From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) (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 E353443E49A for ; Fri, 27 Feb 2026 15:18:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=78.32.30.218 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772205521; cv=none; b=cD+a6608yw+LBDTO6SazVpzB0UqTfl0MguRKIlJvxtX4qqoKqgl8Fb3r9bzjYiWD5TtXmVIJTOd/g+O/XoG852mhNCjzOQ49i+WbriT2gQjUY7cBlIh/ghAFtGs7Re6lawmQ3G/LgqFwdxYlTml65aViBgyFr/gvSxhKhnmzyOQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772205521; c=relaxed/simple; bh=UBkZpRH2/PRrgsQH+oZrQQicn9h7cymmIyro/uVLHn4=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=DBVJz3Bgc5Sggg9hgaCi9ZtZaopV38Yg8jUyQGk1YuiBh9dQAVQLPJnZ3RBolthLbTRTHtcigDl4Svqd+xaME4RjlZLlXVb/5OrGBJl4O7sgcoC4qFnlpmIIfpSZDQqZZKn1jcwPlsx95lq3CJqdqGZaP19p4BG2ZRAg8mKhGVk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk; spf=none smtp.mailfrom=armlinux.org.uk; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b=c19yThi8; arc=none smtp.client-ip=78.32.30.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="c19yThi8" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:Content-Type:MIME-Version: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=t1Hf6lOuL/RzLUoGC5aThpJ+W9Ml69mlfHZtXwUlafo=; b=c19yThi8C41VK49OhNEt4zZh2t gxjN48N5E77P5B0WUpt/kXA/oU2L9FgMFGF+vARxd88aQW0SpWbOmDY1m0dYLcrj59RohjCHTZtsV TDplukBgAlv2a5RFBjwxOaqpfva+CQPCDYKzSCgp86CUEr5Y2IwbqJHFG8CrObN6S7TuGwZOKHkhe 2M/JBUhMesJR+dptfKUoO9E8a+9MElu8OPrhUiD9NKZ8Wk80TqZNTfwHZKOGwqU8XkyEBxEH8J+RL kjCO/uud8t29J8n38FRXKTHrDm+N0KQkJmt/SaIde/ipFC/KFd7VE5T/+PJHuLlagylNO5YGS/Yys H0GhWMRg==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:42646) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1vvzbo-000000000xd-2JuX; Fri, 27 Feb 2026 15:18:28 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1vvzbm-000000003Av-0msw; Fri, 27 Feb 2026 15:18:26 +0000 Date: Fri, 27 Feb 2026 15:18:26 +0000 From: "Russell King (Oracle)" To: linux-arm-kernel@lists.infradead.org Cc: Clark Williams , linux-rt-devel@lists.linux.dev, Sebastian Andrzej Siewior , Steven Rostedt Subject: [PATCH 0/6] ARM: cleanup fault handling Message-ID: Precedence: bulk X-Mailing-List: linux-rt-devel@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: Russell King (Oracle) Hi, This series cleans up the 32-bit ARM fault handling: 1. ensure a consistent IRQ state in the user fault processing path. 2. split vmalloc fault processing in a similar way to x86 3. move is_..._fault() to the local fault.h header file 4. update the FSR deifnitions using BIT() and GENMASK() 5. move LPAE/non-LPAE specific FSR bits/masks along side users 6. get rid of #ifdefs within is_..._fault() by providing a LPAE and non-LPAE versions. arch/arm/mm/fault.c | 158 ++++++++++++++++++++++++---------------------------- arch/arm/mm/fault.h | 42 ++++++++++++-- 2 files changed, 109 insertions(+), 91 deletions(-) -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!