From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out2-smtp.messagingengine.com (out2-smtp.messagingengine.com [66.111.4.26]) (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 D9196537FD for ; Wed, 10 Jan 2024 20:41:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arndb.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arndb.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=arndb.de header.i=@arndb.de header.b="QfuJRDsj"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="r//zchEx" Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailout.nyi.internal (Postfix) with ESMTP id D4BCC5C0186; Wed, 10 Jan 2024 15:41:21 -0500 (EST) Received: from imap51 ([10.202.2.101]) by compute5.internal (MEProxy); Wed, 10 Jan 2024 15:41:21 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arndb.de; h=cc :content-transfer-encoding:content-type:content-type:date:date :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm2; t=1704919281; x=1705005681; bh=eFODf4Agdpx7lXjTCz0ChZngiyTF6lfwBZodPbLs9O8=; b= QfuJRDsjgTWPUaX4VyOHvxcWV0NBJGHZTpQ9CHKysjhnJb2pFdQKJ9CUkgPUHu9B +3YljebfGjgaTS44P7S2FRTjJWe0WwOmhYwso3gdZ4E+h3oxQJnT+kijFpzHeYHe 3M0yGeg2ivI6PG5RVxVk1tBTYSNf6pKD6bpUxArcYjGleU0zdcgNxviF5htTzBX4 4NMZHrdMS6fJE6+PmWwIolb066RxyC13iPtBctmMrJ6aJlcWAn6ODg+2BC5fskWx DAaJyqNSUySXoyDzGfVTU/zzpfAzUS6/0PkzagU845zoFA8jZ1Q2G2wFm+aQGMX/ ZgG6KE4ITX48Aq6/sRyDFw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t=1704919281; x= 1705005681; bh=eFODf4Agdpx7lXjTCz0ChZngiyTF6lfwBZodPbLs9O8=; b=r //zchExsAsSp9UXHyVoFYqwHrtFViiH67HL5WMP36/IxR6WSQ9jZVFiDMsAhQrR6 5D+bI4Nd/mWCJNPF769JzO0URLya832S3T0z/SbyGL9BUkdZWpdrtOOO2H0qvQby goFm6teCdaKPqxaQ4ILxrakfjL8SU68lUIx00vFOjdG3HK/myH2wDeDhtS+SPnmw gvPQ8T0w81Vc5Z5eX8sjnXigho2rO3rC8m0Q1A18i7KHMv3SWd2xZoictHSGP5Tu 0rltAqmDKKuQsnb4XznYYuat+GgQDRG8xgTfXDthFroU84nxgF/lp3o+QjwSRP2d CSRU66X6BC5RPkVSQcBwQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvkedrvdeiuddgudefjecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpefofgggkfgjfhffhffvufgtgfesthhqredtreerjeenucfhrhhomhepfdet rhhnugcuuegvrhhgmhgrnhhnfdcuoegrrhhnugesrghrnhgusgdruggvqeenucggtffrrg htthgvrhhnpeejgefhuedtjeejheduveegheevudffjeekhfevfefgtedtheegieeludef uedvhfenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpe grrhhnugesrghrnhgusgdruggv X-ME-Proxy: Feedback-ID: i56a14606:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id 7F993B6008D; Wed, 10 Jan 2024 15:41:21 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-1374-gc37f3abe3d-fm-20240102.001-gc37f3abe Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: In-Reply-To: References: Date: Wed, 10 Jan 2024 21:41:00 +0100 From: "Arnd Bergmann" To: "Thomas Voegtle" , linux-kernel@vger.kernel.org Subject: Re: Build error kernel/cgroup/rstat.c on v6.7-1959-gaffc5af36bbb Content-Type: text/plain;charset=utf-8 Content-Transfer-Encoding: quoted-printable On Wed, Jan 10, 2024, at 20:50, Thomas Voegtle wrote: > Hello, > > building v6.7-1959-gaffc5af36bbb I get this: > > ... > CALL scripts/checksyscalls.sh > DESCEND objtool > INSTALL libsubcmd_headers > CC kernel/cgroup/rstat.o > kernel/cgroup/rstat.c:218:22: error: no previous prototype for > =E2=80=98bpf_rstat_flush=E2=80=99 [-Werror=3Dmissing-prototypes] > __weak noinline void bpf_rstat_flush(struct cgroup *cgrp, > ^~~~~~~~~~~~~~~ > > > git bisects points to: > > commit 0fcb70851fbfea1776ae62f67c503fef8f0292b9 (refs/bisect/bad) > Author: Arnd Bergmann > Date: Thu Nov 23 12:05:06 2023 +0100 > > Makefile.extrawarn: turn on missing-prototypes globally > > > My config is attached. > openSUSE Leap 15.5 x86_64 with gcc 7.5.0 > > > Is this already known? There is a workaround in linux-next, see commit 15fb6f2b6c4c ("bpf: Add __bpf_hook_{start,end} macros") I assume this will be merged soon. Arnd