patch-2.2.18 linux/include/asm-alpha/page.h

• Lines: 20
• Date: Sun Sep 3 00:05:00 2000
• Orig file: v2.2.17/include/asm-alpha/page.h
• Orig date: Fri Apr 21 12:46:47 2000

diff -u --new-file --recursive --exclude-from /usr/src/exclude v2.2.17/include/asm-alpha/page.h linux/include/asm-alpha/page.h
@@ -68,6 +68,19 @@
 	} while (count);
 }
 
+extern __inline__ int get_order(unsigned long size)
+{
+        int order;
+
+        size = (size-1) >> (PAGE_SHIFT-1);
+        order = -1;
+        do {
+                size >>= 1;
+                order++;
+        } while (size);
+        return order;
+}
+
 #ifdef STRICT_MM_TYPECHECKS
 /*
  * These are used to make use of C type-checking..