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 36B88CD5BA9 for ; Thu, 13 Nov 2025 09:18:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9LEAsRafSmZYwpP5pAMy7aN+qLEXxlxStYW+NCVLHFs=; b=ucr7189fhqh7Z8wuuERu6ww/zV BNCENu2IFy8q14cnJJsupKHcxVyLWWn0ARGT/uzgSFc9rVcJmGMDF/o5GPpq0ESHqCpYHwGSZYDIZ cDfuXqYMdWyxmfSjoTRIyrOlu5R7EB0aW1rUbThl8dIei/qlhUtfoj1RZChvCuNhl9HchP6grP8LQ 5y2W39ofVBevvSSuLdQWDIupera38c6lZXfRqhreApoijuqWWvz5Wq2BM8YPPUUQf7gh+7tredH7C FasIRfUdymOw7M51hoGJXas74lCwSF6iwkSDaRpp8T1CpPcpqixn2gXqwuCMmiVdS7X6Xb3xvvGzf CPqtBKyg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJTTh-0000000AAwr-0pN3; Thu, 13 Nov 2025 09:18:53 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vJTTe-0000000AAwY-3iUz for linux-arm-kernel@lists.infradead.org; Thu, 13 Nov 2025 09:18:52 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6D06112FC; Thu, 13 Nov 2025 01:18:41 -0800 (PST) Received: from [10.163.74.57] (unknown [10.163.74.57]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 1D4783F66E; Thu, 13 Nov 2025 01:18:46 -0800 (PST) Message-ID: Date: Thu, 13 Nov 2025 14:48:44 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/6] arm64/mm: TTBRx_EL1 related changes To: linux-arm-kernel@lists.infradead.org Cc: Catalin Marinas , Will Deacon , Ryan Roberts , Ard Biesheuvel , linux-kernel@vger.kernel.org References: <20251103052618.586763-1-anshuman.khandual@arm.com> Content-Language: en-US From: Anshuman Khandual In-Reply-To: <20251103052618.586763-1-anshuman.khandual@arm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251113_011850_991894_08035E09 X-CRM114-Status: UNSURE ( 9.60 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 03/11/25 10:56 AM, Anshuman Khandual wrote: > This series contains some TTBRx_EL1 related changes, aimed at standardizing > TTBRx_EL1 register field accesses via tools sysreg format and also explains > 52 PA specific handling methods via a new macro along with in code comments > > This series applies on v6.18-rc4 > > Cc: Catalin Marinas > Cc: Will Deacon > Cc: Ryan Roberts > Cc: Ard Biesheuvel > Cc: linux-arm-kernel@lists.infradead.org > Cc: linux-kernel@vger.kernel.org > > Anshuman Khandual (6): > arm64/mm: Directly use TTBRx_EL1_ASID_MASK > arm64/mm: Directly use TTBRx_EL1_CnP > arm64/mm: Represent TTBR_BADDR_MASK_52 with TTBRx_EL1_BADDR_MASK > arm64/mm: Ensure correct 48 bit PA gets into TTBRx_EL1 > arm64/mm: Describe 52 PA folding into TTBRx_EL1 > arm64/mm: Describe TTBR1_BADDR_4852_OFFSET > > arch/arm64/include/asm/asm-uaccess.h | 2 +- > arch/arm64/include/asm/assembler.h | 3 ++- > arch/arm64/include/asm/mmu_context.h | 2 +- > arch/arm64/include/asm/pgtable-hwdef.h | 23 ++++++++++++++++++++--- > arch/arm64/include/asm/pgtable.h | 5 +++-- > arch/arm64/include/asm/uaccess.h | 6 +++--- > arch/arm64/kernel/entry.S | 2 +- > arch/arm64/kernel/mte.c | 4 ++-- > arch/arm64/mm/context.c | 8 ++++---- > arch/arm64/mm/mmu.c | 2 +- > 10 files changed, 38 insertions(+), 19 deletions(-) Gentle ping. Beside [PATCH 4/6] (which can be dropped as indicated by Mark) any concerns regarding reset of these changes here ?