 
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