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=-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 11555C64E69 for ; Thu, 19 Nov 2020 17:38:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C233E246F2 for ; Thu, 19 Nov 2020 17:38:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="fWkbzmM3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729378AbgKSRiF (ORCPT ); Thu, 19 Nov 2020 12:38:05 -0500 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:14100 "EHLO mx0b-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729311AbgKSRiD (ORCPT ); Thu, 19 Nov 2020 12:38:03 -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 0AJHUR6H010042 for ; Thu, 19 Nov 2020 09:38:02 -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=fShRlN12PteWYDnw3TVdgXGeGVHnDgFpbsGeNZoyKzs=; b=fWkbzmM3GzxyWqgabSUIFlfF+cuvkDgY6EF+caKG2wbEFead56h70hjo2DlYMwyEluz2 lA6k5TWNQDNodBvnUpbSSt9uUwtpe8xpVbgmvLpiNjFzN0j+4wV4L8PJGZKI1CqfHfpe 6i7HwP2ZxYUqjkMfPu8KLZAKtNZ8DJYkZBg= Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com with ESMTP id 34wdgvq58h-10 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Thu, 19 Nov 2020 09:38:02 -0800 Received: from intmgw003.06.prn3.facebook.com (2620:10d:c085:208::f) 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 09:37:58 -0800 Received: by devvm3388.prn0.facebook.com (Postfix, from userid 111017) id 99CF1145BCE7; Thu, 19 Nov 2020 09:37:56 -0800 (PST) From: Roman Gushchin To: CC: , , , , , , , Subject: [PATCH bpf-next v7 08/34] bpf: refine memcg-based memory accounting for arraymap maps Date: Thu, 19 Nov 2020 09:37:28 -0800 Message-ID: <20201119173754.4125257-9-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 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=2020-11-19_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=38 priorityscore=1501 bulkscore=0 impostorscore=0 spamscore=0 mlxlogscore=921 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: linux-kernel@vger.kernel.org Include percpu arrays and auxiliary data into the memcg-based memory accounting. Signed-off-by: Roman Gushchin Acked-by: Song Liu --- kernel/bpf/arraymap.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c index c6c81eceb68f..92b650123c22 100644 --- a/kernel/bpf/arraymap.c +++ b/kernel/bpf/arraymap.c @@ -30,12 +30,12 @@ static void bpf_array_free_percpu(struct bpf_array *a= rray) =20 static int bpf_array_alloc_percpu(struct bpf_array *array) { + const gfp_t gfp =3D GFP_USER | __GFP_NOWARN | __GFP_ACCOUNT; void __percpu *ptr; int i; =20 for (i =3D 0; i < array->map.max_entries; i++) { - ptr =3D __alloc_percpu_gfp(array->elem_size, 8, - GFP_USER | __GFP_NOWARN); + ptr =3D __alloc_percpu_gfp(array->elem_size, 8, gfp); if (!ptr) { bpf_array_free_percpu(array); return -ENOMEM; @@ -1018,7 +1018,7 @@ static struct bpf_map *prog_array_map_alloc(union b= pf_attr *attr) struct bpf_array_aux *aux; struct bpf_map *map; =20 - aux =3D kzalloc(sizeof(*aux), GFP_KERNEL); + aux =3D kzalloc(sizeof(*aux), GFP_KERNEL_ACCOUNT); if (!aux) return ERR_PTR(-ENOMEM); =20 --=20 2.26.2