commit 306474304fdfe3723562a02226c0a44e8078d3a0
author Eugene Surovegin <ebs@ebshome.net> Fri Sep 20 11:42:21 2013 -0700
committer Benjamin Herrenschmidt <benh@kernel.crashing.org> Fri Oct 11 16:53:26 2013 +1100
tree 3aa334e366f98994ee3a085c3379bf19371ed744
parent fed8393ef9f779e51c3e0c844e549e0bbc8d6dd4

powerpc: Make ftrace endian-safe.

Signed-off-by: Eugene Surovegin <surovegin@google.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

arch/powerpc/kernel/ftrace.c

diff --git a/arch/powerpc/kernel/ftrace.c b/arch/powerpc/kernel/ftrace.c
index 1fb7856..9b27b29 100644
--- a/arch/powerpc/kernel/ftrace.c
+++ b/arch/powerpc/kernel/ftrace.c
@@ -174,7 +174,11 @@
 
 	pr_devel(" %08x %08x\n", jmp[0], jmp[1]);
 
+#ifdef __LITTLE_ENDIAN__
+	ptr = ((unsigned long)jmp[1] << 32) + jmp[0];
+#else
 	ptr = ((unsigned long)jmp[0] << 32) + jmp[1];
+#endif
 
 	/* This should match what was called */
 	if (ptr != ppc_function_entry((void *)addr)) {