From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 48B8A347535; Fri, 10 Jul 2026 21:03:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783717412; cv=none; b=VgxiqsP8FjYUrIi9142UBk5MuBpNVZTvmaHCZgJ+YILrhfGZVKDLmTPvcVhviwOoTvXeRIyKCMSbUrfYiX/1dpH/IyvSA+YSUL/DlEVYmzp4N+MfwrGi3TqrLz6Sa1PYD4wgprcfvcMBkfykc8G+JSY+gdyKGIeWioh76Kf1oQ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783717412; c=relaxed/simple; bh=QblUx/ap3+o1+PyVsNXtmBYuaFLSHxR56lIoHGPqr4Y=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FlfXlLC7PKPxBxbzbQNehR5fZgdD9/fxCc7heLIF39UA74J0Gy23/PW9oJ91BxZa9d6lJyd04O5Mi3wS58SSGgavybmqI1q069n8NRYxTRVjdcH5BhIhKGXpF+YxB3WgnAIDT4Dlmog4rFZ4Z7PDE5wbsOmHIvAWzpEtwNUCEkQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Uab5EaWf; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Uab5EaWf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EBCBD1F00A3E; Fri, 10 Jul 2026 21:03:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783717410; bh=EYazxkYQmUsgPzsmOv8+UJeTiBmiNuPQux5HbSSpMH4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Uab5EaWfGxTu8hvbuAHR74jr8kom6DNC6kz0GRJ9mgxa2uxvX01WUmvrMwZeE6p9Y XQEGuccb95krqK5z3BHJ+11bMyqow7H7UvnLKUut/XnuU1BbjkkjHwOw8WUkqgcFvJ 0/JYMtOWQoZCGdBAGz3T6RrXZPh18tXl/ZZAbsmbU/vMcOAaQjow9NuznopKhnk8ZB jeezivJ2vXimEHO6oYTJTPtORAvuJBitfWcN0QnTPMZSziiVuAJSuCpVMRjoSGxQOr pAa1BDwkQJUiAcynu+QWgwoBSfvJnbpT8jWzWkZqkUlFegZGxxcnvZgLyh20tT3QJ1 WSnTP3dTxP8IQ== From: Sasha Levin To: Greg Kroah-Hartman , Huacai Chen Cc: Sasha Levin , Xuerui Wang , stable@vger.kernel.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, Huacai Chen Subject: Re: [PATCH for 6.6] LoongArch: Add PIO for early access before ACPI PCI root register Date: Fri, 10 Jul 2026 17:03:03 -0400 Message-ID: <20260710163023.agent5-0007@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260710122613.1596480-1-chenhuacai@loongson.cn> References: <20260710122613.1596480-1-chenhuacai@loongson.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Thu, Jul 10, 2026 at 08:26:13PM +0800, Huacai Chen wrote: > commit 6061e65f95713b01f4313cda6637dfe3aa5412b4 upstream. > > For ACPI system we suppose the ISA/LPC PIO range is registered together > with PCI root bridge. But the fact is there may be some early access to > the ISA/LPC PIO range before ACPI PCI root register (most of them are > due to abnormal BIOS). Queued for 6.6, thanks. I fixed up one context line in arch/loongarch/kernel/acpi.c that didn't match the 6.6.y tree. -- Thanks, Sasha