From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0EE52C433E1 for ; Fri, 19 Jun 2020 12:59:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3F1520776 for ; Fri, 19 Jun 2020 12:59:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="T3XBdYw+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732913AbgFSM7h (ORCPT ); Fri, 19 Jun 2020 08:59:37 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:49003 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728851AbgFSM7h (ORCPT ); Fri, 19 Jun 2020 08:59:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1592571575; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=hBBlOSUa1hmxJFitkEzGoexVk8IU/eydjJtgFiP7xqM=; b=T3XBdYw+pMbYeN3SXOp0Vc8yhzI8rWFWZly8qL34Lj6PyyhKl2bzrsU+xbCYDBExyhFwAj VUJDsdPn7KFUpLt5kM8+vcWt8CDDqeknlr+RlNEydR0k6JvHTf3bT27mZo56AFPQ7vSPhl HAnLTnnv04LzrPDQnzVpeQ4PtPRA3VY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-185-tkdsXn0gP0i7gwfFWZ4qZQ-1; Fri, 19 Jun 2020 08:59:33 -0400 X-MC-Unique: tkdsXn0gP0i7gwfFWZ4qZQ-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B8000835B51; Fri, 19 Jun 2020 12:59:31 +0000 (UTC) Received: from t480s.redhat.com (ovpn-113-137.ams2.redhat.com [10.36.113.137]) by smtp.corp.redhat.com (Postfix) with ESMTP id D8A9F5D9CA; Fri, 19 Jun 2020 12:59:23 +0000 (UTC) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, David Hildenbrand , Alexander Duyck , Andrew Morton , Dan Williams , Huang Ying , Johannes Weiner , Mel Gorman , Michal Hocko , Minchan Kim , Wei Yang Subject: [PATCH v2 0/3] mm/shuffle: fix and cleanups Date: Fri, 19 Jun 2020 14:59:19 +0200 Message-Id: <20200619125923.22602-1-david@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Patch #1 is a fix for overlapping zones and offline sections. Patch #2 documents why we have to shuffle on memory hotplug, when onlining memory. Patch #3 removes dynamic reconfiguration which is currently dead code. v1 -> v2: - Replace "mm/memory_hotplug: don't shuffle complete zone when onlining memory" by "mm/memory_hotplug: document why shuffle_zone() is relevant" - "mm/shuffle: remove dynamic reconfiguration" -- Add details why autodetection is not implemented David Hildenbrand (3): mm/shuffle: don't move pages between zones and don't read garbage memmaps mm/memory_hotplug: document why shuffle_zone() is relevant mm/shuffle: remove dynamic reconfiguration mm/memory_hotplug.c | 8 ++++++++ mm/shuffle.c | 46 +++++++++++---------------------------------- mm/shuffle.h | 17 ----------------- 3 files changed, 19 insertions(+), 52 deletions(-) -- 2.26.2