linux-kernel - Re: [PATCH v2] x86/mm: Do not verify W^X at boot up on ftrace trampolines

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Message-ID: <CAHk-=wjOm7=wvu-HR6xj1XtXx=7V4VMaGfSmByDDj3rBMDnHTQ@mail.gmail.com>
Date:   Mon, 24 Oct 2022 17:46:39 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Kees Cook <keescook@...omium.org>,
        Dave Hansen <dave.hansen@...el.com>,
        Sean Christopherson <seanjc@...gle.com>,
        "x86@...nel.org" <x86@...nel.org>
Subject: Re: [PATCH v2] x86/mm: Do not verify W^X at boot up on ftrace trampolines

On Mon, Oct 24, 2022 at 5:24 PM Steven Rostedt <rostedt@...dmis.org> wrote:
>
> But anyway, I'll just let anyone take the v1 patch. I'll add it to my tests
> so that I can at least get my tests to finish.

Yeah, the v1 patch is the best option for now, and I'll just apply it
to my tree too.

I really hope that poking_mm creation can be cleaned up.

                  Linus