From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933584AbeEWPPg (ORCPT ); Wed, 23 May 2018 11:15:36 -0400 Received: from m50-134.163.com ([123.125.50.134]:52018 "EHLO m50-134.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933419AbeEWPPb (ORCPT ); Wed, 23 May 2018 11:15:31 -0400 From: Huaisheng Ye To: akpm@linux-foundation.org, linux-mm@kvack.org Cc: mhocko@suse.com, willy@infradead.org, hch@lst.de, vbabka@suse.cz, mgorman@techsingularity.net, kstewart@linuxfoundation.org, gregkh@linuxfoundation.org, colyli@suse.de, chengnt@lenovo.com, hehy1@lenovo.com, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, xen-devel@lists.xenproject.org, linux-btrfs@vger.kernel.org, Huaisheng Ye , zhongjiang , Minchan Kim , Dan Carpenter , David Rientjes , Christoph Hellwig Subject: [RFC PATCH v3 6/9] mm/vmpressure: update usage of zone modifiers Date: Wed, 23 May 2018 22:57:51 +0800 Message-Id: <1527087474-93986-7-git-send-email-yehs2007@163.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1527087474-93986-1-git-send-email-yehs2007@163.com> References: <1527087474-93986-1-git-send-email-yehs2007@163.com> X-CM-TRANSID: DtGowAAXEWSIgQVbCQ9NAA--.108S8 X-Coremail-Antispam: 1Uf129KBjvJXoW7trykKryDJrW8Aw4xZw1fZwb_yoW8Xr15pr 9rCr4xWr95ur13ta4rAa1xGa4Ikw1rCF45GFnrAry7Aas0gr98Wr1akFy8WryDCFWYyrn5 Xr47Aws5ArZ0qa7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07b2cTdUUUUU= X-Originating-IP: [103.244.59.4] X-CM-SenderInfo: p1hk2jqqqxqiywtou0bp/1tbizRdPT1c7BDy5cQABsH Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Huaisheng Ye Use __GFP_ZONE_MOVABLE to replace (__GFP_HIGHMEM | __GFP_MOVABLE). ___GFP_DMA, ___GFP_HIGHMEM and ___GFP_DMA32 have been deleted from GFP bitmasks, the bottom three bits of GFP mask is reserved for storing encoded zone number. __GFP_ZONE_MOVABLE contains encoded ZONE_MOVABLE and __GFP_MOVABLE flag. With GFP_ZONE_TABLE, __GFP_HIGHMEM ORing __GFP_MOVABLE means gfp_zone should return ZONE_MOVABLE. In order to keep that compatible with GFP_ZONE_TABLE, replace (__GFP_HIGHMEM | __GFP_MOVABLE) with __GFP_ZONE_MOVABLE. Signed-off-by: Huaisheng Ye Cc: Andrew Morton Cc: zhongjiang Cc: Minchan Kim Cc: Dan Carpenter Cc: David Rientjes Cc: Christoph Hellwig --- mm/vmpressure.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/vmpressure.c b/mm/vmpressure.c index 85350ce..30a40e2 100644 --- a/mm/vmpressure.c +++ b/mm/vmpressure.c @@ -256,7 +256,7 @@ void vmpressure(gfp_t gfp, struct mem_cgroup *memcg, bool tree, * Indirect reclaim (kswapd) sets sc->gfp_mask to GFP_KERNEL, so * we account it too. */ - if (!(gfp & (__GFP_HIGHMEM | __GFP_MOVABLE | __GFP_IO | __GFP_FS))) + if (!(gfp & (__GFP_ZONE_MOVABLE | __GFP_IO | __GFP_FS))) return; /* -- 1.8.3.1