From: mhiramat@kernel•org (Masami Hiramatsu)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v13 10/10] kprobes: Add arm64 case in kprobe example module
Date: Tue, 7 Jun 2016 19:12:57 +0900 [thread overview]
Message-ID: <20160607191257.cecd4ef5790851aaa956ffc1@kernel.org> (raw)
In-Reply-To: <1464924384-15269-11-git-send-email-dave.long@linaro.org>
On Thu, 2 Jun 2016 23:26:24 -0400
David Long <dave.long@linaro•org> wrote:
> From: Sandeepa Prabhu <sandeepa.s.prabhu@gmail•com>
>
> Add info prints in sample kprobe handlers for ARM64
>
Looks good to me.
Acked-by: Masami Hiramatsu <mhiramat@kernel•org>
Thanks!
> Signed-off-by: Sandeepa Prabhu <sandeepa.s.prabhu@gmail•com>
> ---
> samples/kprobes/kprobe_example.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c
> index ed0ca0c..aad8e6f 100644
> --- a/samples/kprobes/kprobe_example.c
> +++ b/samples/kprobes/kprobe_example.c
> @@ -46,6 +46,10 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs)
> " ex1 = 0x%lx\n",
> p->symbol_name, p->addr, regs->pc, regs->ex1);
> #endif
> +#ifdef CONFIG_ARM64
> + pr_info("pre_handler: p->addr = 0x%p, pc = 0x%lx\n",
> + p->addr, (long)regs->pc);
> +#endif
>
> /* A dump_stack() here will give a stack backtrace */
> return 0;
> @@ -71,6 +75,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs,
> printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n",
> p->symbol_name, p->addr, regs->ex1);
> #endif
> +#ifdef CONFIG_ARM64
> + pr_info("post_handler: p->addr = 0x%p, pc = 0x%lx\n",
> + p->addr, (long)regs->pc);
> +#endif
> }
>
> /*
> --
> 2.5.0
>
--
Masami Hiramatsu <mhiramat@kernel•org>
next prev parent reply other threads:[~2016-06-07 10:12 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-03 3:26 [PATCH v13 00/10] arm64: Add kernel probes (kprobes) support David Long
2016-06-03 3:26 ` [PATCH v13 01/10] arm64: Add HAVE_REGS_AND_STACK_ACCESS_API feature David Long
2016-06-03 11:36 ` Masami Hiramatsu
2016-06-20 2:43 ` Li Bin
2016-06-23 13:48 ` David Long
2016-06-03 3:26 ` [PATCH v13 02/10] arm64: Add more test functions to insn.c David Long
2016-06-08 1:14 ` Masami Hiramatsu
2016-06-10 14:54 ` David Long
2016-06-03 3:26 ` [PATCH v13 03/10] arm64: add conditional instruction simulation support David Long
2016-06-04 3:53 ` Masami Hiramatsu
2016-06-13 4:19 ` David Long
2016-06-03 3:26 ` [PATCH v13 04/10] arm64: Blacklist non-kprobe-able symbol David Long
2016-06-04 3:40 ` Masami Hiramatsu
2016-06-07 3:52 ` David Long
2016-06-10 19:16 ` David Long
2016-06-03 3:26 ` [PATCH v13 05/10] arm64: Kprobes with single stepping support David Long
2016-06-08 1:07 ` Masami Hiramatsu
2016-06-13 4:10 ` David Long
2016-06-13 6:50 ` Masami Hiramatsu
2016-06-13 15:22 ` David Long
2016-06-14 0:45 ` Masami Hiramatsu
2016-06-22 18:28 ` David Long
2016-06-14 1:42 ` Masami Hiramatsu
2016-06-03 3:26 ` [PATCH v13 06/10] arm64: Treat all entry code as non-kprobe-able David Long
2016-06-07 0:34 ` Masami Hiramatsu
2016-06-03 3:26 ` [PATCH v13 07/10] arm64: kprobes instruction simulation support David Long
2016-06-03 3:26 ` [PATCH v13 08/10] arm64: Add trampoline code for kretprobes David Long
2016-06-07 10:38 ` Masami Hiramatsu
2016-06-13 4:23 ` David Long
2016-06-03 3:26 ` [PATCH v13 09/10] arm64: Add kernel return probes support (kretprobes) David Long
2016-06-07 10:28 ` Masami Hiramatsu
2016-06-22 18:16 ` David Long
2016-06-03 3:26 ` [PATCH v13 10/10] kprobes: Add arm64 case in kprobe example module David Long
2016-06-07 10:12 ` Masami Hiramatsu [this message]
2016-06-08 5:49 ` Huang Shijie
2016-06-27 2:54 ` David Long
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