From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 D6560EEA8; Thu, 15 Jan 2026 21:31:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.92.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768512664; cv=none; b=Qz/MApQu/Hn8cvvcSoiCwz/B7AgbQNVcsCOgVNDWHx/KJJ03PDGKRiZ08m8A8T3ch6b/mgonTi2Cxz+dGb+Rj559yES4UGUxlneqDKMDyLM0EEIAVFbinY7Z3BxJmNq2WFq4s2qa6QOoHUKg8T7Ua9CHkqramrQorcdl8mwWpVo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768512664; c=relaxed/simple; bh=wWdi1yjzITr/KyeB35zzyJq2Nt+yrxqjCmmCrZIelKo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=YVL2/kQ1kdNvQ4tcVuD4a24Ezik24jF0gleoE6A4Tb8X/7Ga30Dz6SyzevSq399dDet+2LQO7Ci9RPImfE68hUwel6XF/dAQolyUSncpQRIIpiUjNrSZzqoGdt5QM08JvezuxaQAMSHArMP3GFdEDZ6wa4xQf2T0J7zqhEijDcs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=qyfZJm61; arc=none smtp.client-ip=90.155.92.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="qyfZJm61" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=wWdi1yjzITr/KyeB35zzyJq2Nt+yrxqjCmmCrZIelKo=; b=qyfZJm61wo8lm4z3OuFfosea4Z O8Vw0fb3KCo9odHXhgCzNJJ5IzPmSeMh5gMmn4O7GvqpRg/l/AAkmEFr3osM0YPolUPPXVsGHX6TI k8jkIKHkaDR/Uss+Ut17oy13kUxM+QeVHqUD2UTZTp6uTPEtGV7NGIYWvKeAnGC4QziZ67w9/DXy1 +GEmenKQyE5861w3fMtt+x8U5FG2SlD2u+0aiKwaOIAzMx3bIW+u/OcutwZKqE/vxDVXAf0Nlap9F kj0yR5itWZuljtjotAFOPOjcVFejiaQGQNe9kThT81aD1MxEyX8RF9/s37VKod8lNV8WX9xCcSmWT msWsuwHA==; Received: from 77-249-17-252.cable.dynamic.v4.ziggo.nl ([77.249.17.252] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1vgUvf-00000007fnq-0N3a; Thu, 15 Jan 2026 21:30:55 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 9B05F3003C4; Thu, 15 Jan 2026 22:30:54 +0100 (CET) Date: Thu, 15 Jan 2026 22:30:54 +0100 From: Peter Zijlstra To: Linus Torvalds Cc: Thomas Gleixner , kernel test robot , Ian Rogers , oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, x86@kernel.org, sparse@chrisli.org, linux-sparse@vger.kernel.org, Marco Elver Subject: Re: [tip:timers/vdso 12/14] net/rds/ib_cm.c:96:35: sparse: sparse: incorrect type in argument 1 (different modifiers) Message-ID: <20260115213054.GF831050@noisy.programming.kicks-ass.net> References: <202601150001.sKSN644a-lkp@intel.com> <87v7h23cb0.ffs@tglx> <20260115211120.GD831050@noisy.programming.kicks-ass.net> Precedence: bulk X-Mailing-List: linux-sparse@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Jan 15, 2026 at 01:19:14PM -0800, Linus Torvalds wrote: > Eventually we can just force that everywhere, but as Al pointed out in > another thread, we're not quite there yet (ie we'd need clang-19.0.1 > and gcc-8.4 to be able to just switch entirely over to > __typeof_unqual__). GCC-14 :-/ The GCC-8.4 one was the function return value trick.