56 lines
1.6 KiB
Diff
56 lines
1.6 KiB
Diff
Index: libvirt-0.4.6/src/cgroup.c
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===================================================================
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--- libvirt-0.4.6.orig/src/cgroup.c
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+++ libvirt-0.4.6/src/cgroup.c
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@@ -761,6 +761,36 @@ out:
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return rc;
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}
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+/**
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+ * virCgroupAllowDeviceMajor:
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+ *
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+ * @group: The cgroup to allow an entire device major type for
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+ * @type: The device type (i.e., 'c' or 'b')
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+ * @major: The major number of the device type
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+ *
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+ * Returns: 0 on success
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+ */
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+int virCgroupAllowDeviceMajor(virCgroupPtr group,
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+ char type,
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+ int major)
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+{
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+ int rc;
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+ char *devstr = NULL;
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+
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+ if (asprintf(&devstr, "%c %i:* rwm", type, major) == -1) {
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+ rc = -ENOMEM;
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+ goto out;
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+ }
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+
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+ rc = virCgroupSetValueStr(group,
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+ "devices.allow",
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+ devstr);
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+ out:
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+ VIR_FREE(devstr);
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+
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+ return rc;
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+}
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+
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int virCgroupSetCpuShares(virCgroupPtr group, unsigned long shares)
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{
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return virCgroupSetValueU64(group, "cpu.shares", (uint64_t)shares);
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Index: libvirt-0.4.6/src/cgroup.h
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===================================================================
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--- libvirt-0.4.6.orig/src/cgroup.h
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+++ libvirt-0.4.6/src/cgroup.h
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@@ -35,6 +35,9 @@ int virCgroupAllowDevice(virCgroupPtr gr
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char type,
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int major,
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int minor);
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+int virCgroupAllowDeviceMajor(virCgroupPtr group,
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+ char type,
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+ int major);
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int virCgroupSetCpuShares(virCgroupPtr group, unsigned long shares);
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int virCgroupGetCpuShares(virCgroupPtr group, unsigned long *shares);
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