Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp3514318pxj; Mon, 24 May 2021 08:24:51 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyHJ8BwMWxnnEsSTVTmDhUg1tcUU8NWViouENaj2kHinh/k7ukSp4/GdLkVHZVVzED3wdR8 X-Received: by 2002:a05:6638:258c:: with SMTP id s12mr24714946jat.92.1621869891209; Mon, 24 May 2021 08:24:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1621869891; cv=none; d=google.com; s=arc-20160816; b=m66Arm+6qQ6kUycKbfaJG5HIsWOyfPWUzKJRR5rOYwp5fYq+Ff6MaMqTpdgrsVUx45 wTSdatBDeF9JS8AIa2mwxJVeTOvS2O2SvBPwf94sWmDcYvR/Ab8KkZAHImsLhPAY3dIc rwp5BsE82iIho7EjAIaZe0QQnJ2N9HH1SIZJUqc1FXjzKVJKfxBKfHbnUog/qA3bgaDh yM/j+pUJweK1/dMvmeSoOpHmBppUc0ypJP6wcJHBhSjROD0xfkpTJQlIcSqrKCpkSF1h XRFzZCzLYgCM/UZgyG9OfhB5J9fzMrqkq1EjzJ7wCxHyq9ksD8lrtYCH+f5vmE82ispf vPmA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=/mdK2dhW2a/9HDWoKYC7ETw8qNkC4MH79767I+6Wfz4=; b=KQs/kK0kR2pH7TvdxjIC/0A/6u0GKAuScV/fPsaBDvQ0SGpfXXFNCCj1pUV+PJYiKC dr1p1b2E7P7Yi09oDEz67aoW7eJ2PADhfxNprx1HXsHxdjXRw2qEWqrvLxDGeVNbLM2Y HsLSIzlAWq9uu/BSiA6HzCQ/B+EMtH/GzzZCQzgB8MFJ+bn24mGHn64i+Hti2ewtG1d0 iVflKwRtjafCp3s1QnhFVq1HrBrCdmorjZs4Yqwvdf7cVuZzFRecq/Fv2kiQY9Kh7AoV H4OaV/4Gi11NYn4ZkP+188ANEE73jPONvBzUI5mU4bjMt0X/nnq02Us3ShUk1N+aUGGx Lj6g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id a14si18833962ilm.103.2021.05.24.08.24.38; Mon, 24 May 2021 08:24:51 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233658AbhEXPXb (ORCPT + 99 others); Mon, 24 May 2021 11:23:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:40004 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235230AbhEXPJm (ORCPT ); Mon, 24 May 2021 11:09:42 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id CD06C60698; Mon, 24 May 2021 14:57:50 +0000 (UTC) Date: Mon, 24 May 2021 15:57:48 +0100 From: Catalin Marinas To: Will Deacon Cc: linux-arm-kernel@lists.infradead.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Marc Zyngier , Greg Kroah-Hartman , Peter Zijlstra , Morten Rasmussen , Qais Yousef , Suren Baghdasaryan , Quentin Perret , Tejun Heo , Li Zefan , Johannes Weiner , Ingo Molnar , Juri Lelli , Vincent Guittot , "Rafael J. Wysocki" , kernel-team@android.com Subject: Re: [PATCH v6 16/21] arm64: Implement task_cpu_possible_mask() Message-ID: <20210524145747.GC14645@arm.com> References: <20210518094725.7701-1-will@kernel.org> <20210518094725.7701-17-will@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210518094725.7701-17-will@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 18, 2021 at 10:47:20AM +0100, Will Deacon wrote: > Provide an implementation of task_cpu_possible_mask() so that we can > prevent 64-bit-only cores being added to the 'cpus_mask' for compat > tasks on systems with mismatched 32-bit support at EL0, > > Signed-off-by: Will Deacon Reviewed-by: Catalin Marinas