Received: by 2002:a05:6a10:f347:0:0:0:0 with SMTP id d7csp3706586pxu; Mon, 30 Nov 2020 08:40:16 -0800 (PST) X-Google-Smtp-Source: ABdhPJymBHGYI2eeA+N2Cq4BPw0xVzykbVW3zrFxbuQW1Hu+iXAS5hvj5AumBefnlZ9IKPhzM3SW X-Received: by 2002:a50:99dd:: with SMTP id n29mr7721446edb.259.1606754416427; Mon, 30 Nov 2020 08:40:16 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1606754416; cv=none; d=google.com; s=arc-20160816; b=tuKXO90LHA8H2jZragZStgLCmxYDvUa68Gim30hgzzWh4giPuh0eCVaY2AEHReMjtH RpXiI9t7Vz2iPqBBVcSqQJiiqIl3gDTMidoWAito4LmkMv7uBuxLd238rpGpZvHlKDX3 XRz1u/+F3W4pi//+VlILNNMxp4KhMmuuHj+jiio9d18xGqn62c7F7cST4cacrYjpjj5e tVTHsdAh9FUYUDzHzEAd9MmPVduexDdKmskhz3Kwf+5zZhz5soKlGPwR35p6bgwA+SL8 RlFOJ+Z3jh6XWcNU4rkl16Lu+xkXyi10DFUFholELSxcbgQvgKqiYnwoEF+X2fUBYwX7 S7wg== 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 :user-agent:references:in-reply-to:date:cc:to:from:subject :message-id:dkim-signature; bh=ZOlpnOGMmoYbzWqjFWSeGBVh2DuffE00+SXRSIMLbh0=; b=lEZhqD1F0VZV4GRvmMwVVDjy7e6SyU4mTh27ZkLCuOx0w1gbITjfEnYIfZq2hkZwb5 O5Yo5YGyJ3joKpHHcWZvWG0OhBT9fOlb+mSNf5a3kmM5wH66p/90UliKTp7tadsC/XQn 13WuFWXMT1AHV1IzEt81EDDJIhwwhWzFzXJNqtrMk2Fck30/O6uUhLeX3YVQXzIr9/Dv xXQZPHEUJU0rEg8YHI61tOh7QzBOkbVgbbiuXWwVGN5m5TQo1o8v/86aUTVwxRSmTOfO EPe2wSyQ44bh6UUn25G4tAeljFWopBV7lp0Ckltldj/1EwFx4InwNYHaTuiHNLg9BEnu qoPA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmx.net header.s=badeba3b8450 header.b=IK8S0ZeL; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id t26si10115806ejx.4.2020.11.30.08.39.47; Mon, 30 Nov 2020 08:40:16 -0800 (PST) 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; dkim=pass header.i=@gmx.net header.s=badeba3b8450 header.b=IK8S0ZeL; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727935AbgK3QiU (ORCPT + 99 others); Mon, 30 Nov 2020 11:38:20 -0500 Received: from mout.gmx.net ([212.227.15.19]:50323 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725859AbgK3QiU (ORCPT ); Mon, 30 Nov 2020 11:38:20 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1606754177; bh=n6Y2W4rKnB4UZf9mhDmqlAqXFeT8oK+EdkAMYCo5tUo=; h=X-UI-Sender-Class:Subject:From:To:Cc:Date:In-Reply-To:References; b=IK8S0ZeLM/MSkTaw8S8DDG2N1/cOAuCQzkm7odPa4bGv4Bu0132b3EDeE6sVPk6Jw 2qJ8IEVPlfcMs0Vg9p3nsvqyLSBefSaLGtnWGlHgGOnZp4zvCZldq7IEWuVLYAuQ00 XlW1TKZH/jqKRyyfnwHirAk01X0NfK0R2SsPB7B8= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from homer.fritz.box ([185.221.151.20]) by mail.gmx.com (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1M8ygO-1knbNv1SB4-0066Nm; Mon, 30 Nov 2020 17:36:17 +0100 Message-ID: Subject: Re: scheduling while atomic in z3fold From: Mike Galbraith To: Sebastian Andrzej Siewior Cc: Oleksandr Natalenko , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Steven Rostedt , Thomas Gleixner , linux-rt-users@vger.kernel.org Date: Mon, 30 Nov 2020 17:36:14 +0100 In-Reply-To: <20201130163214.3zdlppkkd7dnnpzp@linutronix.de> References: <20201129112922.db53kmtpu76xxukj@spock.localdomain> <90c4857c53b657147bfb71a281ece9839b0373c2.camel@gmx.de> <20201130132014.mlvxeyiub3fpwyw7@linutronix.de> <856b5cc2a3d4eb673743b52956bf1e60dcdf87a1.camel@gmx.de> <20201130145229.mhbkrfuvyctniaxi@linutronix.de> <05121515e73891ceb9e5caf64b6111fc8ff43fab.camel@gmx.de> <20201130160327.ov32m4rapk4h432a@linutronix.de> <2658a2a26e53826687cd7b22f424e2d3319423dd.camel@gmx.de> <20201130163214.3zdlppkkd7dnnpzp@linutronix.de> Content-Type: text/plain; charset="ISO-8859-15" User-Agent: Evolution 3.34.4 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:UoUeJf6rmuIJWUM1pcvR85nJLnWdH58+CVIx/BX2bazMvB5Lnjc TPW9orgp6Gll9BjDQt4EYieCuhL3WwR+cRLeTFnk4Xzy9LbGjtVMTpJMCWs8FuGlOsdHXJt A1y3O3nowZAqncOgkST4pV6Qid0YcsTyjlGuZEDXwPM1MK3q1v/DBnIJFsoNxIj8/d92Vow 0wTcqNPaMV2IfhzPQyohQ== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:4QCU3caEoLg=:JgE5esJTfND4P8HBFs3EfR PM7jNsDs6xnXjXrrlSwj5ZAylt0EQ4AAf/ZlYmttaZe/Jz1uM59DrTwFpiQE4o4BKdqUKzgpu MgZsFfb+WEDk8XEQgAsbMnayNek/iaSB2LOtwwXF6krc4RWGDA6GWiQtv8Vl45tl10GnU/Ode ceIDEzmQVnu1WVQXJoFngfTlwR5XT/N+HLljhjYOdnzZtlSkjATVJudjc59Ru3OXVBao6t4/7 9I6QVg2UqRJsSenE4fGvUTM0ydcm5+3mu5C1cTH5voFjYwG5UsVTJyZwh7YNx8Fjte1O02bl7 hdkjkTEY8r0yMo72c6h2WzapsCFyxzH+RHF1FTCA7Jk/rPvBqp4FJROxbkaBQ/GVn/nYSSpv3 9YaChINgTSKQvMeAWXyg1nShUmn75WVXFVFVV/vayoXIDZ7/jie+V545p66OoAES0p4fbPZR+ xHoG6SVhUPwZtwjApubfrP0qKiSXVFbgYpKbsuwMnyOlcfLMKHi5QJAbXMrwoicPD959cgpUa gRnqc+7I6+PnNjS/7zAe4O49nXmur36sEgfuSjG5Ziz4QUfcYXksD0hId1EzmeEGp1d41gNuV A+UoHI6iQXvtZ7kf4UiCRSW1GgdIuqV/L3+Dw5SCY32mj/PG3BNxO0K+AUk8ZCHgH0sbQ0AsW aBOeMox3kKyMyi2RTqrVVb0SGBCO5h/gQ/ZPsdNQzDEmD0efJEAGhzeEEKajFALXBtHVHwuSo jSUe/tqHZXNjdHrZloD1XMNIJ6FDSyBtsz+MKw9aVWdXFvjTA7hQdviLPzk8W6JM143IYXoDR r9tv88BkAXyJcsc9w1OHyh/UQUprVg/YRQdPsXiT6zQc4U92x/g7PV5K2uuIPtY3RVwnWvmT7 XX8rCbqhl7YBAnt97A3Q== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2020-11-30 at 17:32 +0100, Sebastian Andrzej Siewior wrote: > On 2020-11-30 17:27:17 [+0100], Mike Galbraith wrote: > > > This just passed. It however killed my git-gc task which wasn't done= . > > > Let me try tomorrow with your config. > > > > FYI, I tried 5.9-rt (after fixing 5.9.11), it exploded in the same way= , > > so (as expected) it's not some devel tree oopsie. > > v5.9 has the same missing local-lock init due to merged local-lock > upstream. I don't remember when this get_cpu_ptr() came it. This was with your test patch applied. -Mike