Xen devel - Jun 2007 - [PATCH][XENTOP][4/4] Display blktap statistics.

This patch make xentop output statistics about both blkback and blktap.
And, xentop also display back-end driver type in detail view mode.



# HG changeset patch
# User s-uchida@ap.jp.nec.com
# Date 1180665749 -32400
# Node ID 1b36d6f6c7a98728382de93ee23c8c97b0b95dbd
# Parent  1768a89bb87824249827d935d7803d8193bdeb05
XENTOP: Displaying blktap information.

Signed-off-by: Satoshi UCHIDA <s-uchida@ap.jp.nec.com>

diff -r 1768a89bb878 -r 1b36d6f6c7a9 tools/xenstat/xentop/xentop.c
--- a/tools/xenstat/xentop/xentop.c	Fri Jun 01 11:40:29 2007 +0900
+++ b/tools/xenstat/xentop/xentop.c	Fri Jun 01 11:42:29 2007 +0900
@@ -913,6 +913,12 @@ void do_vbd(xenstat_domain *domain)
 	xenstat_vbd *vbd;
 	unsigned num_vbds = 0;
 
+	const char *vbd_type[] = {
+		"Unidentified",           /* number 0 */
+		"BlkBack",           /* number 1 */
+		"BlkTap",            /* number 2 */
+	};
+	
 	num_vbds = xenstat_domain_num_vbds(domain);
 
 	for (i=0 ; i< num_vbds; i++) {
@@ -927,7 +933,8 @@ void do_vbd(xenstat_domain *domain)
 		         MINOR(xenstat_vbd_dev(vbd)));
 #endif
 
-		print("VBD %4d %s OO: %8llu   RD: %8llu   WR: %8llu\n",
+		print("VBD %s %4d %s OO: %8llu   RD: %8llu   WR: %8llu\n",
+		      vbd_type[xenstat_vbd_type(vbd)],
 		      xenstat_vbd_dev(vbd), details,
 		      xenstat_vbd_oo_reqs(vbd),
 		      xenstat_vbd_rd_reqs(vbd),


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