Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp1041830ybl; Fri, 31 Jan 2020 12:55:17 -0800 (PST) X-Google-Smtp-Source: APXvYqyLXGSHShnlZ+9H1y2FChS8Hz0t59z1M/F1sBx1ru/hA1dkS1Dl05Ax2l+oPzmttUkmYeul X-Received: by 2002:aca:d544:: with SMTP id m65mr7799188oig.177.1580504116966; Fri, 31 Jan 2020 12:55:16 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1580504116; cv=none; d=google.com; s=arc-20160816; b=IsmHacevmok47AiH00kEHXSTnLBA6HA/7ALZlKYjf60c3+QOS0MKYmRz3maiFmVFtJ 8qPWhODONnLlbySNaOya4VCVKGe3V4nl8OKPunydF1Hbi5WBQ1xQhIjUktImqb9xoNDd L5IUD9KseYbS14ONHCMpGmc79LFZuXB1Z8J/ezfruvko08bfKhAv06aH3oqkFHg3FKbd FqQjhWebUUaiOuAlCTmSxI6v09iB/76lEoOt8O4qyaIRJBN/Nzxsh7VBcrKqi3y9T38X xR1IC/RETe6dVw4CqdwNA/So2iX2yARHsLm5N0Wilw5nY4SElNdfmK/pxpbdhDZlSXzc BEIQ== 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:reply-to:message-id :subject:cc:to:from:date:dkim-signature; bh=5qv0Xd8Rk1lc3BihzIFsKHaVzA0wwslsaqzj5RTfUfw=; b=tXDqbn4vsWR6u0WrSPaauqaOzmdK3xkD94cduAz7yW9GGOb4GY2rCNnzrW3HDcofho Cwz1RUvrZwrKPJUwbuS6gpT1kpSp4nKe1no0aHnafTBYwcnyaG8hm4fpAnqsO5uvweKO 5V68WqZb95EYoIZ+Nrv7UYz0JoNd1wZZxBOEuwUNJB6H5qsptXPoOey7mA9nyF7wVozn 1nTa2bhlaTc/874IZTQW5EORgXPzH3Pp/f+mqsLgquvOxwJ1m6QVZSeRexzCvNvaSt7V vqmf+t4PvN/MnQzOOEti5CXNwSlVrAFN3BgtOVZ6Ddurssj5XwIXyB3zAd1oy4UjcQwG 2VlA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b="e/fkGi+Q"; 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 a9si4799058oib.59.2020.01.31.12.55.04; Fri, 31 Jan 2020 12:55:16 -0800 (PST) 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="e/fkGi+Q"; 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 S1726643AbgAaUxi (ORCPT + 99 others); Fri, 31 Jan 2020 15:53:38 -0500 Received: from mail.kernel.org ([198.145.29.99]:42906 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726139AbgAaUxi (ORCPT ); Fri, 31 Jan 2020 15:53:38 -0500 Received: from paulmck-ThinkPad-P72.home (unknown [199.201.64.134]) (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 36830214D8; Fri, 31 Jan 2020 20:53:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580504018; bh=NBP1g8bjhdd63aJ13vl8IHf8v729pDdk7CdirgovPsM=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:From; b=e/fkGi+QU08bmM8sjux3PfJDZRCUIM9g+cKNrclPySmr4CnLvxhhHJtQkafcB+J1e GkJtg7WdcB9rvy8XH6jSkUrvSauwpLq/uvX5pmMcLfk/ak6EppaGVT0YPlQsl0oC90 ZFkZG/M2uvmmLaKlWRXRCmXDm1dIfAWUdyMAQQQw= Received: by paulmck-ThinkPad-P72.home (Postfix, from userid 1000) id C9BF03522722; Fri, 31 Jan 2020 12:53:37 -0800 (PST) Date: Fri, 31 Jan 2020 12:53:37 -0800 From: "Paul E. McKenney" To: Eric Dumazet Cc: Peter Zijlstra , Will Deacon , Thomas Gleixner , the arch/x86 maintainers , LKML , Marco Elver Subject: Re: Confused about hlist_unhashed_lockless() Message-ID: <20200131205337.GU2935@paulmck-ThinkPad-P72> Reply-To: paulmck@kernel.org References: <20200131164308.GA5175@willie-the-truck> <20200131184322.GA11457@worktop.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jan 31, 2020 at 10:52:46AM -0800, Eric Dumazet wrote: > On Fri, Jan 31, 2020 at 10:48 AM Eric Dumazet wrote: > > > > > This is nice, now with have data_race() > > > > Remember these patches were sent 2 months ago, at a time we were > > trying to sort out things. > > > > data_race() was merged a few days ago. > > Well, actually data_race() is not there yet anyway. > > Is it really scheduled for 5.7 kernel ? Right now, yes. Would it make sense to separate it out and push it into the current merge window? Thanx, Paul