From: dave.long@linaro.org (David Long)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 6/6] kprobes: Add arm64 case in kprobe example module
Date: Sat, 10 Jan 2015 23:03:21 -0500 [thread overview]
Message-ID: <1420949002-3726-7-git-send-email-dave.long@linaro.org> (raw)
In-Reply-To: <1420949002-3726-1-git-send-email-dave.long@linaro.org>
From: Sandeepa Prabhu <sandeepa.prabhu@linaro.org>
Add info prints in sample kprobe handlers for ARM64
Signed-off-by: Sandeepa Prabhu <sandeepa.prabhu@linaro.org>
---
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
next prev parent reply other threads:[~2015-01-11 4:03 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-11 4:03 [PATCH v4 0/6] arm64: Add kernel probes (kprobes) support David Long
2015-01-11 4:03 ` [PATCH v4 1/6] arm64: Add HAVE_REGS_AND_STACK_ACCESS_API feature David Long
2015-01-12 12:51 ` Steve Capper
2015-01-15 7:07 ` Masami Hiramatsu
2015-01-11 4:03 ` [PATCH v4 2/6] arm64: Add more test functions to insn.c David Long
2015-01-14 9:32 ` Pratyush Anand
2015-01-16 21:27 ` David Long
2015-01-11 4:03 ` [PATCH v4 3/6] arm64: Kprobes with single stepping support David Long
2015-01-12 13:31 ` Steve Capper
2015-01-14 9:30 ` Pratyush Anand
2015-01-16 19:28 ` David Long
2015-01-19 9:03 ` Pratyush Anand
2015-01-21 18:02 ` David Long
2015-01-11 4:03 ` [PATCH v4 4/6] arm64: Kprobes instruction simulation support David Long
2015-01-14 9:32 ` Pratyush Anand
2015-01-16 21:34 ` David Long
2015-01-11 4:03 ` [PATCH v4 5/6] arm64: Add kernel return probes support(kretprobes) David Long
2015-01-12 14:01 ` Steve Capper
2015-01-11 4:03 ` David Long [this message]
2015-01-12 14:09 ` [PATCH v4 0/6] arm64: Add kernel probes (kprobes) support Steve Capper
2015-01-14 11:55 ` Pratyush Anand
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