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| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2012-06-05 19:28:38 +0900 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2012-07-31 10:29:59 -0400 |
| commit | e52538965119319447c0800c534da73142c27be2 (patch) | |
| tree | c7d380720da19d6c5ba996947ddda360e538cc9c /arch/x86/include/asm/kprobes.h | |
| parent | ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b (diff) | |
| download | linux-0-day-e52538965119319447c0800c534da73142c27be2.tar.gz linux-0-day-e52538965119319447c0800c534da73142c27be2.tar.xz | |
kprobes/x86: ftrace based optimization for x86
Add function tracer based kprobe optimization support
handlers on x86. This allows kprobes to use function
tracer for probing on mcount call.
Link: http://lkml.kernel.org/r/20120605102838.27845.26317.stgit@localhost.localdomain
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: "Frank Ch. Eigler" <fche@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
[ Updated to new port of ftrace save regs functions ]
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'arch/x86/include/asm/kprobes.h')
| -rw-r--r-- | arch/x86/include/asm/kprobes.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kprobes.h b/arch/x86/include/asm/kprobes.h index 5478825391573..d3ddd17405d07 100644 --- a/arch/x86/include/asm/kprobes.h +++ b/arch/x86/include/asm/kprobes.h @@ -27,6 +27,7 @@ #include <asm/insn.h> #define __ARCH_WANT_KPROBES_INSN_SLOT +#define ARCH_SUPPORTS_KPROBES_ON_FTRACE struct pt_regs; struct kprobe; |