From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx1.emlix.com (mx1.emlix.com [178.63.209.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E3ED914885B for ; Mon, 2 Jun 2025 05:09:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.63.209.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748840962; cv=none; b=EgejB+2Ts7P++KY4TUmg3oBZ4POdDg6FbkWuz5HoK4pMc4QBHi7csvp4cvypxshC1ZLkhAOrp6wybxYIC96UjTyzcB4sykTYpBuevkTbY114jtgY8WqA4iLnBWm6UAPVEcuI6+5sotmT9/Vn9b/XDYhcYlzQMnTs19aSlr7v7gc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748840962; c=relaxed/simple; bh=lMZ78FPtFBZxV+m67TF6REJkpUacIal4PFWF+mQQGPU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=PTYYAajtaZe689Mxiws86iPEp1A7jiwDXC4VAVbBJ1uR0jbvMkFfNN5gvwvJTGrzPjViRIsj6YurCqBO2K5D9LOG8uDJbhudUz2MrX6vrhVcpkYT3ypI5DhTHhxcITglO1XBvF8rn8eEhgxw+sgrr7atruglqbLgH5LaTd5CRSY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=emlix.com; spf=pass smtp.mailfrom=emlix.com; arc=none smtp.client-ip=178.63.209.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=emlix.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=emlix.com Received: from mailer.emlix.com (p5098be52.dip0.t-ipconnect.de [80.152.190.82]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.emlix.com (Postfix) with ESMTPS id 589F65F8AF; Mon, 2 Jun 2025 07:09:12 +0200 (CEST) From: Rolf Eike Beer To: Joerg Roedel , Lu Baolu , Linus Torvalds Cc: Will Deacon , linux-kernel@vger.kernel.org, iommu@lists.linux.dev, Arnd Bergmann Subject: Re: [git pull] IOMMU Updates for Linux v6.16 Date: Mon, 02 Jun 2025 07:09:06 +0200 Message-ID: <2784838.mvXUDI8C0e@devpool92.emlix.com> Organization: emlix GmbH In-Reply-To: References: Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart12677247.O9o76ZdvQC"; micalg="pgp-sha256"; protocol="application/pgp-signature" --nextPart12677247.O9o76ZdvQC Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8"; protected-headers="v1" From: Rolf Eike Beer Subject: Re: [git pull] IOMMU Updates for Linux v6.16 Date: Mon, 02 Jun 2025 07:09:06 +0200 Message-ID: <2784838.mvXUDI8C0e@devpool92.emlix.com> Organization: emlix GmbH MIME-Version: 1.0 On Samstag, 31. Mai 2025 07:20:02 Mitteleurop=C3=A4ische Sommerzeit Linus T= orvalds=20 wrote: > On Fri, 30 May 2025 at 21:57, Linus Torvalds >=20 > wrote: > > Bah. This seems very broken. > >=20 > > I haven't bisected it, but my arm64 build - which I sadly didn't end > >=20 > > up doing earlier today - breaks with modpost errors: > > ERROR: modpost: "arm_smmu_make_cdtable_ste" > >=20 > > [drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-test.ko] undefined! >=20 > Ok, bisected to commit e436576b0231 ("iommu: make inclusion of > arm/arm-smmu-v3 directory conditional"). >=20 > Which explains why I didn't see any obvious code changes that would > explain that. >=20 > This is with a plain "make allmodconfig" build, and I think the issue > is that CONFIG_ARM_SMMU_V3 is 'm', not 'y', and the change didn't take > that modular case into account at all. >=20 > I'll revert it, but I'll wait until tomorrow to see if somebody has an > alternative fix. Sorry for the mess. Arnd Bergmann already has a fix sent, looks like it got= =20 stuck somewhere. Regards, Eike =2D-=20 Rolf Eike Beer emlix GmbH Headquarters: Berliner Str. 12, 37073 G=C3=B6ttingen, Germany Phone +49 (0)551 30664-0, e-mail info@emlix.com District Court of G=C3=B6ttingen, Registry Number HR B 3160 Managing Directors: Heike Jordan, Dr. Uwe Kracke VAT ID No. DE 205 198 055 Office Berlin: Panoramastr. 1, 10178 Berlin, Germany Office Bonn: Bachstr. 6, 53115 Bonn, Germany http://www.emlix.com emlix - your embedded Linux partner --nextPart12677247.O9o76ZdvQC Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. Content-Transfer-Encoding: 7Bit -----BEGIN PGP SIGNATURE----- iLMEAAEIAB0WIQQ/Uctzh31xzAxFCLur5FH7Xu2t/AUCaD0x8gAKCRCr5FH7Xu2t /KfyA/wPOfD5Mbr32oD0if+5JoaXI68IZAz3HHxDbBraW8JhmasIP98eX0M853IE YWn6VsR+eX0zEQX0JBmRR1iZzHh4FWC37ZkEWPy7LiZRtK43OnIpTYNshD42vgPE vpmMVVBOWdnsQJfZ7xrPB/zvNcMDmsbThbHIRgPiGWaUu2c9Qw== =NtdT -----END PGP SIGNATURE----- --nextPart12677247.O9o76ZdvQC--