buildroot/package/oprofile/oprofile-0.9.4-001-avr32-enable-lookup_dcookie.patch

Index: oprofile-0.9.4/daemon/opd_cookie.c
===================================================================
--- oprofile-0.9.4.orig/daemon/opd_cookie.c	2008-07-25 16:00:17.000000000 +0200
+++ oprofile-0.9.4/daemon/opd_cookie.c	2008-07-25 16:00:20.000000000 +0200
@@ -78,6 +78,19 @@
 		       (unsigned long)(cookie & 0xffffffff),
 		       (unsigned long)(cookie >> 32), buf, size);
 }
+#elif (defined(__avr32__))
+static inline int lookup_dcookie(cookie_t cookie, char * buf, size_t size)
+{
+	/* On avr32, the first 64bit arg (cookie) is expected to be in
+	 * r11(MSW)/r10(LSW) which normally hold arg 2 and arg 3. The second arg
+	 * (buf) is then expected to be in r12 which normally holds the first
+	 * arg. Third arg (size) is at the right position.
+	 */
+	return syscall(__NR_lookup_dcookie, buf,
+			(unsigned long)(cookie >> 32),
+			(unsigned long)(cookie & 0xffffffff),
+			size);
+}
 #else
 static inline int lookup_dcookie(cookie_t cookie, char * buf, size_t size)
 {