linux-kernel - Re: [PATCH 0/5] x86/ftrace: Cure boot time W+X mapping

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Message-ID: <Y1osYVoLrpCabNrR@hirez.programming.kicks-ass.net>
Date:   Thu, 27 Oct 2022 08:59:45 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     rostedt@...dmis.org, dave.hansen@...el.com,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        keescook@...omium.org, seanjc@...gle.com
Subject: Re: [PATCH 0/5] x86/ftrace: Cure boot time W+X mapping

On Wed, Oct 26, 2022 at 10:59:29AM -0700, Linus Torvalds wrote:

> Maybe you meant to do that, and this patch was just prep-work for the
> arch code being the second stage?

Yeah; also, since this is cross arch, we need a fallback. Anyway;
robots hated on me for missing a few includes. I'll go prod at this
more.