From: dave.long@linaro.org (David Long)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v10 9/9] kprobes: Add arm64 case in kprobe example module
Date: Mon, 29 Feb 2016 21:57:27 -0500 [thread overview]
Message-ID: <1456801047-29014-10-git-send-email-dave.long@linaro.org> (raw)
In-Reply-To: <1456801047-29014-1-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
next prev parent reply other threads:[~2016-03-01 2:57 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-01 2:57 [PATCH v10 0/9] arm64: Add kernel probes (kprobes) support David Long
2016-03-01 2:57 ` [PATCH v10 1/9] arm64: Add HAVE_REGS_AND_STACK_ACCESS_API feature David Long
2016-03-14 9:41 ` 平松雅巳 / HIRAMATU，MASAMI
2016-03-01 2:57 ` [PATCH v10 2/9] arm64: Add more test functions to insn.c David Long
2016-03-01 2:57 ` [PATCH v10 3/9] arm64: add copy_to/from_user to kprobes blacklist David Long
2016-03-01 2:57 ` [PATCH v10 4/9] arm64: add conditional instruction simulation support David Long
2016-03-01 17:43 ` Marc Zyngier
2016-03-02 5:14 ` David Long
2016-03-01 2:57 ` [PATCH v10 5/9] arm64: Kprobes with single stepping support David Long
2016-03-01 2:57 ` [PATCH v10 6/9] arm64: kprobes instruction simulation support David Long
2016-03-01 18:04 ` Marc Zyngier
2016-03-03 5:02 ` David Long
2016-03-03 8:01 ` Marc Zyngier
2016-03-03 15:14 ` David Long
2016-03-03 15:32 ` Marc Zyngier
2016-03-01 2:57 ` [PATCH v10 7/9] arm64: Add trampoline code for kretprobes David Long
2016-03-01 18:19 ` Marc Zyngier
2016-03-02 21:20 ` William Cohen
2016-03-08 5:42 ` David Long
2016-03-01 2:57 ` [PATCH v10 8/9] arm64: Add kernel return probes support (kretprobes) David Long
2016-03-01 2:57 ` David Long [this message]
2016-03-14 9:36 ` [PATCH v10 0/9] arm64: Add kernel probes (kprobes) support 平松雅巳 / HIRAMATU，MASAMI
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1456801047-29014-10-git-send-email-dave.long@linaro.org \
--to=dave.long@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).