From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A1FC6C4345F for ; Sun, 21 Apr 2024 09:40:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Subject:Cc:To:From:Message-ID:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=P+Ifv5TBgRh8ZtNor3tYBEykp0FVJx9XVNaumxbUPOg=; b=mxA6BSB61axp4H 3FMGc70u8Io28qH1R2P6ilN57WQOTluV3lSZ1oEz/LgLyxqfUUvJjl3L4XAfN50QjHt98RdkN29hr N2f9WXaOJeMl+7qz0huwkmw7S0UYuHQC07x1W3dCAUIWfj4XZ4FQSYtncGwAnrFOOjZzZQxnokLB2 kd25bYXihgBYuiEQTNmpm6C3k22JexqwSXjKjs1p0nY/+Jhr46uzMB5cM8YI9IIuR+gnQyYZDEM2k owrp8OJkIWyUZSn2fHlOT/BPSeAk/4FAJEURAr77x6q+u+aHwOhWH35nzAVDHsRdyIfCYMpn0VgxC 1iCC2r3Yn5EC8VOeXOLQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1ryTgH-0000000AF7y-29jk; Sun, 21 Apr 2024 09:40:17 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1ryTgE-0000000AF7L-3Qw1 for linux-arm-kernel@lists.infradead.org; Sun, 21 Apr 2024 09:40:16 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id DBFEB60B37; Sun, 21 Apr 2024 09:40:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 33BBDC113CE; Sun, 21 Apr 2024 09:40:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1713692412; bh=A+bRmPKjoz96xGNaOFtiFcdMLMA2ZVOlTHGFWBCSG64=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=RK38kFE3LJvSK7zCn3VlbNvu4ip84JeaPzVMnFJgBVNNUlJVPJSP8JSoT7aZIbL/2 wTGtyk4tDzvh81dliviioBdZ0ntdTXF4vLviKB23XzwqUAjjwFs/aVYjUkwGr3SKxZ nVHNbQXgAEwJOW6jAzzK1YEVApVE4sz0AaR3M4q5nc46QzoxUifVj4EngekcHRCWsG YuSrp/ryVfmSGdLSdI8aaBWJCvL1A8YkWHrk4/xjMSUGO758GZtYbQfTWmA0PlaMav VqqtaQXqyetaL11nV3GOrz6aBa4WE+nsDetuZbcEzDe1a9oGDvwivaDsrS7QFk/RRs JC6GeGzA6SDYA== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1ryTg9-006VoM-TW; Sun, 21 Apr 2024 10:40:10 +0100 Date: Sun, 21 Apr 2024 10:40:09 +0100 Message-ID: <86plujqcjq.wl-maz@kernel.org> From: Marc Zyngier To: Shiqi Liu Cc: catalin.marinas@arm.com, will@kernel.org, broonie@kernel.org, anshuman.khandual@arm.com, suzuki.poulose@arm.com, miguel.luis@oracle.com, joey.gouly@arm.com, oliver.upton@linux.dev, jingzhangos@google.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64/sysreg: Update PIE permission encodings In-Reply-To: <20240421063328.29710-1-shiqiliu@hust.edu.cn> References: <20240421063328.29710-1-shiqiliu@hust.edu.cn> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/29.2 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: shiqiliu@hust.edu.cn, catalin.marinas@arm.com, will@kernel.org, broonie@kernel.org, anshuman.khandual@arm.com, suzuki.poulose@arm.com, miguel.luis@oracle.com, joey.gouly@arm.com, oliver.upton@linux.dev, jingzhangos@google.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240421_024014_930455_EDB78F47 X-CRM114-Status: GOOD ( 12.03 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sun, 21 Apr 2024 07:33:28 +0100, Shiqi Liu wrote: > > Fix left shift overflow issue when the parameter idx is greater than or > equal to 8 in the calculation of perm in PIRx_ELx_PERM macro. > > Fix this by modifying the encoding to use a long integer type. > > Signed-off-by: Shiqi Liu Nice catch. Acked-by: Marc Zyngier M. -- Without deviation from the norm, progress is not possible. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel