menuconfig: remember alternate config filename

[sfrench/cifs-2.6.git] / mm / util.c

diff --git a/mm/util.c b/mm/util.c
index 7368479220b3b4c3d8c12a9306bb18221d9a99b9..ace2aea69f1a834ca7526a1bfa4070205b82579e 100644 (file)
--- a/mm/util.c
+++ b/mm/util.c
@@ -11,7 +11,7 @@
  */
 void *__kzalloc(size_t size, gfp_t flags)
 {
-       void *ret = ____kmalloc(size, flags);
+       void *ret = kmalloc_track_caller(size, flags);
        if (ret)
                memset(ret, 0, size);
        return ret;
@@ -33,13 +33,31 @@ char *kstrdup(const char *s, gfp_t gfp)
                return NULL;
 
        len = strlen(s) + 1;
-       buf = ____kmalloc(len, gfp);
+       buf = kmalloc_track_caller(len, gfp);
        if (buf)
                memcpy(buf, s, len);
        return buf;
 }
 EXPORT_SYMBOL(kstrdup);
 
+/**
+ * kmemdup - duplicate region of memory
+ *
+ * @src: memory region to duplicate
+ * @len: memory region length
+ * @gfp: GFP mask to use
+ */
+void *kmemdup(const void *src, size_t len, gfp_t gfp)
+{
+       void *p;
+
+       p = kmalloc_track_caller(len, gfp);
+       if (p)
+               memcpy(p, src, len);
+       return p;
+}
+EXPORT_SYMBOL(kmemdup);
+
 /*
  * strndup_user - duplicate an existing string from user space
  *