credit2: Add toolstack options to control credit2 scheduler parameters

Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>

1 files changed, 50 insertions, 0 deletions

diff --git a/tools/libxc/xc_csched2.c b/tools/libxc/xc_csched2.c
new file mode 100644
index 0000000000..d25e59a9af
--- /dev/null
+++ b/tools/libxc/xc_csched2.c
@@ -0,0 +1,50 @@
+/****************************************************************************
+ * (C) 2006 - Emmanuel Ackaouy - XenSource Inc.
+ ****************************************************************************
+ *
+ *        File: xc_csched.c
+ *      Author: Emmanuel Ackaouy
+ *
+ * Description: XC Interface to the credit scheduler
+ *
+ */
+#include "xc_private.h"
+
+
+int
+xc_sched_credit2_domain_set(
+    int xc_handle,
+    uint32_t domid,
+    struct xen_domctl_sched_credit2 *sdom)
+{
+    DECLARE_DOMCTL;
+
+    domctl.cmd = XEN_DOMCTL_scheduler_op;
+    domctl.domain = (domid_t) domid;
+    domctl.u.scheduler_op.sched_id = XEN_SCHEDULER_CREDIT2;
+    domctl.u.scheduler_op.cmd = XEN_DOMCTL_SCHEDOP_putinfo;
+    domctl.u.scheduler_op.u.credit2 = *sdom;
+
+    return do_domctl(xc_handle, &domctl);
+}
+
+int
+xc_sched_credit2_domain_get(
+    int xc_handle,
+    uint32_t domid,
+    struct xen_domctl_sched_credit2 *sdom)
+{
+    DECLARE_DOMCTL;
+    int err;
+
+    domctl.cmd = XEN_DOMCTL_scheduler_op;
+    domctl.domain = (domid_t) domid;
+    domctl.u.scheduler_op.sched_id = XEN_SCHEDULER_CREDIT2;
+    domctl.u.scheduler_op.cmd = XEN_DOMCTL_SCHEDOP_getinfo;
+
+    err = do_domctl(xc_handle, &domctl);
+    if ( err == 0 )
+        *sdom = domctl.u.scheduler_op.u.credit2;
+
+    return err;
+}