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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-06-12 10:26:46 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-12 10:27:39 +0200
commit88dbd2037229bd2ed7543ffd0d8f2d9dec9d31d2 (patch)
tree60dd9e5ec02fb95872809c7076a4e717fc82dea5 /arch/s390/include
parent8b4488f85d619253c9e631ec723368f400106771 (diff)
[S390] ftrace: add function graph tracer support
Function graph tracer support for s390. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include')
-rw-r--r--arch/s390/include/asm/ftrace.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h
index ba23d8f97d0..96c14a9102b 100644
--- a/arch/s390/include/asm/ftrace.h
+++ b/arch/s390/include/asm/ftrace.h
@@ -11,11 +11,13 @@ struct dyn_arch_ftrace { };
#define MCOUNT_ADDR ((long)_mcount)
#ifdef CONFIG_64BIT
-#define MCOUNT_INSN_SIZE 24
-#define MCOUNT_OFFSET 14
+#define MCOUNT_OFFSET_RET 18
+#define MCOUNT_INSN_SIZE 24
+#define MCOUNT_OFFSET 14
#else
-#define MCOUNT_INSN_SIZE 30
-#define MCOUNT_OFFSET 8
+#define MCOUNT_OFFSET_RET 26
+#define MCOUNT_INSN_SIZE 30
+#define MCOUNT_OFFSET 8
#endif
static inline unsigned long ftrace_call_adjust(unsigned long addr)