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authorIngo Molnar <mingo@elte.hu>2009-04-01 15:54:19 -0400
committerIngo Molnar <mingo@elte.hu>2009-04-01 18:49:02 -0400
commit8302294f43250dc337108c51882a6007f2b1e2e0 (patch)
tree85acd4440799c46a372df9cad170fa0c21e59096 /arch/ia64/include/asm/ftrace.h
parent4fe70410d9a219dabb47328effccae7e7f2a6e26 (diff)
parent2e572895bf3203e881356a4039ab0fa428ed2639 (diff)
Merge branch 'tracing/core-v2' into tracing-for-linus
Conflicts: include/linux/slub_def.h lib/Kconfig.debug mm/slob.c mm/slub.c
Diffstat (limited to 'arch/ia64/include/asm/ftrace.h')
-rw-r--r--arch/ia64/include/asm/ftrace.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/ftrace.h b/arch/ia64/include/asm/ftrace.h
new file mode 100644
index 000000000000..d20db3c2a656
--- /dev/null
+++ b/arch/ia64/include/asm/ftrace.h
@@ -0,0 +1,28 @@
1#ifndef _ASM_IA64_FTRACE_H
2#define _ASM_IA64_FTRACE_H
3
4#ifdef CONFIG_FUNCTION_TRACER
5#define MCOUNT_INSN_SIZE 32 /* sizeof mcount call */
6
7#ifndef __ASSEMBLY__
8extern void _mcount(unsigned long pfs, unsigned long r1, unsigned long b0, unsigned long r0);
9#define mcount _mcount
10
11#include <asm/kprobes.h>
12/* In IA64, MCOUNT_ADDR is set in link time, so it's not a constant at compile time */
13#define MCOUNT_ADDR (((struct fnptr *)mcount)->ip)
14#define FTRACE_ADDR (((struct fnptr *)ftrace_caller)->ip)
15
16static inline unsigned long ftrace_call_adjust(unsigned long addr)
17{
18 /* second bundle, insn 2 */
19 return addr - 0x12;
20}
21
22struct dyn_arch_ftrace {
23};
24#endif
25
26#endif /* CONFIG_FUNCTION_TRACER */
27
28#endif /* _ASM_IA64_FTRACE_H */