Received: by 2002:a25:6193:0:0:0:0:0 with SMTP id v141csp5271151ybb; Tue, 24 Mar 2020 14:09:57 -0700 (PDT) X-Google-Smtp-Source: ADFU+vsiwMAJlilx5m76cvmSTEQUmIAz0lPsrjvLXPbxPCdSkIR7cRkh2rW230grpODgUPN/0NU7 X-Received: by 2002:aca:b1d4:: with SMTP id a203mr156062oif.91.1585084197231; Tue, 24 Mar 2020 14:09:57 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1585084197; cv=none; d=google.com; s=arc-20160816; b=LgkDHdosMWzSmTVLIb5xlagd0Y4e8MMFfFZQv8aY37eVleNzvGy8EMPrKIgCj6UPtm rDtvedKqdCUWwmNabvX88dyCcZH3dK6CuT+Dc5bturPjqAkLWVg02DoUWxeiIPJa4wGE p3nzmoq/75zQbyHC7+uvVUn9pABtqrOJ6WSPQVCVRwFsKdCjyw1th8qaYTn7+bgvyf/i 2a/EDHF9bm+8EwUCUZmQTe5B+2GeZnEkvmqME63uq7RzzFBrGBny5nq9i4NJdXe97nYY 6qs02T8vfQB/NxYJm0PtNruxOIst8jM4YyrV7Kcxf4eZkUhHZ9wwTI3r18rKJC/lhUEl IWRA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=DR8Cx/LvmG5l9OKnxsV4N3jAeEGvnAlq/Taped2mLBk=; b=XJU3GkkvGimWgXFEeZ/MV7ZjvqtR6TAvnhfiMXZx076T6BbNt8LvmBvevO2HrvqHdH ZrQ+lRwvECGYLjIu2Ro+8t2ggbcdtRiorHTYzXlQKktquZlu5sY/x/ZM369FOOKIA3b8 6V7cgF6mgI9SDwnpWPA2fhPfn3GQPgoiU3gkv+giYwZaHCOY2jr5UqbBwqC2GcqQT4v5 CZP3Z/P06tcsncmR/sGbtgRRQSOdpdBzbyYO24cEZZRbo2Y/HPQ1vmoK8pubWgjchXug wO3EWipZdU2agd3ruIWkTVhBAgTmIvu0gljyQL0NtB5FsdpMXevemZ/2/xfzyaEl6AsJ ZKBA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=Dcbn27CT; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id t6si9899476oib.255.2020.03.24.14.09.44; Tue, 24 Mar 2020 14:09:57 -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; dkim=pass header.i=@kernel.org header.s=default header.b=Dcbn27CT; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728049AbgCXVIQ (ORCPT + 99 others); Tue, 24 Mar 2020 17:08:16 -0400 Received: from mail.kernel.org ([198.145.29.99]:51672 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726673AbgCXVIQ (ORCPT ); Tue, 24 Mar 2020 17:08:16 -0400 Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CD1E22074D; Tue, 24 Mar 2020 21:08:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1585084095; bh=Ts2q4lc5rS0zE3p9NKfuZ3OCIDyXTdzeBDRNZoAYpTg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Dcbn27CTP2jdEE8Ft12vQNu+KMxtzPKAyV+xeoInVKlIwjJB9hsf+U831sbsfiY9s 79yCeVkuICil1S4IFAkNrKNbTMyHP2iMAWtYIjJJIG5KnsML5NtKNjADY/lmxvnjTc vpdD56t4J55t5JoPQSl+f0JSXuFSCmOpP/2m/gK8= Date: Tue, 24 Mar 2020 21:08:09 +0000 From: Will Deacon To: Greg KH Cc: linux-kernel@vger.kernel.org, Eric Dumazet , Jann Horn , Kees Cook , Maddie Stone , Marco Elver , "Paul E . McKenney" , Peter Zijlstra , Thomas Gleixner , kernel-team@android.com, kernel-hardening@lists.openwall.com Subject: Re: [RFC PATCH 17/21] linux/bit_spinlock.h: Include linux/processor.h Message-ID: <20200324210808.GA19527@willie-the-truck> References: <20200324153643.15527-1-will@kernel.org> <20200324153643.15527-18-will@kernel.org> <20200324162820.GD2518046@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200324162820.GD2518046@kroah.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 24, 2020 at 05:28:20PM +0100, Greg KH wrote: > On Tue, Mar 24, 2020 at 03:36:39PM +0000, Will Deacon wrote: > > Needed for cpu_relax(). > > Is this needed now, or for the next patch? And if for next patch, why > not just add it then? If the next patch correctly included linux/list_bl.h like it was supposed to, then yes, it's needed there. I'll sort that out and fold this in for v2. Cheers, Will