From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on
	aws-us-west-2-korg-lkml-1.web.codeaurora.org
Received: from vger.kernel.org (vger.kernel.org [23.128.96.18])
	by smtp.lore.kernel.org (Postfix) with ESMTP id 7C66AEB64DA
	for <linux-kernel@archiver.kernel.org>; Tue, 18 Jul 2023 12:59:26 +0000 (UTC)
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S232390AbjGRM7Z (ORCPT <rfc822;linux-kernel@archiver.kernel.org>);
        Tue, 18 Jul 2023 08:59:25 -0400
Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39406 "EHLO
        lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S229886AbjGRM7X (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Tue, 18 Jul 2023 08:59:23 -0400
Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76])
        by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9A63A1B6
        for <linux-kernel@vger.kernel.org>; Tue, 18 Jul 2023 05:59:21 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ellerman.id.au;
        s=201909; t=1689685159;
        bh=acJNVov+LEY5vzZF2D/HTZd1dJc8QADqtfbwJQh2Skg=;
        h=From:To:Cc:Subject:In-Reply-To:References:Date:From;
        b=r6tVW/RcSC1U72NGhCYDHUMHKZKIGJOXGCJF/+RE0O2c7z8GdbGwX+kdyMO7zpQ2f
         /Po1Ds78wdOzXCGnpUIWeq4QT3eK7sHRnw55x/yplEJmP+GKIRuZs+1GGDPJeXrBSG
         g80rRSEIA7UuDQGJQpYVWVpVXrOwfZ4sj5yzQ3LUbyQv7lJJEsAsfB4efJECmnsW53
         wYXt+0iaGhrzbSqp9i50Ro0ka6Cr0lq1BxJMSaOwmh5I94RRhd8SmVdI7FsAcHsNG/
         HBzsk2S/hwigjyGp/tJbp+s+vqjqJJ4a8Dt/TA2tsdr6t1iRqXTBzqPlA90UEtwqZB
         pEo9BOidgT9PA==
Received: from authenticated.ozlabs.org (localhost [127.0.0.1])
        (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)
         key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256)
        (No client certificate requested)
        by mail.ozlabs.org (Postfix) with ESMTPSA id 4R4zYM5xYRz4wZt;
        Tue, 18 Jul 2023 22:59:19 +1000 (AEST)
From:   Michael Ellerman <mpe@ellerman.id.au>
To:     John Ogness <john.ogness@linutronix.de>,
        Nicholas Piggin <npiggin@gmail.com>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] powerpc/build: vdso linker warning for orphan sections
In-Reply-To: <871qh6wcgb.fsf@jogness.linutronix.de>
References: <20230609051002.3342-1-npiggin@gmail.com>
 <871qh6wcgb.fsf@jogness.linutronix.de>
Date:   Tue, 18 Jul 2023 22:59:13 +1000
Message-ID: <871qh5jrz2.fsf@mail.lhotse>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

John Ogness <john.ogness@linutronix.de> writes:
> Hi Nicholas,
>
> On 2023-06-09, Nicholas Piggin <npiggin@gmail.com> wrote:
>> Add --orphan-handlin for vdsos, and adjust vdso linker scripts to deal
>> with orphan sections.
>
> I'm reporting that I am getting a linker warning with 6.5-rc2. The
> warning message is:
>
> ld: warning: discarding dynamic section .rela.opd
>
> and bisects to:
>
> 8ad57add77d3 ("powerpc/build: vdso linker warning for orphan sections")
>
> Despite the warning, my ppc64 system seems to run fine. Let me know if
> you need any other information from me.

We already discard .opd and .rela*, so I guess we should also be
discarding .rela.opd.

Can you test with a newer compiler/binutils?

cheers