linux-kernel - Re: [PATCH 0/4] arm64: KPROBES_ON

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Message-Id: <20190819221027.80cb13a596c5c21fdbee79ff@kernel.org>
Date:   Mon, 19 Aug 2019 22:10:27 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Jisheng Zhang <Jisheng.Zhang@...aptics.com>
Cc:     Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        "David S. Miller" <davem@...emloft.net>,
        Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
        "Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        "x86@...nel.org" <x86@...nel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/4] arm64: KPROBES_ON_FTRACE

Hi Jisheng,

On Mon, 19 Aug 2019 11:35:27 +0000
Jisheng Zhang <Jisheng.Zhang@...aptics.com> wrote:

> Implement KPROBES_ON_FTRACE for arm64.
> 
> Applied after FTRACE_WITH_REGS:
> http://lists.infradead.org/pipermail/linux-arm-kernel/2019-August/674404.html

Looks interesting! thanks for working on it.
I'll check it.

Thanks,

> 
> Jisheng Zhang (4):
>   kprobes: adjust kprobe addr for KPROBES_ON_FTRACE
>   kprobes/x86: use instruction_pointer and instruction_pointer_set
>   kprobes: move kprobe_ftrace_handler() from x86 and make it weak
>   arm64: implement KPROBES_ON_FTRACE
> 
>  arch/arm64/Kconfig                |  1 +
>  arch/arm64/kernel/probes/Makefile |  1 +
>  arch/arm64/kernel/probes/ftrace.c | 16 +++++++++++
>  arch/x86/kernel/kprobes/ftrace.c  | 43 ----------------------------
>  kernel/kprobes.c                  | 47 +++++++++++++++++++++++++++++++
>  5 files changed, 65 insertions(+), 43 deletions(-)
>  create mode 100644 arch/arm64/kernel/probes/ftrace.c
> 
> -- 
> 2.23.0.rc1
> 


-- 
Masami Hiramatsu <mhiramat@...nel.org>