[PATCH 09/16] common: pass the realtime device to xfs_db when possible

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From: Darrick J. Wong <djwong@xxxxxxxxxx>

Teach xfstests to pass the realtime device to xfs_db when it supports
that option.

Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
 common/xfs |    4 ++++
 1 file changed, 4 insertions(+)


diff --git a/common/xfs b/common/xfs
index 39cb04ff2cddcd..ffa5f3fa6d0d7b 100644
--- a/common/xfs
+++ b/common/xfs
@@ -303,6 +303,10 @@ _scratch_xfs_db_options()
 	SCRATCH_OPTIONS=""
 	[ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \
 		SCRATCH_OPTIONS="-l$SCRATCH_LOGDEV"
+	if [ "$USE_EXTERNAL" = yes ] && [ ! -z "$SCRATCH_RTDEV" ]; then
+		$XFS_DB_PROG --help 2>&1 | grep -q -- '-R rtdev' && \
+			SCRATCH_OPTIONS="$SCRATCH_OPTIONS -R$SCRATCH_RTDEV"
+	fi
 	echo $SCRATCH_OPTIONS $* $SCRATCH_DEV
 }
 





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