From patchwork Wed Nov 25 03:00:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Gushchin X-Patchwork-Id: 332831 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=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 26990C2D0E4 for ; Wed, 25 Nov 2020 03:03:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DC0DC20897 for ; Wed, 25 Nov 2020 03:03:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="E9vw7Zh+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728510AbgKYDDS (ORCPT ); Tue, 24 Nov 2020 22:03:18 -0500 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:47574 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727379AbgKYDBb (ORCPT ); Tue, 24 Nov 2020 22:01:31 -0500 Received: from pps.filterd (m0109333.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0AP30VsX002315 for ; Tue, 24 Nov 2020 19:01:30 -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=E9vw7Zh+lSV8MsBxtIu2CluwQ09YWJoLuagmZRGZuDxunO52Ah+OgN1ESiGljogvsvsg RXgx9EG06hbfFKyqWRYasO4CFaC0g4hgw30cgBOe5rmmsQbj0KLlmZFj+G/k4fwz7f/n tnYP4y5eeLcyagIM4Guw5OlEO9TGVbEghCg= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 34yk904r0x-14 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Tue, 24 Nov 2020 19:01:30 -0800 Received: from intmgw002.41.prn1.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Tue, 24 Nov 2020 19:01:26 -0800 Received: by devvm3388.prn0.facebook.com (Postfix, from userid 111017) id 0915116A188F; Tue, 24 Nov 2020 19:01:22 -0800 (PST) From: Roman Gushchin To: CC: , , , , , , , Subject: [PATCH bpf-next v8 07/34] bpf: memcg-based memory accounting for bpf maps Date: Tue, 24 Nov 2020 19:00:52 -0800 Message-ID: <20201125030119.2864302-8-guro@fb.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20201125030119.2864302-1-guro@fb.com> References: <20201125030119.2864302-1-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=2020-11-24_11:2020-11-24,2020-11-24 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxscore=0 lowpriorityscore=0 impostorscore=0 phishscore=0 bulkscore=0 suspectscore=13 malwarescore=0 mlxlogscore=692 spamscore=0 priorityscore=1501 clxscore=1015 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011250019 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;