From patchwork Thu Nov 19 17:37:27 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Gushchin X-Patchwork-Id: 1403185 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=reject dis=none) header.from=fb.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=fb.com header.i=@fb.com header.a=rsa-sha256 header.s=facebook header.b=FAHi5rr6; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CcRn10xVnz9s1l for ; Fri, 20 Nov 2020 04:41:25 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728512AbgKSRkd (ORCPT ); Thu, 19 Nov 2020 12:40:33 -0500 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:6506 "EHLO mx0b-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729397AbgKSRiJ (ORCPT ); Thu, 19 Nov 2020 12:38:09 -0500 Received: from pps.filterd (m0148460.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0AJHUR6V010042 for ; Thu, 19 Nov 2020 09:38:08 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=facebook; bh=FBlMP3vkmjBpV4Cj/ZwYUzcA6JfufLS/KOYX6AWCiGM=; b=FAHi5rr6trNsk83d7kHpOExyHq8YHyAq3C7yRNMM9YdtAhUNFS2VTcO0hrC33F6vNRLN eZOcjijjLWAYBZCFiDfGqNnvvIfcTPRwMYg1Lpaz+Dp1sum33gWP5F94MQMnpx0gyatk Jcdls9Cznr+zGSakJbJodZNxLP8zFiK4+jI= Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com with ESMTP id 34wdgvq59b-4 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 19 Nov 2020 09:38:08 -0800 Received: from intmgw001.41.prn1.facebook.com (2620:10d:c085:108::8) by mail.thefacebook.com (2620:10d:c085:11d::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Thu, 19 Nov 2020 09:38:01 -0800 Received: by devvm3388.prn0.facebook.com (Postfix, from userid 111017) id 94640145BCE5; Thu, 19 Nov 2020 09:37:56 -0800 (PST) From: Roman Gushchin To: CC: , , , , , , , Subject: [PATCH bpf-next v7 07/34] bpf: memcg-based memory accounting for bpf maps Date: Thu, 19 Nov 2020 09:37:27 -0800 Message-ID: <20201119173754.4125257-8-guro@fb.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20201119173754.4125257-1-guro@fb.com> References: <20201119173754.4125257-1-guro@fb.com> MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-19_09:2020-11-19,2020-11-19 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 phishscore=0 adultscore=0 malwarescore=0 suspectscore=13 priorityscore=1501 bulkscore=0 impostorscore=0 spamscore=0 mlxlogscore=688 clxscore=1015 lowpriorityscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011190125 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch enables memcg-based memory accounting for memory allocated by __bpf_map_area_alloc(), which is used by many types of bpf maps for large memory allocations. Following patches in the series will refine the accounting for some of the map types. Signed-off-by: Roman Gushchin Acked-by: Song Liu --- kernel/bpf/syscall.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 4154c616788c..4b514bb5cd70 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -281,7 +281,7 @@ static void *__bpf_map_area_alloc(u64 size, int numa_node, bool mmapable) * __GFP_RETRY_MAYFAIL to avoid such situations. */ - const gfp_t gfp = __GFP_NOWARN | __GFP_ZERO; + const gfp_t gfp = __GFP_NOWARN | __GFP_ZERO | __GFP_ACCOUNT; unsigned int flags = 0; unsigned long align = 1; void *area;