Received: by 2002:a17:90a:9307:0:0:0:0 with SMTP id p7csp2840690pjo; Mon, 16 Mar 2020 05:42:27 -0700 (PDT) X-Google-Smtp-Source: ADFU+vs5HYElwxn9xtk9dgC4WcHQMcFl8TZ0tjA0xOOBfbEwGdVE4Y/HS5mVZrEyU+GTa/yevVd8 X-Received: by 2002:a05:6830:6:: with SMTP id c6mr7847204otp.84.1584362546943; Mon, 16 Mar 2020 05:42:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1584362546; cv=none; d=google.com; s=arc-20160816; b=FWLF2A5S05+GC8CCeJpgHm3OY5iwsIDNZO4wsJFyhxoIws/By87n2KRnxpUuDp5Ctj pOdSAg24dg0EwFyQ5AROoF+cFA+YOVchX0mQvb7SVml66P/7T4ykGuIQjnp9O44bsgBD 3rWDFB9yIjTGpNP/hCtQrHED+3fTrjtGKkPeOilMNA0yrhHp23X6eVOxDsIEwjUXWPM6 LvMiK9kBZGKcuFzsJZll6uKkogxrVAKyDmH548w43w+aK6cg58imdygIZax/6/2xq5Ik sVcANCWPLGQ1zI/3snZUHttMIkP3P1UC6+13pNkn9Qem429Wr6p0/yHPhwixCYNedLl0 I5vA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :organization:message-id:date:subject:cc:to:from; bh=fM63GGYIEvJX6w8BOCHSAINahSXPwJN0auKQVOLbcqA=; b=l/G6FjiLuaRi8rCm+TJmrQtSIkDaWqdarQHsFX36pulfBSz2t22cKJfDu45ykoK93O 2bx/PV9XclaFnVT6X1dsuuPytbJsquaMkI67nE4Govf2IXLH7GlrKQwuUxG9RSzwhLqs YBCF3guQUfYzPaNtrGjBPNuAeAeZy1bxosOPFpQScP2zhjzSlFgdCGxnb5gIPtx35+1Q weS3uctLQDP4nLmdICE3LbKvGVVR2cdR0SiypvsqhNabVDWESzpBAL7dYDoSaORUuhJG hF2ng+IdAu2S2b/y/z2bdpZCqIEK/mKoboFTNzdmnSFvrnLF/sYg41bzH8NPinnMs9fq S5TQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id i15si10301228ots.121.2020.03.16.05.42.14; Mon, 16 Mar 2020 05:42:26 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731127AbgCPMky convert rfc822-to-8bit (ORCPT + 99 others); Mon, 16 Mar 2020 08:40:54 -0400 Received: from poy.remlab.net ([94.23.215.26]:34276 "EHLO ns207790.ip-94-23-215.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731109AbgCPMkx (ORCPT ); Mon, 16 Mar 2020 08:40:53 -0400 Received: from basile.remlab.net (87-92-31-51.bb.dnainternet.fi [87.92.31.51]) (Authenticated sender: remi) by ns207790.ip-94-23-215.eu (Postfix) with ESMTPSA id 72F825FD9C; Mon, 16 Mar 2020 13:40:50 +0100 (CET) From: =?ISO-8859-1?Q?R=E9mi?= Denis-Courmont To: Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org Cc: Mark Rutland , linux-kernel@vger.kernel.org Subject: [PATCHv2 0/3] arm64: clean up trampoline alignment Date: Mon, 16 Mar 2020 14:40:49 +0200 Message-ID: <4064091.qgymGCTE6G@basile.remlab.net> Organization: Remlab MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, The KPTI and SDE trampolines each load a pointer from the same fixmap data page. This reduces the data alignment to the useful value, and tries to clarify the assembler code. ---------------------------------------------------------------- Rémi Denis-Courmont (3): arm64: clean up trampoline vector loads arm64/sdei: gather trampolines' .rodata arm64: reduce trampoline data alignment arch/arm64/kernel/entry.S | 23 ++++++++++------------- arch/arm64/mm/mmu.c | 5 ++--- 2 files changed, 12 insertions(+), 16 deletions(-) -- 雷米‧德尼-库尔蒙 http://www.remlab.net/