linux-kernel - Re: [PATCH v14 00/10] arm64: Add kernel probes (kprobes) support

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Message-ID: <20160628081342.GA2053@sha-win-210.asiapac.arm.com>
Date:	Tue, 28 Jun 2016 16:13:44 +0800
From:	Huang Shijie <shijie.huang@....com>
To:	David Long <dave.long@...aro.org>
CC:	Catalin Marinas <catalin.marinas@....com>,
	James Morse <james.morse@....com>,
	Marc Zyngier <marc.zyngier@....com>,
	Pratyush Anand <panand@...hat.com>,
	Sandeepa Prabhu <sandeepa.s.prabhu@...il.com>,
	Will Deacon <will.deacon@....com>,
	William Cohen <wcohen@...hat.com>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>,
	Steve Capper <steve.capper@...aro.org>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	Li Bin <huawei.libin@...wei.com>,
	Adam Buchbinder <adam.buchbinder@...il.com>,
	Alex Bennée <alex.bennee@...aro.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrey Ryabinin <ryabinin.a.a@...il.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	Christoffer Dall <christoffer.dall@...aro.org>,
	Daniel Thompson <daniel.thompson@...aro.org>,
	Dave P Martin <Dave.Martin@....com>,
	Jens Wiklander <jens.wiklander@...aro.org>,
	Jisheng Zhang <jszhang@...vell.com>,
	John Blackwood <john.blackwood@...r.com>,
	Mark Rutland <mark.rutland@....com>,
	Petr Mladek <pmladek@...e.com>,
	Robin Murphy <robin.murphy@....com>,
	Suzuki K Poulose <suzuki.poulose@....com>,
	Vladimir Murzin <Vladimir.Murzin@....com>,
	Yang Shi <yang.shi@...aro.org>,
	Zi Shen Lim <zlim.lnx@...il.com>,
	yalin wang <yalin.wang2010@...il.com>,
	Mark Brown <broonie@...nel.org>, <nd@....com>
Subject: Re: [PATCH v14 00/10] arm64: Add kernel probes (kprobes) support

On Sun, Jun 26, 2016 at 11:06:43PM -0400, David Long wrote:
> From: "David A. Long" <dave.long@...aro.org>
> 
> This patchset is heavily based on Sandeepa Prabhu's ARM v8 kprobes patches,
> first seen in October 2013. This version attempts to address concerns
> raised by reviewers and also fixes problems discovered during testing.
> 
> This patchset adds support for kernel probes(kprobes), jump probes(jprobes)
> and return probes(kretprobes) support for ARM64.
> 
> The kprobes mechanism makes use of software breakpoint and single stepping
> support available in the ARM v8 kernel.
> 
I tested the whole patch set with kprobe/jprobe/kretprobe in my Juno-r1 board,
it works fine.

Tested-by: Huang Shijie <shijie.huang@....com>

thanks
Huang Shijie