[libvirt] [PATCH 07/16] util: Add virSysfsCpuDirOpen

[Martin Kletzander]

Signed-off-by: Martin Kletzander <mkletzan at redhat.com>
---
 src/libvirt_private.syms |  1 +
 src/util/virsysfs.c      | 14 ++++++++++++++
 src/util/virsysfs.h      |  5 +++++
 3 files changed, 20 insertions(+)

diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 3965ef3f89c9..bcd2506ef7c9 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -2621,6 +2621,7 @@ virVasprintfInternal;


 # util/virsysfs.h
+virSysfsCpuDirOpen;
 virSysfsDirOpen;
 virSysfsGetCpuValueBitmap;
 virSysfsGetCpuValueInt;
diff --git a/src/util/virsysfs.c b/src/util/virsysfs.c
index 6686d8ddbfcb..7403ae20ba17 100644
--- a/src/util/virsysfs.c
+++ b/src/util/virsysfs.c
@@ -214,6 +214,20 @@ virSysfsGetCpuValueBitmap(unsigned int cpu,
  * Per-NUMA node getters
  */
 int
+virSysfsCpuDirOpen(unsigned int cpu,
+                   const char *file,
+                   DIR **dirp)
+{
+    char *path = NULL;
+
+    if (virAsprintf(&path, "cpu/cpu%u/%s", cpu, file) < 0)
+        return -1;
+
+    return virSysfsDirOpen(path, dirp);
+}
+
+
+int
 virSysfsGetNodeValueString(unsigned int node,
                            const char *file,
                            char **value)
diff --git a/src/util/virsysfs.h b/src/util/virsysfs.h
index ff5012d62747..25bd100ea9cb 100644
--- a/src/util/virsysfs.h
+++ b/src/util/virsysfs.h
@@ -70,6 +70,11 @@ virSysfsGetCpuValueBitmap(unsigned int cpu,
                           const char *file,
                           virBitmapPtr *value);

+int
+virSysfsCpuDirOpen(unsigned int cpu,
+                   const char *file,
+                   DIR **dirp);
+

 /*
  * Per-NUMA node getters
-- 
2.12.2