X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=arch%2Fs390%2Fkernel%2Fftrace.c;h=2d8f595d9196163abc0276e14adadd3d741c19c3;hb=d842bc6c0579ca7643eed029beabab3ac562a335;hp=c6ddeb5029b4960e028a91eeef329e3e208b6ce9;hpb=2ce542e517aba3a0b78ba6ec2d859f657e29fa3c;p=linux-2.6-microblaze.git

diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c
index c6ddeb5029b4..2d8f595d9196 100644
--- a/arch/s390/kernel/ftrace.c
+++ b/arch/s390/kernel/ftrace.c
@@ -40,6 +40,7 @@
  * trampoline (ftrace_plt), which clobbers also r1.
  */
 
+void *ftrace_func __read_mostly = ftrace_stub;
 unsigned long ftrace_plt;
 
 int ftrace_modify_call(struct dyn_ftrace *rec, unsigned long old_addr,
@@ -85,6 +86,7 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
 
 int ftrace_update_ftrace_func(ftrace_func_t func)
 {
+	ftrace_func = func;
 	return 0;
 }