Dan Magenheimer
2010-Mar-03 05:41 UTC
[Xen-devel] [PATCH] xentop: tmem: no stats for non-tmem domains
In xentop, don''t re-use and print stale data of previous tmem
domain for subsequent non-tmem domain.
Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
diff -r 4554b305228a tools/xenstat/libxenstat/src/xenstat.c
--- a/tools/xenstat/libxenstat/src/xenstat.c Tue Mar 02 14:05:35 2010 +0000
+++ b/tools/xenstat/libxenstat/src/xenstat.c Tue Mar 02 22:21:50 2010 -0700
@@ -149,8 +149,9 @@ void domain_get_tmem_stats(xenstat_handl
{
char buffer[4096];
- xc_tmem_control(handle->xc_handle,-1,TMEMC_LIST,domain->id,
- sizeof(buffer),-1,-1,buffer);
+ if (xc_tmem_control(handle->xc_handle,-1,TMEMC_LIST,domain->id,
+ sizeof(buffer),-1,-1,buffer) < 0)
+ return;
domain->tmem_stats.curr_eph_pages = parse(buffer,"Ec");
domain->tmem_stats.succ_eph_gets = parse(buffer,"Ge");
domain->tmem_stats.succ_pers_puts = parse(buffer,"Pp");
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