From patchwork Sat Jul 25 00:03:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Gushchin X-Patchwork-Id: 1336095 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Original-To: incoming-bpf@patchwork.ozlabs.org Delivered-To: patchwork-incoming-bpf@bilbo.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=bpf-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=G34++BB7; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BD5wQ512rz9sR4 for ; Sat, 25 Jul 2020 10:07:02 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727784AbgGYAGy (ORCPT ); Fri, 24 Jul 2020 20:06:54 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:56342 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726969AbgGYAEf (ORCPT ); Fri, 24 Jul 2020 20:04:35 -0400 Received: from pps.filterd (m0109334.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 06ONmpTc014008 for ; Fri, 24 Jul 2020 17:04:34 -0700 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=RpUddOT0dq+RsTfIsNk4vSgUxj0W3ImY+p6qvZrfUCw=; b=G34++BB7DEw62oUrrLUcPVvO3s4bHhFf5pt2D4y6MdQOIN43scux+FI2CyZc3qq7O2Ya zcNZk6C4lFOn3stVBz488Pf7Aj0lU67ckFoy671Rm39nQj79eg9ukJgo3PVpdpAodrsw xTHLBpNF4KiMbdzRd1Q1wMlL6XjUyuUspFc= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 32fh7kpdm7-7 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Fri, 24 Jul 2020 17:04:34 -0700 Received: from intmgw003.06.prn3.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:82::f) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Fri, 24 Jul 2020 17:04:31 -0700 Received: by devvm1096.prn0.facebook.com (Postfix, from userid 111017) id DC06C1B35A80; Fri, 24 Jul 2020 17:04:26 -0700 (PDT) Smtp-Origin-Hostprefix: devvm From: Roman Gushchin Smtp-Origin-Hostname: devvm1096.prn0.facebook.com To: CC: , Alexei Starovoitov , Daniel Borkmann , , , Roman Gushchin Smtp-Origin-Cluster: prn0c01 Subject: [PATCH bpf-next 10/35] bpf: memcg-based memory accounting for socket storage maps Date: Fri, 24 Jul 2020 17:03:45 -0700 Message-ID: <20200725000410.3566700-11-guro@fb.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200725000410.3566700-1-guro@fb.com> References: <20200725000410.3566700-1-guro@fb.com> MIME-Version: 1.0 X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-07-24_10:2020-07-24,2020-07-24 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 clxscore=1015 priorityscore=1501 bulkscore=0 spamscore=0 mlxlogscore=981 adultscore=0 lowpriorityscore=0 mlxscore=0 suspectscore=13 malwarescore=0 impostorscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007240164 X-FB-Internal: deliver Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Account memory used by the socket storage. Signed-off-by: Roman Gushchin --- net/core/bpf_sk_storage.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/net/core/bpf_sk_storage.c b/net/core/bpf_sk_storage.c index eafcd15e7dfd..fbcd03cd00d3 100644 --- a/net/core/bpf_sk_storage.c +++ b/net/core/bpf_sk_storage.c @@ -130,7 +130,8 @@ static struct bpf_sk_storage_elem *selem_alloc(struct bpf_sk_storage_map *smap, if (charge_omem && omem_charge(sk, smap->elem_size)) return NULL; - selem = kzalloc(smap->elem_size, GFP_ATOMIC | __GFP_NOWARN); + selem = kzalloc(smap->elem_size, + GFP_ATOMIC | __GFP_NOWARN | __GFP_ACCOUNT); if (selem) { if (value) memcpy(SDATA(selem)->data, value, smap->map.value_size); @@ -337,7 +338,8 @@ static int sk_storage_alloc(struct sock *sk, if (err) return err; - sk_storage = kzalloc(sizeof(*sk_storage), GFP_ATOMIC | __GFP_NOWARN); + sk_storage = kzalloc(sizeof(*sk_storage), + GFP_ATOMIC | __GFP_NOWARN | __GFP_ACCOUNT); if (!sk_storage) { err = -ENOMEM; goto uncharge; @@ -677,7 +679,7 @@ static struct bpf_map *bpf_sk_storage_map_alloc(union bpf_attr *attr) u64 cost; int ret; - smap = kzalloc(sizeof(*smap), GFP_USER | __GFP_NOWARN); + smap = kzalloc(sizeof(*smap), GFP_USER | __GFP_NOWARN | __GFP_ACCOUNT); if (!smap) return ERR_PTR(-ENOMEM); bpf_map_init_from_attr(&smap->map, attr); @@ -695,7 +697,7 @@ static struct bpf_map *bpf_sk_storage_map_alloc(union bpf_attr *attr) } smap->buckets = kvcalloc(sizeof(*smap->buckets), nbuckets, - GFP_USER | __GFP_NOWARN); + GFP_USER | __GFP_NOWARN | __GFP_ACCOUNT); if (!smap->buckets) { bpf_map_charge_finish(&smap->map.memory); kfree(smap); @@ -1024,7 +1026,7 @@ bpf_sk_storage_diag_alloc(const struct nlattr *nla_stgs) } diag = kzalloc(sizeof(*diag) + sizeof(diag->maps[0]) * nr_maps, - GFP_KERNEL); + GFP_KERNEL | __GFP_ACCOUNT); if (!diag) return ERR_PTR(-ENOMEM);