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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 2FB14C43460 for ; Sun, 16 May 2021 20:24:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 04B1F611BF for ; Sun, 16 May 2021 20:24:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233504AbhEPUW3 (ORCPT ); Sun, 16 May 2021 16:22:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52308 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233357AbhEPUWY (ORCPT ); Sun, 16 May 2021 16:22:24 -0400 Received: from mail-lf1-x130.google.com (mail-lf1-x130.google.com [IPv6:2a00:1450:4864:20::130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 38FBBC061573 for ; Sun, 16 May 2021 13:21:09 -0700 (PDT) Received: by mail-lf1-x130.google.com with SMTP id v8so760293lft.8 for ; Sun, 16 May 2021 13:21:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=LTbrZqzeTIdq/svG2NlB3CMiMALncw0fFJVSdnt0oRk=; b=o78MraK05iBBjWGZuYur/m357uPW50CXSMMUNWrLVGMUFk41oVmfQF5n/osjtwvO25 zIXXjySahdIiA/tYHAuRc7f5BLterfBZ7bf6xVBYSgz3RtZlHjnhEpaV1aWUEEX0oTls 3zrSsOpkeefcocOsYsUWOoOKxbOaAVQkqBSgo4pfIDVoaPkBpvOqNNJimGCFQgrisMFS 2G/jPbk74xoWIure0fmhiMnJdmGWO+pVVr1gyDaUyesuucPIHrwZ3yWbhlrizjAhYJjO o6jaL2V2Ai0EGIYZxx04vXqfEjtnu2tgaW0fPH/oE9MXH328htKhxHybvEePYHK0YCVE uzuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=LTbrZqzeTIdq/svG2NlB3CMiMALncw0fFJVSdnt0oRk=; b=qN2xA6O6y89Sn3m/XV9iPJaNcdmJfdQz0JhJILsqVF1WsiPedj6AQEhd6n5y5H1XAO JEwfx6zKtg2zuHpwpN4Qt4sFNHArwjTW25yKQ2phduL8quPbZaogJnbhTYysPxRZ/HFz 0imrBmjHBJREVc/x2QrzJ402tQjS+912pX/+2/97E7CVGyTYHol8ik1QSD+PTXuo6e4V QzuysLdI0BVOjaWJ1weB4c3jPidaBN3V2np/VlHUxuJE7fSRSb04HmCqRW+aTcTAIFM+ W5iAru7veNI4thNpGzSu2SYa+yXM5RMpEIxZTpsehb7U3BdioM/aqackgLeknmKmPFJU U46w== X-Gm-Message-State: AOAM531Tp7Vfjng61i3XRInkvWsQdbSzRKdfNvbUh6yHOpnBD254Lo2D 7RXMa/Ckxtussl7ZKYDuRcE= X-Google-Smtp-Source: ABdhPJyM14gAplAXXpF4AUnSFzgvUSDfbI7eGPa+pyRMtiLmeknUt9gQORE5k1NmjlDrGtmPd4DbrA== X-Received: by 2002:a05:6512:214d:: with SMTP id s13mr39980367lfr.344.1621196467749; Sun, 16 May 2021 13:21:07 -0700 (PDT) Received: from pc638.lan (h5ef52e3d.seluork.dyn.perspektivbredband.net. [94.245.46.61]) by smtp.gmail.com with ESMTPSA id y28sm378195lfg.210.2021.05.16.13.21.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 May 2021 13:21:07 -0700 (PDT) From: "Uladzislau Rezki (Sony)" To: Andrew Morton Cc: linux-mm@kvack.org, LKML , Mel Gorman , Matthew Wilcox , Nicholas Piggin , Uladzislau Rezki , Hillf Danton , Michal Hocko , Oleksiy Avramchenko , Steven Rostedt Subject: [PATCH 1/3] mm/page_alloc: Add an alloc_pages_bulk_array_node() helper Date: Sun, 16 May 2021 22:20:54 +0200 Message-Id: <20210516202056.2120-2-urezki@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210516202056.2120-1-urezki@gmail.com> References: <20210516202056.2120-1-urezki@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a "node" variant of the alloc_pages_bulk_array() function. The helper guarantees that a __alloc_pages_bulk() is invoked with a valid NUMA node ID. Signed-off-by: Uladzislau Rezki (Sony) Acked-by: Mel Gorman --- include/linux/gfp.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 11da8af06704..94f0b8b1cb55 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -536,6 +536,15 @@ alloc_pages_bulk_array(gfp_t gfp, unsigned long nr_pages, struct page **page_arr return __alloc_pages_bulk(gfp, numa_mem_id(), NULL, nr_pages, NULL, page_array); } +static inline unsigned long +alloc_pages_bulk_array_node(gfp_t gfp, int nid, unsigned long nr_pages, struct page **page_array) +{ + if (nid == NUMA_NO_NODE) + nid = numa_mem_id(); + + return __alloc_pages_bulk(gfp, nid, NULL, nr_pages, NULL, page_array); +} + /* * Allocate pages, preferring the node given as nid. The node must be valid and * online. For more general interface, see alloc_pages_node(). -- 2.20.1