From patchwork Sun Nov 12 06:14:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 164200 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b909:0:b0:403:3b70:6f57 with SMTP id t9csp561803vqg; Sat, 11 Nov 2023 22:17:59 -0800 (PST) X-Google-Smtp-Source: AGHT+IGCJdxSjrBidOCnmTUbK20H3+Ax/EFFmc7EIxTxgg1Ql7GEta28YIEJ3ZotGy3bJhaovA9o X-Received: by 2002:a0d:ed06:0:b0:589:8b55:fe09 with SMTP id w6-20020a0ded06000000b005898b55fe09mr3332821ywe.50.1699769879634; Sat, 11 Nov 2023 22:17:59 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1699769879; cv=none; d=google.com; s=arc-20160816; b=mR6g7wnwlW6Xn26TZAoanngxOR0WMGgVpbj1rybzGxgbv5J56EF+viYJMfWWl3IPv7 ofaRJ89CFiu6QmkM3WgWP7eB5WE+CIH62xGzM6M9eNDNHo84pwkPPJilvAbwKbCBcsod B2ivmVJVa1RnTzEAM1WFKzprExLeewCYhri4rc2I0RxXTNoivAGiZK+QdmKCQjZ7zNqO urL1Bs99DpfMttdwKbPxmyG779nAyVCOB6hn57Sxt7Zg89MbxLUWDf3d9jSrfgbIWQFh aUMG75g6MrJa7CRMYI1hD7285Qv6+BURXH+FOSf0jYBVqdGn63pPWYkmYKLQJBitXLfQ GsiQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=aYe/sCfdmJuMPvkqAZTAn6Gwi6YKHmq4PZk1VLB2RHA=; fh=ZE/z2dNArDjRCaYXLY1qiMuWjPgjymC0plQjRd9hozE=; b=fuah7+KcTaEzoJcW4va5fDU+bB5sFMVODCgxbY22Usw6yaW3Cwp02raOZ0Lcd1xePe xCuXRcmuYWEP+5mb2RH8V+rLcZvExRJbt+fAqtIOKciIO34ePvrsd17XnaiOXVu9Vs1l Nd3dgp3+VhQb0ghO8zeWEltDtRYpnqLgs2lE6oZ4LaGpHoyDNJmYC2Oz3ZiUrYIdpqVD 6mWBgrUqhmvWU28Vq7b7PeCIUHiFQllV+70eFQ0m/Hs66LDHGyl8iW4+QrnUj36rNCs+ nzaHOY9sTblZmrBI+EIPkh9Azm7OANusjJU/y3x0JARPYGiiVaPhA43eDeHAYjZJAEMK tkAg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=c59OtDgx; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from snail.vger.email (snail.vger.email. [23.128.96.37]) by mx.google.com with ESMTPS id cq13-20020a056a00330d00b006b1fec25a82si2510368pfb.403.2023.11.11.22.17.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 11 Nov 2023 22:17:59 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=c59OtDgx; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 272C680B2323; Sat, 11 Nov 2023 22:16:48 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230120AbjKLGQh (ORCPT + 29 others); Sun, 12 Nov 2023 01:16:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230264AbjKLGQ3 (ORCPT ); Sun, 12 Nov 2023 01:16:29 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 18C214790 for ; Sat, 11 Nov 2023 22:16:11 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E2F82C43391; Sun, 12 Nov 2023 06:16:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699769770; bh=DKk902dUzJRu+EpHJ3Wk2xXFN2nL8OoR25SRcqCxR2Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c59OtDgxKoaL5H+8t/esEfV4kKvicRpVLj8v1lnhz3siL7SoX+2IByEa0bFClwdAn gWRKRChuD0ELQzyxEhYYTrZ2c111YRbKdTtjo5SAXQ7zbrerldn80owtj+w72YJl8o XyBcE5AGmM3J9GulU7mgINeZo+r9aq4447aDD8rL7aO3bGorg4INoFvR5ly2W5eWa/ PGT6kAuUzfr9kOZVP9bqms7r2XiNrBnF3kWDsm3W6ESHZ9jx35kFCdp06buDcYrX2T idUnQF9oVyN4PTA5ImVxyC9kkYF+rJYoA+Xbsf33gcQdiYEuMw0BkhIdKmJkuKVy2l qZ113gkQTjpoA== From: guoren@kernel.org To: arnd@arndb.de, guoren@kernel.org, palmer@rivosinc.com, tglx@linutronix.de, conor.dooley@microchip.com, heiko@sntech.de, apatel@ventanamicro.com, atishp@atishpatra.org, bjorn@kernel.org, paul.walmsley@sifive.com, anup@brainfault.org, jiawei@iscas.ac.cn, liweiwei@iscas.ac.cn, wefu@redhat.com, U2FsdGVkX1@gmail.com, wangjunqiang@iscas.ac.cn, kito.cheng@sifive.com, andy.chiu@sifive.com, vincent.chen@sifive.com, greentime.hu@sifive.com, wuwei2016@iscas.ac.cn, jrtc27@jrtc27.com, luto@kernel.org, fweimer@redhat.com, catalin.marinas@arm.com, hjl.tools@gmail.com Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren Subject: [RFC PATCH V2 07/38] riscv: u64ilp32: Add ptrace interface support Date: Sun, 12 Nov 2023 01:14:43 -0500 Message-Id: <20231112061514.2306187-8-guoren@kernel.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20231112061514.2306187-1-guoren@kernel.org> References: <20231112061514.2306187-1-guoren@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Sat, 11 Nov 2023 22:16:48 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1782337901502877153 X-GMAIL-MSGID: 1782337901502877153 From: Guo Ren The pt_regs of u64ilp32 is the same as the 64-bit kernel's. So, change to use native_view instead. Signed-off-by: Guo Ren Signed-off-by: Guo Ren --- arch/riscv/kernel/ptrace.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kernel/ptrace.c b/arch/riscv/kernel/ptrace.c index 1d572cf3140f..5471b12127da 100644 --- a/arch/riscv/kernel/ptrace.c +++ b/arch/riscv/kernel/ptrace.c @@ -369,7 +369,8 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request, const struct user_regset_view *task_user_regset_view(struct task_struct *task) { #ifdef CONFIG_COMPAT - if (test_tsk_thread_flag(task, TIF_32BIT)) + if (test_tsk_thread_flag(task, TIF_32BIT) && + !test_tsk_thread_flag(task, TIF_64ILP32)) return &compat_riscv_user_native_view; else #endif