Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp65088pxb; Tue, 23 Feb 2021 18:12:57 -0800 (PST) X-Google-Smtp-Source: ABdhPJzlrfE6mL7HNsHDmUBMkyPSb92I0pVuH3W56pKQdqvjZ0JE1tvC2OGWPEgmDK9mxG/rrhWm X-Received: by 2002:a17:907:77c1:: with SMTP id kz1mr16952589ejc.481.1614132777287; Tue, 23 Feb 2021 18:12:57 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1614132777; cv=none; d=google.com; s=arc-20160816; b=1InKFrzaozPO6KF4pQ4d6M3ejLzrtGXaN1qXxOyy9spz9gIBevfNyjwmSpfC8tbj// 21EGvP+VPf+XReijgY44a/NWx7CqsOxAO5kTmJS4qYCZhDYNpeqCpPZbBDGpoTMjvaD2 Dj/YGrPj60J+yiSW56yj3W+nHbELbX+aWY/LtAwJxpH6oB7K8qTiO7pKLYoDe5OVZH9c FSMOvueLzeWhDTUdPcJ/gY36imj3MqACt6IL5xPtVIKEY/71NjEzVZZkimU+1pEVEPhz 9gVrd29XTdVXg4KxgUvVx11lB8r1e+0ZB8sZ+zL68gQxTgRfWuYd3ZupYzRlD9s/lBHt uVww== 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 :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=Lb8BZr483wnfrXSetjyZjznuhHCSB9z/0v4vlcyp0dU=; b=TbYK6Gm9tz/fj4Mf6EQ6uRKij2bzYNsMUx8gUrZtQDhcBZH4KrjBT6e2QxMt8CM34m q452ZSZifkW29tHRLyQRuVjqBDZn4hJ92Cv8tyR1wWgJ8Bs+dELlauoAr0BHQ33+/6ov LcLyqNGn1EMt2EF4LKyT912FdLa9kyiVmLLGCje8CYLMSV7R6yPdTOKb3oMbPEnIr2Ih vgjw635lZ4ZQgPFE/0EHVepzKinfe25ej5Tsv8LhfYW/3MOZCGFKG+bIgpwYA2QVeV0t vR/0YI+KuPVfIkwz0S3BFLnO9mV1OCMsP3SRvCqiS+0ma2yoOw2gEHtySd/MuNLZpGf/ MO5g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=pjG3AvG0; 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 mm25si363870ejb.487.2021.02.23.18.12.33; Tue, 23 Feb 2021 18:12:57 -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=@linux-foundation.org header.s=korg header.b=pjG3AvG0; 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 S231248AbhBXCJC (ORCPT + 99 others); Tue, 23 Feb 2021 21:09:02 -0500 Received: from mail.kernel.org ([198.145.29.99]:54116 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230019AbhBXCJC (ORCPT ); Tue, 23 Feb 2021 21:09:02 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7204064DB1; Wed, 24 Feb 2021 02:08:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1614132501; bh=J/idOd4U/xdQvIOqcnv1+MFAlMoe/TRWb+F3T2Y+rac=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=pjG3AvG0v+uBR79HlkjNSzvRcHmWYvx6gyp+uCHLcXpV/eeX+VczpDu9UyRSs8vVd eyK3bv8ShzCLz2ISimXghxnXwJ1MZbrS6/kRwWkBQyO0T232FS+05HaKw3DsOoN93O v298QBh/QdylM+2WPEZ7dOlewXZS8m9qFziUlPm4= Date: Tue, 23 Feb 2021 18:08:20 -0800 From: Andrew Morton To: Mike Kravetz Cc: Gerald Schaefer , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Michal Hocko , Heiko Carstens , Sven Schnelle Subject: Re: [RFC] linux-next panic in hugepage_subpool_put_pages() Message-Id: <20210223180820.ee39f1544f2630d0eecf3a57@linux-foundation.org> In-Reply-To: <44d50df7-9940-6a37-179f-ee2aa6cf34b9@oracle.com> References: <20210223155740.553df3ee@thinkpad> <3c536d3c-a180-301b-5cb7-c737a178a9d7@oracle.com> <20210223155806.8e2284682df5d08ce9b3da68@linux-foundation.org> <44d50df7-9940-6a37-179f-ee2aa6cf34b9@oracle.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 23 Feb 2021 17:29:48 -0800 Mike Kravetz wrote: > >> I will do a bit more verification and put together a patch (it should > >> be simple). > > > > There's also Michel's documentation request: > > https://lkml.kernel.org/r/20210127102645.GH827@dhcp22.suse.cz > > > > Thanks Andrew, I forgot about that. > > It looks like the patch which added synchronization documentation requested > by Michal may not have be picked up. > https://lore.kernel.org/linux-mm/9183032f-3d77-d9e3-9cc8-fbaf3e892022@oracle.com/ OK, I grabbed that. > If you still need to add that patch, I could redo and add the page[1]->private > documentation request mentioned here. Just let me know what is the easiest for > you. Please send along an additional patch?