linux-kernel - Re: [PATCH V3 00/17] perf tools and x86 PTI entry trampolines

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Date:   Tue, 5 Jun 2018 12:29:43 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Adrian Hunter <adrian.hunter@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Andy Lutomirski <luto@...nel.org>,
        "H. Peter Anvin" <hpa@...or.com>, Andi Kleen <ak@...ux.intel.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Joerg Roedel <joro@...tes.org>, Jiri Olsa <jolsa@...hat.com>,
        linux-kernel@...r.kernel.org, x86@...nel.org
Subject: Re: [PATCH V3 00/17] perf tools and x86 PTI entry trampolines

Em Thu, May 31, 2018 at 03:09:38PM +0300, Adrian Hunter escreveu:
> On 22/05/18 13:54, Adrian Hunter wrote:
> > Hi
> > 
> > Here is V3 of patches to support x86 PTI entry trampolines in perf tools.
> > 
> > Patches also here:
> > 	http://git.infradead.org/users/ahunter/linux-perf.git/shortlog/refs/heads/perf-tools-kpti-v3
> > 	git://git.infradead.org/users/ahunter/linux-perf.git perf-tools-kpti-v3
> > 
> 
> Arnaldo has queued the tools patches, but there are still 3 kernel patches:
> 
> 	kallsyms: Simplify update_iter_mod()
> 	kallsyms, x86: Export addresses of syscall trampolines
> 	x86: Add entry trampolines to kcore
> 
> Are there any further comments on these?  Can they be applied?

Would be interesting to have some acked-by from kernel folks :-\

- Arnaldo