Received: by 2002:a05:6500:1b8f:b0:1fa:5c73:8e2d with SMTP id df15csp1227635lqb; Thu, 30 May 2024 04:28:31 -0700 (PDT) X-Forwarded-Encrypted: i=3; AJvYcCVleLza77hZ6VEXbIoVuU0oaGIhNX+5KREuRQZc+se7bGKfiJwzd+LXb+oljjKr/AAUKGkxoaYWsLH/KdGuMmCtAE3iJvaAUUNaKJzecA== X-Google-Smtp-Source: AGHT+IEHSMP3ETS7gIlHHg2lzQksUmKgXVTiXPpfg9rj0kNv6iTeUDaillZTl8eP/yHQeO5rmO33 X-Received: by 2002:a17:903:2bce:b0:1f3:16ac:8b06 with SMTP id d9443c01a7336-1f61a4db0abmr25231395ad.59.1717068511232; Thu, 30 May 2024 04:28:31 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1717068511; cv=pass; d=google.com; s=arc-20160816; b=EgBqvx0ARV4o2eI+l7GXdwqlpZu+HSJ8oh0rKpNo2KXXgs5Ol5OYPpCIMxkuwpY/0w JJWoTYXu1MUe6CBfv0u+2NdIuVJqIxCdY3tgKH+op3zRMVbfLmsino7TLZJu/Acd48E3 +Srrnm1Y17yNA9+5J8Ek5htreNAc6d5kgJdgZV4/V1w0hyWtkz1OFzQrp4PZIGjYmPaj fMfwkKyQF2XDzF9QI6T7Y0K4FeUJ3E5sCY+pNdi9s3ni0Tthim/1x4EWwGXEOjUfnc1N IcdWSzzvMSM7PY3IcTTetSqOo1X0TUoWfJUExkRHCEQcbD7ZIvrm6tPnVmLDoeJ3iLCi lpEw== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-disposition:mime-version:list-unsubscribe:list-subscribe :list-id:precedence:message-id:subject:cc:to:from:date :dkim-signature; bh=C3aQb6JPSLA0vR1HV26cZ06UOE6cfzVSl7Yfa+8f+ZQ=; fh=PsSTaVnn8G+PwV7dbrLvnCpGqFAQeyNg1ekUuMLtmJg=; b=ZcNFOhQdMTLhK75aoF8U8QQ7DRW5yDsHCwFLNkQEDJpNfTJ0lN7y7cKDZbj+ntqa7V ivv06YzF6NTdL1CkbjQfL2Xzz6POJmZWMcdgSEL6gOxm/Q38U1fuD+cGMSz9B9cGNhhs BzeIIryfBWoyd+Hd+JSHsReU+WCTht4ybcZ0NawJXiarYwHK6PWR94mA65avXZjsFK3n hj0eoXpXAjcfl5xLj1aTELvCX95TwmRSLOCmcVuTLM/BrNP4BBX6SR8bBmpOn6P0Dpxx FtfOvdudRz9Ghi50LzIwJJC4qo4jjKLhVhQLMnz3jNNGg+ksMrmTkr3BsJll8WmQs1/g e7sA==; dara=google.com ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=FMb4nAQj; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-195307-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-195307-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from sv.mirrors.kernel.org (sv.mirrors.kernel.org. [139.178.88.99]) by mx.google.com with ESMTPS id d9443c01a7336-1f44c7cae74si117928845ad.176.2024.05.30.04.28.30 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 May 2024 04:28:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-195307-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) client-ip=139.178.88.99; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=FMb4nAQj; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-195307-linux.lists.archive=gmail.com@vger.kernel.org designates 139.178.88.99 as permitted sender) smtp.mailfrom="linux-kernel+bounces-195307-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id DC35B28576A for ; Thu, 30 May 2024 11:28:30 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 075A7176AC2; Thu, 30 May 2024 11:28:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FMb4nAQj" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2C04D174EC3 for ; Thu, 30 May 2024 11:28:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717068505; cv=none; b=bJlfXmkUAoCmjPYq0gypa/EDd0oVMJkLDnAjI3ksBiPfE7W/lRwRm/edhtypXr5FUgoO9L+gbaBttO1q3SLQCBeHtJ2+8Ao6qDujZ3BqJDuAI0lF5PEK4L0StXWkRKWTd9V/BrKUZNI/cvq7BFbvmOSmiVj8FnLo+8yNcWrFX64= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717068505; c=relaxed/simple; bh=C3aQb6JPSLA0vR1HV26cZ06UOE6cfzVSl7Yfa+8f+ZQ=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=R4q/xwKAyttgM5h146L4EPfxzTMc2Ewb8wlYVoRnmHEUSa/+BIJQrsmEViEv3Usp8Zsru+CTUOqU//LLkNwAXF+d67y0sjZqBIT/niCT+moxytZW3WxdgQykTkIMohB8nPKnZkd6ZdhbHXvc4WkssRt+uGba54essy981Lpxegk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FMb4nAQj; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 21AE7C2BBFC; Thu, 30 May 2024 11:28:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1717068504; bh=C3aQb6JPSLA0vR1HV26cZ06UOE6cfzVSl7Yfa+8f+ZQ=; h=Date:From:To:Cc:Subject:From; b=FMb4nAQj1Ufa25zkruDyLNSQ0l+m2byYFkzJ583noIcFl0JUQ+jOXiaDoN+st2++R TbuqOxeTZBcdn6OMrt7xfpngoFRl/szGx/17NRVxlCXgbpSZpRG9cVNSX4SHEBCTRo B9WHrhE400CcTyXlc5/IhwDHStLofV0RL0f+wzKSd+3IHpVAfj+Ek1oSa6BI8ykvYZ uCpcqUiYoXRCeiV5BdTs0/RnmJhvJgvP1PwOnqzjz1bELt/PKHrV/5LKX0wC1ukSPC gMuqXwm21Ttpb42qFKGT5woBWDAuHxyf5YjfhkVN5CMmiI45yG/I8YN94ZCoyPoZyQ xQUaLuaX1kAWA== Date: Thu, 30 May 2024 12:28:20 +0100 From: Mark Brown To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org Subject: Build breakage for imx_v6_v7_defconfig Message-ID: <54798f68-48f7-4c65-9cba-47c0bf175143@sirena.org.uk> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="C3IpPR90RR6OWV7K" Content-Disposition: inline X-Cookie: To err is human, to moo bovine. --C3IpPR90RR6OWV7K Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Paul, Your patch "rcu-tasks: Remove open-coded one-byte cmpxchg() emulation" in -next (which I can't see on any list though I can see some similar bug reports about it?) breaks the build on arm imx_v6_v7_defconfig: arm-linux-gnueabihf-ld: kernel/rcu/update.o: in function `rcu_trc_cmpxchg_need_qs': update.c:(.text+0x318): undefined reference to `__bad_cmpxchg' arm-linux-gnueabihf-ld: kernel/rcu/update.o: in function `rcu_read_unlock_trace_special': update.c:(.text+0x3ec): undefined reference to `__bad_cmpxchg' arm-linux-gnueabihf-ld: kernel/rcu/update.o: in function `trc_read_check_handler': update.c:(.text+0x480): undefined reference to `__bad_cmpxchg' arm-linux-gnueabihf-ld: kernel/rcu/update.o: in function `trc_inspect_reader': update.c:(.text+0x1568): undefined reference to `__bad_cmpxchg' arm-linux-gnueabihf-ld: update.c:(.text+0x1598): undefined reference to `__bad_cmpxchg' arm-linux-gnueabihf-ld: kernel/rcu/update.o:update.c:(.text+0x1d10): more undefined references to `__bad_cmpxchg' follow Other configs I test, including bcm2835_defconfig (armv6), multi_v5_defconfig and multi_v7_defconfig build fine for 32 bit arm. Thanks, Mark Thanks, Mark --C3IpPR90RR6OWV7K Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmZYYtQACgkQJNaLcl1U h9DXQwf/ULYHMIdv1g/t9PwaL5yBgCdt7FSz/57YNJSpjMT94+KaOnGNOxT7rSHZ Y0b4g+MG+3c9Ys4779UQqmIDTBcTa51JkFnie0muPgrZ1hIAvwSLfFZcr2ULDcEk 0Xv0yHP5wAYkeH+si1soAH0t8gOWIucSy0RL2yxRSRXnhkC2DpFHxQ9EdbKcBjlQ TvTuY/emUaCBOEG+JEG/XGlKId9Dib1fiD1+Tsdygr9knAFChHxQyjpIXlXzgZpa Yj1adO0XxP7KDN9d6r+FAkh/Ln3x1NeA7Fsb/uKVIbBjWYxOq2TDoW2FKaKpCNWm Dz/LJdw+Suvd8yNq8tqnFhYHlqePoQ== =bADg -----END PGP SIGNATURE----- --C3IpPR90RR6OWV7K--