Displaying 1 result from an estimated 1 matches for "xen_cpu_lock".
2012 Feb 23
7
[PATCH 2/2] RFC: Xen pad logic
...FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <acpi/acpi_bus.h>
+#include <acpi/acpi_drivers.h>
+
+#include <asm/xen/hypercall.h>
+
+static DEFINE_MUTEX(xen_cpu_lock);
+
+static int xen_acpi_pad_idle_cpus(int *num_cpus)
+{
+ int ret;
+
+ struct xen_platform_op op = {
+ .cmd = XENPF_core_parking,
+ .interface_version = XENPF_INTERFACE_VERSION,
+ };
+
+ /* set cpu nums expected to be idled */
+ op.u.core_parking.type = XEN_CORE_PARKING_SET;
+ op.u.core_parking....