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    Subject[PATCH v8 7/7] kprobes: Add arm64 case in kprobe example module
    Date
    From: Sandeepa Prabhu <sandeepa.s.prabhu@gmail.com>

    Add info prints in sample kprobe handlers for ARM64

    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 366db1a..51d459c 100644
    --- a/samples/kprobes/kprobe_example.c
    +++ b/samples/kprobes/kprobe_example.c
    @@ -42,6 +42,10 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs)
    " ex1 = 0x%lx\n",
    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;
    @@ -67,6 +71,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs,
    printk(KERN_INFO "post_handler: p->addr = 0x%p, ex1 = 0x%lx\n",
    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
    }

    /*
    --
    1.8.1.2


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