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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 6B813C8300A for ; Tue, 17 Nov 2020 03:43:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 36F89246B3 for ; Tue, 17 Nov 2020 03:43:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="F8xQfY6R" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727960AbgKQDm4 (ORCPT ); Mon, 16 Nov 2020 22:42:56 -0500 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:35266 "EHLO mx0b-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727067AbgKQDlT (ORCPT ); Mon, 16 Nov 2020 22:41:19 -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 0AH3duTh004371 for ; Mon, 16 Nov 2020 19:41:18 -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=5+g1vFpP44Fja8arvawtJQQABGc/XVnUEYIir2wRvvo=; b=F8xQfY6RLjmqWBfzHeVK8iG8Ebngj2mgldNcei8QEMgI8rj7CebWrVzI3isONw5Myfpw 0e8i5xKBhBAc4MjmB/PgSaDU7V/wlxLuwAb0LrD7VaZbK6EEUKxaETRD1Qm3rZtkxhCS ZpGPuyr1N49LNzTqXQ4MakhSCI5u/Z61WjI= Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com with ESMTP id 34tdmruh5j-17 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 16 Nov 2020 19:41:18 -0800 Received: from intmgw004.06.prn3.facebook.com (2620:10d:c085:208::f) by mail.thefacebook.com (2620:10d:c085:11d::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Mon, 16 Nov 2020 19:41:13 -0800 Received: by devvm3388.prn0.facebook.com (Postfix, from userid 111017) id 31FC8C63A64; Mon, 16 Nov 2020 19:41:10 -0800 (PST) From: Roman Gushchin To: CC: , , , , , , , Subject: [PATCH bpf-next v6 07/34] bpf: memcg-based memory accounting for bpf maps Date: Mon, 16 Nov 2020 19:40:41 -0800 Message-ID: <20201117034108.1186569-8-guro@fb.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20201117034108.1186569-1-guro@fb.com> References: <20201117034108.1186569-1-guro@fb.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.312,18.0.737 definitions=2020-11-17_01:2020-11-13,2020-11-17 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 malwarescore=0 lowpriorityscore=0 clxscore=1015 priorityscore=1501 mlxscore=0 suspectscore=13 adultscore=0 phishscore=0 mlxlogscore=714 spamscore=0 bulkscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2011170027 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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 2d77fc2496da..fcadf953989f 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -280,7 +280,7 @@ static void *__bpf_map_area_alloc(u64 size, int numa_= node, bool mmapable) * __GFP_RETRY_MAYFAIL to avoid such situations. */ =20 - const gfp_t gfp =3D __GFP_NOWARN | __GFP_ZERO; + const gfp_t gfp =3D __GFP_NOWARN | __GFP_ZERO | __GFP_ACCOUNT; unsigned int flags =3D 0; unsigned long align =3D 1; void *area; --=20 2.26.2