libxenstat: reuse xc_handle open in xenstat_init

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Cc: Ian Campbell <ian.campbell@citrix.com>
Cc: Ian Jackson <ian.jackson@eu.citrix.com>
Cc: Charles Arnold <carnold@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

diff --git a/tools/xenstat/libxenstat/src/xenstat_qmp.c b/tools/xenstat/libxenstat/src/xenstat_qmp.c
index 2cb99e9a607fbad00d20e10cadb1a6b77e0db783..10ae104ccf6a183e8aa88c69d953840d9fecdb7a 100644 (file)
--- a/tools/xenstat/libxenstat/src/xenstat_qmp.c
+++ b/tools/xenstat/libxenstat/src/xenstat_qmp.c
@@ -357,17 +357,14 @@ static int qmp_connect(char *path)
 }
 
 /* Get up to 1024 active domains */
-static xc_domaininfo_t *get_domain_ids(int *num_doms)
+static xc_domaininfo_t *get_domain_ids(xc_interface *xc_handle, int *num_doms)
 {
        xc_domaininfo_t *dominfo;
-       xc_interface *xc_handle;
 
        dominfo = calloc(1024, sizeof(xc_domaininfo_t));
        if (dominfo == NULL)
                return NULL;
-       xc_handle = xc_interface_open(0,0,0);
        *num_doms = xc_domain_getinfolist(xc_handle, 0, 1024, dominfo);
-       xc_interface_close(xc_handle);
        return dominfo;
 }
 
@@ -406,7 +403,7 @@ void read_attributes_qdisk(xenstat_node * node)
        char path[80];
        int i, qfd, num_doms;
 
-       dominfo = get_domain_ids(&num_doms);
+       dominfo = get_domain_ids(node->handle->xc_handle, &num_doms);
        if (dominfo == NULL)
                return;