linux-kernel - Re: [RFC PATCH -tip v5 18/27] powerpc/kprobes: Don't call the ->break

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Message-Id: <20180608094211.0d225831bb7acc100b7c2436@kernel.org>
Date:   Fri, 8 Jun 2018 09:42:11 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        "H . Peter Anvin" <hpa@...or.com>, linux-arch@...r.kernel.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        Ingo Molnar <mingo@...nel.org>, Ingo Molnar <mingo@...hat.com>,
        Paul Mackerras <paulus@...ba.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [RFC PATCH -tip v5 18/27] powerpc/kprobes: Don't call the
 ->break_handler() in arm kprobes code

On Thu, 07 Jun 2018 22:07:26 +0530
"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com> wrote:

> Masami Hiramatsu wrote:
> > On Thu, 07 Jun 2018 17:07:00 +0530
> > "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com> wrote:
> > 
> >> Masami Hiramatsu wrote:
> >> > Don't call the ->break_handler() from the arm kprobes code,
> >> 					    ^^^ powerpc
> >> 
> >> > because it was only used by jprobes which got removed.
> >> > 
> >> > This also makes skip_singlestep() a static function since
> >> > only ftrace-kprobe.c is using this function.
> >> > 
> >> > Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
> >> > Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> >> > Cc: Paul Mackerras <paulus@...ba.org>
> >> > Cc: Michael Ellerman <mpe@...erman.id.au>
> >> > Cc: "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
> >> > Cc: linuxppc-dev@...ts.ozlabs.org
> >> > ---
> >> >  arch/powerpc/include/asm/kprobes.h   |   10 ----------
> >> >  arch/powerpc/kernel/kprobes-ftrace.c |   16 +++-------------
> >> >  arch/powerpc/kernel/kprobes.c        |   31 +++++++++++--------------------
> >> >  3 files changed, 14 insertions(+), 43 deletions(-)
> >> 
> >> With 2 small comments...
> > 
> > 2 ? or 1 ?
> 
> Two, with one in the commit log above :)

Oops, sorry I missed it. yeah, the comment above is my mistake. I'll fix it.

Thanks!


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