From: dave.long@linaro.org (David Long)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 8/8] kprobes: Add arm64 case in kprobe example module
Date: Thu, 18 Feb 2016 18:48:21 -0500 [thread overview]
Message-ID: <1455839301-26464-9-git-send-email-dave.long@linaro.org> (raw)
In-Reply-To: <1455839301-26464-1-git-send-email-dave.long@linaro.org>
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 727eb21..0c72b8a 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
}
/*
--
2.5.0
prev parent reply other threads:[~2016-02-18 23:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-18 23:48 [PATCH 0/8] arm64: Add kernel probes (kprobes) support David Long
2016-02-18 23:48 ` [PATCH 1/8] arm64: Add HAVE_REGS_AND_STACK_ACCESS_API feature David Long
2016-02-18 23:48 ` [PATCH 2/8] arm64: Add more test functions to insn.c David Long
2016-02-18 23:48 ` [PATCH 3/8] arm64: add copy_to/from_user to kprobes blacklist David Long
2016-02-18 23:48 ` [PATCH 4/8] arm64: Kprobes with single stepping support David Long
2016-02-18 23:48 ` [PATCH 5/8] arm64: kprobes instruction simulation support David Long
2016-02-19 14:04 ` Marc Zyngier
2016-02-24 6:56 ` David Long
2016-02-24 9:05 ` Marc Zyngier
2016-02-24 15:07 ` David Long
2016-02-24 15:21 ` Marc Zyngier
2016-03-01 2:55 ` David Long
2016-02-18 23:48 ` [PATCH 6/8] arm64: Add trampoline code for kretprobes David Long
2016-02-18 23:48 ` [PATCH 7/8] arm64: Add kernel return probes support (kretprobes) David Long
2016-02-18 23:48 ` David Long [this message]
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