From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) (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 D204118D63E; Wed, 7 Aug 2024 03:47:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=150.107.74.76 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723002480; cv=none; b=YC8HJCq8/vnGaEZWIB232nbekbbhcSGq7ruYDvxBsW2STLLEV6SuqBZDZQAmVv4qeiiP+qEP/oEOJLwlYrBKgBbNiugLvTYL+NXIJMGrAI0Rd9fH4FS9qGCD/0G0Nd+pyqIBK3tH/QvNweYeOsHDNZg35Rrt+HkzTxheCGnjr1k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723002480; c=relaxed/simple; bh=JbzbilaTSgNsQ5Fef54aFQ6JBT/eCsGG3nXHmjCFTF8=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ZpmQ6cLgFlExABNVq0AHskSfxTr1WUuIT9ybfNuUd1zI/ojzBFq7+o32TDCTNQh8Sr2QE5v4hqFF/aAF+rrPg0E4Z4wCF1D8RKq7DcH2fz4PfvSJzAiPRYmi47x7uxUa9hVWa+FVIuXiPkuF/v5xEUqOUPQEbPJQfWzltIYfLrc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=canb.auug.org.au; spf=pass smtp.mailfrom=canb.auug.org.au; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b=iGxB4yIa; arc=none smtp.client-ip=150.107.74.76 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=canb.auug.org.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=canb.auug.org.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="iGxB4yIa" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=201702; t=1723002475; bh=ecPrlAOTt/SuEzNvaB9lidrUkbWOXZuX3A0HkMCqorg=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=iGxB4yIaVCIQLWECOV+bncrAXf+rnbZ102CLOwtnrA5JVHD8nRyO2hl8R7hvzX5sV zRLiejR+5OMGbcuLePIQ8D2TntkYhdJ00a8x1YonyFj4VzYbw/+2EGWUG3u6CUQNUA hNtwkReQdpsgtfhrFLrfbEndjP2wT3fKs5oA2vKGHLnKyXtipz5t/SI3/9Aup5Y16H JimLUmuWRDNPRb7s5tZW8axdMyfUWywrWOETy/SMWyy0Ez+GnB7aFKznOlntNgW5tD kTnt1n021doyJkorHEBrrNHG9m6+WUh8+oUSCWWFxt6s4o13vax6iCTpGa/ofpKfGK D4wHc657J9WEA== 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) (Client did not present a certificate) by mail.ozlabs.org (Postfix) with ESMTPSA id 4Wdx2z5GjQz4w2J; Wed, 7 Aug 2024 13:47:55 +1000 (AEST) Date: Wed, 7 Aug 2024 13:47:55 +1000 From: Stephen Rothwell To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Peter Zijlstra Cc: Daniel Bristot de Oliveira , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build warning after merge of the tip tree Message-ID: <20240807134755.13ee4d45@canb.auug.org.au> In-Reply-To: <20240801121744.2756e2d5@canb.auug.org.au> References: <20240801121744.2756e2d5@canb.auug.org.au> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/TdzGVNAOCfRXZZ9SophP1Ul"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/TdzGVNAOCfRXZZ9SophP1Ul Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, On Thu, 1 Aug 2024 12:17:44 +1000 Stephen Rothwell w= rote: > > After merging the tip tree, today's linux-next build (arm > multi_v7_defconfig) produced this warning: >=20 > In file included from kernel/sched/build_utility.c:72: > kernel/sched/debug.c:341:57: warning: integer overflow in expression of t= ype 'long int' results in '-100663296' [-Woverflow] > 341 | static unsigned long fair_server_period_max =3D (1 << 22) * NSEC_= PER_USEC; /* ~4 seconds */ > | ^ >=20 > Introduced by commit >=20 > d741f297bcea ("sched/fair: Fair server interface") >=20 > This is a 32 bit build. I am still seeing this warning. --=20 Cheers, Stephen Rothwell --Sig_/TdzGVNAOCfRXZZ9SophP1Ul Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmay7msACgkQAVBC80lX 0GzOnQf+LE2GE7lPefCktWjNs9xeFT5Ov9mH4niowJ99tzNgAIi5dqatDNWlTdAV iZw1YdbjjV2HnGB0bhlgDdZssSpa6JMrNMe10xQjd9voGAtlz0uDu3xzhf3JRCRs OmTE8GkGVkCx2IiTNl8/8O2CWxi0cHC7gQ/MN1ZgSdYcGdwJH6I9tHwpiOarHuVK p1cBNtTwhkrRnoAgjcbKtHjmyAEx8b322Hx75oo4pb8wBjALqzE50uk3E5ck74GY cxMjXvuYr9mabvaftqHVwXjxADmhLRqpogmLMYfsMvAA6tafoYlwMjI0B01dcot1 UCs+pGsEi5skuA/W0Q7hcL5Y3UqBdA== =UTuk -----END PGP SIGNATURE----- --Sig_/TdzGVNAOCfRXZZ9SophP1Ul--