linux-kernel - Re: [PATCH v2 5/6] powerpc/smp: Add read

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Message-ID: <20231019075127.GO33217@noisy.programming.kicks-ass.net>
Date:   Thu, 19 Oct 2023 09:51:27 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Srikar Dronamraju <srikar@...ux.vnet.ibm.com>
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        linuxppc-dev <linuxppc-dev@...ts.ozlabs.org>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Nicholas Piggin <npiggin@...il.com>,
        Rohan McLure <rmclure@...ux.ibm.com>,
        Valentin Schneider <vschneid@...hat.com>,
        Josh Poimboeuf <jpoimboe@...nel.org>,
        "ndesaulniers@...gle.com" <ndesaulniers@...gle.com>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 5/6] powerpc/smp: Add read_mostly attribute

On Wed, Oct 18, 2023 at 10:07:45PM +0530, Srikar Dronamraju wrote:
> There are some variables that are only updated at boot time.
> So add read_mostly attribute to such variables

You don't have __ro_after_init ?