From nobody Wed Apr 8 17:26:45 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 39019FA3741 for ; Thu, 27 Oct 2022 17:01:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236831AbiJ0RBq (ORCPT ); Thu, 27 Oct 2022 13:01:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54650 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236807AbiJ0RBk (ORCPT ); Thu, 27 Oct 2022 13:01:40 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D9F31911D5; Thu, 27 Oct 2022 10:01:35 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id A799BB82716; Thu, 27 Oct 2022 17:01:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F414EC433C1; Thu, 27 Oct 2022 17:01:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666890093; bh=9Ab+7kjacFVu0GE7LCnthBKvDfAV+vHoprFlEc2CDkU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Xu9Kdzr45EmB0MYUCfUYep9a0KhIcmZLvGrqHjmCJuakXgwT0En0Myj4J7w+mhb00 4oSggMrjUhC62hVeWNfjfP5PNgNGObWcwd4Bihj+Lo2dXyxF5Z8D10dg7lJDc7V4Ye o0pBySKZu7dhehWLfgKi+8shxS+6qDTIezVfpgCk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Anshuman Khandual , Evgenii Stepanov Subject: [PATCH 5.15 02/79] arm64/mm: Consolidate TCR_EL1 fields Date: Thu, 27 Oct 2022 18:55:00 +0200 Message-Id: <20221027165055.004242716@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221027165054.917467648@linuxfoundation.org> References: <20221027165054.917467648@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Anshuman Khandual commit e921da6bc7cac5f0e8458fe5df18ae08eb538f54 upstream. This renames and moves SYS_TCR_EL1_TCMA1 and SYS_TCR_EL1_TCMA0 definitions into pgtable-hwdef.h thus consolidating all TCR fields in a single header. This does not cause any functional change. Cc: Catalin Marinas Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Acked-by: Catalin Marinas Signed-off-by: Anshuman Khandual Link: https://lore.kernel.org/r/1643121513-21854-1-git-send-email-anshuman.= khandual@arm.com Signed-off-by: Will Deacon Cc: Evgenii Stepanov Signed-off-by: Greg Kroah-Hartman --- arch/arm64/include/asm/pgtable-hwdef.h | 2 ++ arch/arm64/include/asm/sysreg.h | 4 ---- arch/arm64/mm/proc.S | 2 +- 3 files changed, 3 insertions(+), 5 deletions(-) --- a/arch/arm64/include/asm/pgtable-hwdef.h +++ b/arch/arm64/include/asm/pgtable-hwdef.h @@ -273,6 +273,8 @@ #define TCR_NFD1 (UL(1) << 54) #define TCR_E0PD0 (UL(1) << 55) #define TCR_E0PD1 (UL(1) << 56) +#define TCR_TCMA0 (UL(1) << 57) +#define TCR_TCMA1 (UL(1) << 58) =20 /* * TTBR. --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -1094,10 +1094,6 @@ #define CPACR_EL1_ZEN_EL0EN (BIT(17)) /* enable EL0 access, if EL1EN set */ #define CPACR_EL1_ZEN (CPACR_EL1_ZEN_EL1EN | CPACR_EL1_ZEN_EL0EN) =20 -/* TCR EL1 Bit Definitions */ -#define SYS_TCR_EL1_TCMA1 (BIT(58)) -#define SYS_TCR_EL1_TCMA0 (BIT(57)) - /* GCR_EL1 Definitions */ #define SYS_GCR_EL1_RRND (BIT(16)) #define SYS_GCR_EL1_EXCL_MASK 0xffffUL --- a/arch/arm64/mm/proc.S +++ b/arch/arm64/mm/proc.S @@ -46,7 +46,7 @@ #endif =20 #ifdef CONFIG_KASAN_HW_TAGS -#define TCR_MTE_FLAGS SYS_TCR_EL1_TCMA1 | TCR_TBI1 | TCR_TBID1 +#define TCR_MTE_FLAGS TCR_TCMA1 | TCR_TBI1 | TCR_TBID1 #else /* * The mte_zero_clear_page_tags() implementation uses DC GZVA, which relie= s on