Update QA tests and host configs.

Merge of xfs-cmds-melb:slinx:19518a by kenmcd.

094

@@ -61,7 +61,7 @@ _supported_fs xfs
 _supported_os IRIX Linux
 _require_realtime
 _require_scratch
-_require_xfs_io
+_require_command /usr/sbin/xfs_io
 
 _filter_scratch()
 {

common.config

@@ -182,11 +182,11 @@ known_hosts()
 		EMAIL="nathans@larry"
 		SCRATCH_MNT=/mnt/xfs0
 		SCRATCH_DEV=/dev/sdb5
-		SCRATCH_RTDEV=/dev/sdc1
+		#SCRATCH_RTDEV=/dev/sdc1
 		SCRATCH_LOGDEV=/dev/sda11
 		TEST_DIR=/mnt/xfs1
 		TEST_DEV=/dev/sdc3
-		TEST_RTDEV=/dev/sdb6
+		#TEST_RTDEV=/dev/sdb6
 		TEST_LOGDEV=/dev/sda9
 		TAPE_DEV=/dev/st0
 		RMT_TAPE_DEV=bruce:/dev/st0

common.rc

@@ -591,13 +591,11 @@ _require_realtime()
 	_notrun "Realtime device required, skipped this test"
 }
 
-# this test requires that a realtime subvolume is in use, and
-# that the kernel supports realtime as well.
+# this test requires that a specified command (executable) exists
 # 
-_require_xfs_io()
+_require_command()
 {
-    [ -x /usr/sbin/xfs_io ] || \
-	_notrun "xfs_io utility required, skipped this test"
+    [ -x "$1" ] || _notrun "$1 utility required, skipped this test"
 }
 
 # this test requires that external log/realtime devices are not in use