From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ADD60C433DF for ; Thu, 21 May 2020 04:53:24 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 18D2A2070A for ; Thu, 21 May 2020 04:53:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="A/WHOQ4G" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 18D2A2070A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=canb.auug.org.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 49SHLn29xgzDqSp for ; Thu, 21 May 2020 14:53:21 +1000 (AEST) Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 49SHJl4gKzzDqjT for ; Thu, 21 May 2020 14:51:35 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=canb.auug.org.au Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.a=rsa-sha256 header.s=201702 header.b=A/WHOQ4G; dkim-atps=neutral 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 ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 49SHJg6pG4z9sRK; Thu, 21 May 2020 14:51:31 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1590036695; bh=Vvjbw6Q5rxtxSmTSpphFOU/PwAYYBFFB40vqqXq++1c=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=A/WHOQ4Gh5Q6ACmyswDHgE6Cva2c1JIxTmXl24lnY5DMA/IDX8TAE4q+75ZHcD8Bp KyrX856ksyYk6lEeNko/P3s2ox5fx4QKtHRrbMqEMr63nlvn7jOGMMJsxaAbsVRHXR rXM4BdfdN4Z8QeDyiS3jWr9q0RFO6IX7RSYsQcyPXM5rbRpKcZ3nyB27AuRxiintBf 7AGWw1YgDhKwQ/f6yMcnMkNVDabwBJAxmiHhRxX7307OsWrah5sSxCFwYukRGp/Hrf qvdODddKGdEfINH9SX2gRo8PthC2AYkzYkvTlOIXK4+exk6VML7oZBvch/aR2yn4+z JqyiZm/uQhvfQ== Date: Thu, 21 May 2020 14:51:24 +1000 From: Stephen Rothwell To: Michael Ellerman , PowerPC , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" Subject: Re: linux-next: manual merge of the rcu tree with the powerpc tree Message-ID: <20200521145124.48ae408b@canb.auug.org.au> In-Reply-To: <20200519172316.3b37cbae@canb.auug.org.au> References: <20200519172316.3b37cbae@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/CQMfjLSTVZpJuWvNZ/.x1qE"; protocol="application/pgp-signature"; micalg=pgp-sha256 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Linux Next Mailing List , Nicholas Piggin , Linux Kernel Mailing List , "Paul E. McKenney" Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" --Sig_/CQMfjLSTVZpJuWvNZ/.x1qE Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, On Tue, 19 May 2020 17:23:16 +1000 Stephen Rothwell = wrote: > > Today's linux-next merge of the rcu tree got a conflict in: >=20 > arch/powerpc/kernel/traps.c >=20 > between commit: >=20 > 116ac378bb3f ("powerpc/64s: machine check interrupt update NMI accounti= ng") >=20 > from the powerpc tree and commit: >=20 > 187416eeb388 ("hardirq/nmi: Allow nested nmi_enter()") >=20 > from the rcu tree. >=20 > I fixed it up (I used the powerpc tree version for now) and can carry the > fix as necessary. This is now fixed as far as linux-next is concerned, > but any non trivial conflicts should be mentioned to your upstream > maintainer when your tree is submitted for merging. You may also want > to consider cooperating with the maintainer of the conflicting tree to > minimise any particularly complex conflicts. This is now a conflict between the powerpc commit and commit 69ea03b56ed2 ("hardirq/nmi: Allow nested nmi_enter()") from the tip tree. I assume that the rcu and tip trees are sharing some patches (but not commits) :-( --=20 Cheers, Stephen Rothwell --Sig_/CQMfjLSTVZpJuWvNZ/.x1qE Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl7GCMwACgkQAVBC80lX 0GxDgAgAjBhkbXjQw6c4H9zUJ/eMzz46ZhGjxATiSVcRL9djbp+Vc/KpQO1tkjif bJ0tP19uatDYyD/6eEzPotCk+htDR/rVSJv1kEQlOILCXxWxR6EmccmJryRyIeAc ARG/q+iSSPQrCzT8bPRK20ToK6FQEoX0wAE+c9eScTlI2OO6x6LbeYwKPphzLvZj FjNiUZffxnOJrCc/ru7++ga/YIhNn8YVXKjdk9dNzlS0G5LH87wz4syI8f4T8Pks CK0aH65PfcV+F923TsGDB3+r+GQD5zAZDxhsY2T1moDbVloNx9Cab3EHj1/djDQ6 Y/EBDv6+GEF5EV/D49ExqoET5sa0XQ== =wTU9 -----END PGP SIGNATURE----- --Sig_/CQMfjLSTVZpJuWvNZ/.x1qE--