linux-kernel - Re: [PATCH] x86/kprobes: Simplify alloc_insn_page() with __vmalloc_node

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Message-ID: <YHmM/ZWaO95o6cZo@kernel.org>
Date:   Fri, 16 Apr 2021 16:11:25 +0300
From:   Jarkko Sakkinen <jarkko@...nel.org>
To:     Jisheng Zhang <Jisheng.Zhang@...aptics.com>
Cc:     Masami Hiramatsu <mhiramat@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>,
        Jiri Olsa <jolsa@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/kprobes: Simplify alloc_insn_page() with
 __vmalloc_node_range

On Fri, Apr 16, 2021 at 03:06:16PM +0800, Jisheng Zhang wrote:
> On Wed, 14 Apr 2021 16:12:23 +0300 Jarkko Sakkinen <jarkko@...nel.org> wrote:
> 
> 
> > > So kprobes ss ins slot page "must be in the range of relative branching only
> > > for x86 and arm"
> > >
> > > And Jarkko's "arch/x86: kprobes: Remove MODULES dependency" series look
> > > much better. The last version is v5, I'm not sure whether Jarkko will
> > > send new version to mainline the series.  
> > 
> > Ya, I got really busy with upstreaming SGX. That's why this was left out
> > (but luckily SGX got finally into upstream).
> > 
> > Thanks for reminding. Any motivation to pick it up and continue where I
> > left of?
> > 
> 
> I can try, I will try to send patches once next rc1 is released.
> 
> thanks

Alright, thanks. Be sure to CC me, I'm happy to test them in my
environment.

/Jarkko