From patchwork Tue Nov 17 03:40:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Gushchin X-Patchwork-Id: 11911459 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=ham 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 AD14BC6369E for ; Tue, 17 Nov 2020 03:41:28 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 3DB54208C3 for ; Tue, 17 Nov 2020 03:41:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="Wlnccz5A" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3DB54208C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=fb.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 963486B00CC; Mon, 16 Nov 2020 22:41:18 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 8EA4B6B00CE; Mon, 16 Nov 2020 22:41:18 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 603C96B00CC; Mon, 16 Nov 2020 22:41:18 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0085.hostedemail.com [216.40.44.85]) by kanga.kvack.org (Postfix) with ESMTP id 1BC256B00CF for ; Mon, 16 Nov 2020 22:41:18 -0500 (EST) Received: from smtpin19.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id B5882362B for ; Tue, 17 Nov 2020 03:41:17 +0000 (UTC) X-FDA: 77492509794.19.room05_1706b9e2732e Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin19.hostedemail.com (Postfix) with ESMTP id 993701ACC27 for ; Tue, 17 Nov 2020 03:41:17 +0000 (UTC) X-HE-Tag: room05_1706b9e2732e X-Filterd-Recvd-Size: 4004 Received: from mx0b-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by imf31.hostedemail.com (Postfix) with ESMTP for ; Tue, 17 Nov 2020 03:41:17 +0000 (UTC) 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 0AH3e0FH004489 for ; Mon, 16 Nov 2020 19:41:16 -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=Wlnccz5AwGR1sA5aISThEot4c/q4SsSwOHs7SeApEsTyqvNbKQJOEECzLThIT3nyN/en cFK3vRdd/wYrgJtVb/NW0ar7POm6zHYe9AIYofS8mTF/xkQiBzoaDFUbAtYKcBZ85bqx UWl+4wX8WsBMc9pslMMbzwF5T4t9pcfaaO0= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 34tdmruh5s-7 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 16 Nov 2020 19:41:16 -0800 Received: from intmgw002.41.prn1.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::5) 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 19:41:14 -0800 Received: by devvm3388.prn0.facebook.com (Postfix, from userid 111017) id 3719BC63A66; Mon, 16 Nov 2020 19:41:10 -0800 (PST) From: Roman Gushchin To: CC: , , , , , , , Subject: [PATCH bpf-next v6 08/34] bpf: refine memcg-based memory accounting for arraymap maps Date: Mon, 16 Nov 2020 19:40:42 -0800 Message-ID: <20201117034108.1186569-9-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 X-FB-Internal: Safe 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=38 adultscore=0 phishscore=0 mlxlogscore=924 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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 *array) static int bpf_array_alloc_percpu(struct bpf_array *array) { + const gfp_t gfp = GFP_USER | __GFP_NOWARN | __GFP_ACCOUNT; void __percpu *ptr; int i; for (i = 0; i < array->map.max_entries; i++) { - ptr = __alloc_percpu_gfp(array->elem_size, 8, - GFP_USER | __GFP_NOWARN); + ptr = __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 bpf_attr *attr) struct bpf_array_aux *aux; struct bpf_map *map; - aux = kzalloc(sizeof(*aux), GFP_KERNEL); + aux = kzalloc(sizeof(*aux), GFP_KERNEL_ACCOUNT); if (!aux) return ERR_PTR(-ENOMEM);