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authorYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
committerYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
commit8e4bff4cab0ddac6060645b0715210484d02ff40 (patch)
tree3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/microblaze/include/asm/ftrace.h
Initial file dump from open source releaseHEADmaster
Diffstat (limited to 'arch/microblaze/include/asm/ftrace.h')
-rw-r--r--arch/microblaze/include/asm/ftrace.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/ftrace.h b/arch/microblaze/include/asm/ftrace.h
new file mode 100644
index 00000000..fd2fa2ec
--- /dev/null
+++ b/arch/microblaze/include/asm/ftrace.h
@@ -0,0 +1,26 @@
+#ifndef _ASM_MICROBLAZE_FTRACE
+#define _ASM_MICROBLAZE_FTRACE
+
+#ifdef CONFIG_FUNCTION_TRACER
+
+#define MCOUNT_ADDR ((long)(_mcount))
+#define MCOUNT_INSN_SIZE 8 /* sizeof mcount call */
+
+#ifndef __ASSEMBLY__
+extern void _mcount(void);
+extern void ftrace_call_graph(void);
+#endif
+
+#ifdef CONFIG_DYNAMIC_FTRACE
+/* reloction of mcount call site is the same as the address */
+static inline unsigned long ftrace_call_adjust(unsigned long addr)
+{
+ return addr;
+}
+
+struct dyn_arch_ftrace {
+};
+#endif /* CONFIG_DYNAMIC_FTRACE */
+
+#endif /* CONFIG_FUNCTION_TRACER */
+#endif /* _ASM_MICROBLAZE_FTRACE */