From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from xry111.site (xry111.site [89.208.246.23]) (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 8760316DC28; Sat, 25 Oct 2025 13:02:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=89.208.246.23 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761397381; cv=none; b=T6hX2pPsQrhXzpBhng2IQpFQfbkjHrCndHfl2YbYv2LuK8hWQHO6Hg5I1a+jP5yuH3GuEnBRTV29nJ22UnKJ4P5Idz6ftDYfXmer3xYGqjA65TAffq8z9VPCfC4rgCnTJoC7X/3rMXsszAd6XPa2owORCC+MaE482m3ZZxndBUI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761397381; c=relaxed/simple; bh=ZgL11gmghu1u0zJJAQ8GJBKY01T3xvC5t4LkY4lQKMk=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=M02OpF8Td3ilBazYw42HudyMSNb6mcpujPtn9jz8Dp++c6EZRZPpnf9ZZXM17yJVz6aRRA2BVDgwW26QajMXG+m6F0mIdlZoH/9zDmhu5ruQIijqEBVYRTniRyfZ5Q6FXBv3DNa9yOVtLu+8D/espfbNC8GNUYJvzX0OxzVwoJ4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=xry111.site; spf=pass smtp.mailfrom=xry111.site; dkim=pass (1024-bit key) header.d=xry111.site header.i=@xry111.site header.b=X7yKepI2; arc=none smtp.client-ip=89.208.246.23 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=xry111.site Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=xry111.site Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=xry111.site header.i=@xry111.site header.b="X7yKepI2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xry111.site; s=default; t=1761397372; bh=wa5kbvI1NcBJ15BDxTohZ2py5hqHQxhiLr45hAYayx8=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=X7yKepI2uUSP2mSweLEeU73GKzletV1pu6JUimUejLupHE7CG8cVM/lNIzowCLdF5 Vb6Z1bktsORX6Uk47PohxEDM1gZADP0R0NG+g5CBYkGtKAmGuiXeF+ZpN7qSkmWpEX 4zO7DXKtRLkqF4NZY3+DXKSI0Vko3ara6Wve5KzY= Received: from [127.0.0.1] (2607-8700-5500-e873-0000-0000-0000-1001.16clouds.com [IPv6:2607:8700:5500:e873::1001]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature ECDSA (secp384r1) server-digest SHA384) (Client did not present a certificate) (Authenticated sender: xry111@xry111.site) by xry111.site (Postfix) with ESMTPSA id 621E466C0E; Sat, 25 Oct 2025 09:02:48 -0400 (EDT) Message-ID: <274fe4e6ff05401bc43d952efe69908fe052d875.camel@xry111.site> Subject: Re: [PATCH V2] LoongArch: Align ACPI structures if ARCH_STRICT_ALIGN enabled From: Xi Ruoyao To: Guenter Roeck , Huacai Chen Cc: Nathan Chancellor , Huacai Chen , loongarch@lists.linux.dev, Xuefeng Li , Guo Ren , Xuerui Wang , Jiaxun Yang , linux-kernel@vger.kernel.org, stable@vger.kernel.org, Binbin Zhou Date: Sat, 25 Oct 2025 21:02:45 +0800 In-Reply-To: <0104bccd-d3a2-4f6b-8838-0acf0563c4b6@roeck-us.net> References: <20250910091033.725716-1-chenhuacai@loongson.cn> <20250920234836.GA3857420@ax162> <899f2dec-e8b9-44f4-ab8d-001e160a2aed@roeck-us.net> <0104bccd-d3a2-4f6b-8838-0acf0563c4b6@roeck-us.net> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.58.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Fri, 2025-09-26 at 11:27 -0700, Guenter Roeck wrote: > > > I see that the patch made it into the upstream kernel, now breaking b= oth > > > mainline and 6.16.y test builds of loongarch64:allmodconfig with gcc. > > >=20 > > > Since this is apparently intentional, I'll stop build testing > > > loongarch64:allmodconfig. So far it looks like my qemu tests > > > are not affected, so I'll continue testing those for the time being. > >=20 > > See=C2=A0https://gcc.gnu.org/PR122073=C2=A0and > > https://github.com/acpica/acpica/pull/1050. > >=20 >=20 > I understand that. Every compiler has bugs. Normally workarounds are impl= emented. > Since that won't happen here, my remedy is to stop testing the affected > configuration(s). I do this whenever I learn that a known problem won't b= e fixed. > The above is not a complaint, just an information. Hi Guenter, The mainline should be already fixed with 6e3a4754717a ("ACPICA: Work around bogus -Wstringop-overread warning since GCC 11") now. The commit is Cc'ed to stable so we can expect 6.16.y will be fixed soon as well. --=20 Xi Ruoyao