From patchwork Tue Feb 23 22:25:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Song Bao Hua (Barry Song)" X-Patchwork-Id: 12100989 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF5A4C433E0 for ; Tue, 23 Feb 2021 22:33:15 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9F4FE61493 for ; Tue, 23 Feb 2021 22:33:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9F4FE61493 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=hisilicon.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=RTb5XU9KIkNkqUSGa+xFXLix631Yix5aTrUNG7Duglg=; b=MeEhuB1bf0o3s+uob6/b3HnqnX 4XjOzcGuVRy3fbJRZIa4lFn3f3Agdry72is1ykxs4JcSFPrfIruaqkmzZnQteeLggkiv0xnE1k2RO wDsrRPlnqRLRISyJELBdc6BsEC2puyEzde0rtaYUj4Z0DVH8qEuQ8rmhWthb1OJ+z2Ixz07uvXZcu S7LD4x9S81rNWyn6WE8J540D5ivLwc71+CkhF0F+gUScnd30EZWQ29l4ukJ/Wd9n03uRLUTVw53+W kJ8Wb0ZL0X+aw2wzEVxsO4nYovIp4aXt2MfhoZ4Px2RaUFzqRpJHCKEU7G/952SjwyS6G+T3c2eqz AcI7xR3w==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1lEgDn-0004e5-3S; Tue, 23 Feb 2021 22:31:59 +0000 Received: from szxga05-in.huawei.com ([45.249.212.191]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1lEgDk-0004di-DV for linux-arm-kernel@lists.infradead.org; Tue, 23 Feb 2021 22:31:57 +0000 Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4DlYdV2rLnzMcwR; Wed, 24 Feb 2021 06:29:50 +0800 (CST) Received: from SWX921481.china.huawei.com (10.126.200.133) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.498.0; Wed, 24 Feb 2021 06:31:44 +0800 From: Barry Song To: , , , Subject: [PATCH v2 0/2] scripts/gdb: clarify the platforms supporting lx_current and add arm64 support Date: Wed, 24 Feb 2021 11:25:38 +1300 Message-ID: <20210223222540.9120-1-song.bao.hua@hisilicon.com> X-Mailer: git-send-email 2.21.0.windows.1 MIME-Version: 1.0 X-Originating-IP: [10.126.200.133] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210223_173156_721383_C1DDB3E7 X-CRM114-Status: UNSURE ( 7.32 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Barry Song , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxarm@openeuler.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org lx_current depends on per_cpu current_task variable which exists on x86 only. so it actually works on x86 only. the 1st patch documents this clearly; the 2nd patch adds support for arm64. Barry Song (2): scripts/gdb: document lx_current is only supported by x86 scripts/gdb: add lx_current support for arm64 .../dev-tools/gdb-kernel-debugging.rst | 2 +- scripts/gdb/linux/cpus.py | 23 +++++++++++++++++-- 2 files changed, 22 insertions(+), 3 deletions(-)