From: George Dunlap <george.dunlap@eu.citrix.com>
Date: Thu, 23 Feb 2012 10:17:50 +0000 (+0000)
Subject: libxc: Implement SCHEDOP sysctl for credit scheduler
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libxc: Implement SCHEDOP sysctl for credit scheduler

Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Keir Fraser <keir@xen.org>
---

diff --git a/tools/libxc/xc_csched.c b/tools/libxc/xc_csched.c
index 212bc4f395..390c645f27 100644
--- a/tools/libxc/xc_csched.c
+++ b/tools/libxc/xc_csched.c
@@ -61,3 +61,47 @@ xc_sched_credit_domain_get(
 
     return err;
 }
+
+int
+xc_sched_credit_params_set(
+    xc_interface *xch,
+    uint32_t cpupool_id,
+    struct xen_sysctl_credit_schedule *schedule)
+{
+    int rc;
+    DECLARE_SYSCTL;
+
+    sysctl.cmd = XEN_SYSCTL_scheduler_op;
+    sysctl.u.scheduler_op.cpupool_id = cpupool_id;
+    sysctl.u.scheduler_op.sched_id = XEN_SCHEDULER_CREDIT;
+    sysctl.u.scheduler_op.cmd = XEN_SYSCTL_SCHEDOP_putinfo;
+
+    sysctl.u.scheduler_op.u.sched_credit = *schedule;
+
+    rc = do_sysctl(xch, &sysctl);
+
+    *schedule = sysctl.u.scheduler_op.u.sched_credit;
+
+    return rc;
+}
+
+int
+xc_sched_credit_params_get(
+    xc_interface *xch,
+    uint32_t cpupool_id,
+    struct xen_sysctl_credit_schedule *schedule)
+{
+    int rc;
+    DECLARE_SYSCTL;
+
+    sysctl.cmd = XEN_SYSCTL_scheduler_op;
+    sysctl.u.scheduler_op.cpupool_id = cpupool_id;
+    sysctl.u.scheduler_op.sched_id = XEN_SCHEDULER_CREDIT;
+    sysctl.u.scheduler_op.cmd = XEN_SYSCTL_SCHEDOP_getinfo;
+
+    rc = do_sysctl(xch, &sysctl);
+
+    *schedule = sysctl.u.scheduler_op.u.sched_credit;
+
+    return rc;
+}
diff --git a/tools/libxc/xenctrl.h b/tools/libxc/xenctrl.h
index 73d24e53d0..841c110a17 100644
--- a/tools/libxc/xenctrl.h
+++ b/tools/libxc/xenctrl.h
@@ -668,7 +668,12 @@ int xc_sched_credit_domain_set(xc_interface *xch,
 int xc_sched_credit_domain_get(xc_interface *xch,
                                uint32_t domid,
                                struct xen_domctl_sched_credit *sdom);
-
+int xc_sched_credit_params_set(xc_interface *xch,
+                              uint32_t cpupool_id,
+                              struct xen_sysctl_credit_schedule *schedule);
+int xc_sched_credit_params_get(xc_interface *xch,
+                              uint32_t cpupool_id,
+                              struct xen_sysctl_credit_schedule *schedule);
 int xc_sched_credit2_domain_set(xc_interface *xch,
                                uint32_t domid,
                                struct xen_domctl_sched_credit2 *sdom);