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=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_IN_DEF_DKIM_WL 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 04516C433DF for ; Tue, 25 Aug 2020 19:00:31 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id AD9992074D for ; Tue, 25 Aug 2020 19:00:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="lsWgElMB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AD9992074D Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 154746B0010; Tue, 25 Aug 2020 15:00:30 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 107676B0026; Tue, 25 Aug 2020 15:00:30 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id F34FA8D0002; Tue, 25 Aug 2020 15:00:29 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0027.hostedemail.com [216.40.44.27]) by kanga.kvack.org (Postfix) with ESMTP id D9E1F6B0010 for ; Tue, 25 Aug 2020 15:00:29 -0400 (EDT) Received: from smtpin18.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 3726D180AD81A for ; Tue, 25 Aug 2020 19:00:29 +0000 (UTC) X-FDA: 77190006978.18.cast39_070748d2705e Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin18.hostedemail.com (Postfix) with ESMTP id E6DD2100ED3C7 for ; Tue, 25 Aug 2020 19:00:28 +0000 (UTC) X-HE-Tag: cast39_070748d2705e X-Filterd-Recvd-Size: 5115 Received: from mail-lj1-f194.google.com (mail-lj1-f194.google.com [209.85.208.194]) by imf19.hostedemail.com (Postfix) with ESMTP for ; Tue, 25 Aug 2020 19:00:28 +0000 (UTC) Received: by mail-lj1-f194.google.com with SMTP id y2so15091359ljc.1 for ; Tue, 25 Aug 2020 12:00:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=IIZWu3166pXihdAEpw+Mp3W7uVSGrl+5DTpGsRd8suw=; b=lsWgElMBWLnmMhFudG5zPSTYJbQ/5EhklPtOF3MT+YYIJ2ltRqVueDGqSVXyuEp5l0 4Fr/+4qaRi9d8qFy0aSaQoWL83iGLpaCbztACHZkNIVZGr5XeP2X9SE/mPsM0Pyw3Obj /AI28oA7vpsLnZgCp0GuSFsun9X2dMJUOx12jC7SC5ZdEEjmfOETQ92Dq1wKeLyTsEgG qV83/bSX0KsK1hrT8JRpybLwa32pPGaOpbVPwpSJldw0FmZ9r4pArY81G37TFDNnl4Wx klELNKwfXEIqzc18TPNPXeYsHjPN5IsvTwy6e5oLO3Na/4RvLcEAyrFoE2MZWrIEuLYr J70g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=IIZWu3166pXihdAEpw+Mp3W7uVSGrl+5DTpGsRd8suw=; b=t1taRAeFdUxsT2XCrSkhqwJyHuXwLW3Bh8If3EBO8Q7a7r713M1Ebv8jztKoKKxBJA n/oaTscJ2n31ucy3awzjCcVeBgN21VFfp8R/uKCXIXNn9zW/1w5vR3ClJBdQV+SdnXGj H+qMY++Lh+8cGbffs8E2gmv6bAF0/26evMt9E10h3RLYzu5x9CQANKwrr0UNt6QC6oNf hG8OyjVNsSsbjyAJWdf9ximbBGM7AtyheB/sdn0w+9643p/n0CyC/U0Uz/WP/I2bGdPB F53eNyy0l4UQTUcPk5Qb/5xlN5EhRFW1EGlNtPByJsLm295jEyZsTBl0bO945HSpIBvQ NNBQ== X-Gm-Message-State: AOAM530KRPZTcjW5nlksSlHP8UXloatXKy8Zj89BeHejNctfwAhuTe20 +on1VJHtNk8l052pKKRHEuYx1Mj1efMtT/g+3tlccQ== X-Google-Smtp-Source: ABdhPJzy0DbyVXrksmXBq429f3AEhs6iVcJCCucbg6NfOX6mgM9neMfFrPgpmXYuf2xLf50xjDWsZXuqT+BnUXud0Cg= X-Received: by 2002:a05:651c:330:: with SMTP id b16mr5536957ljp.77.1598382026379; Tue, 25 Aug 2020 12:00:26 -0700 (PDT) MIME-Version: 1.0 References: <20200821150134.2581465-1-guro@fb.com> <20200821150134.2581465-3-guro@fb.com> In-Reply-To: <20200821150134.2581465-3-guro@fb.com> From: Shakeel Butt Date: Tue, 25 Aug 2020 12:00:15 -0700 Message-ID: Subject: Re: [PATCH bpf-next v4 02/30] bpf: memcg-based memory accounting for bpf progs To: Roman Gushchin Cc: bpf@vger.kernel.org, netdev , Alexei Starovoitov , Daniel Borkmann , Kernel Team , LKML , Johannes Weiner , Linux MM Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: E6DD2100ED3C7 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 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: On Fri, Aug 21, 2020 at 8:01 AM Roman Gushchin wrote: > > Include memory used by bpf programs into the memcg-based accounting. > This includes the memory used by programs itself, auxiliary data > and statistics. > > Signed-off-by: Roman Gushchin > --- > kernel/bpf/core.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c > index ed0b3578867c..021fff2df81b 100644 > --- a/kernel/bpf/core.c > +++ b/kernel/bpf/core.c > @@ -77,7 +77,7 @@ void *bpf_internal_load_pointer_neg_helper(const struct sk_buff *skb, int k, uns > > struct bpf_prog *bpf_prog_alloc_no_stats(unsigned int size, gfp_t gfp_extra_flags) > { > - gfp_t gfp_flags = GFP_KERNEL | __GFP_ZERO | gfp_extra_flags; > + gfp_t gfp_flags = GFP_KERNEL_ACCOUNT | __GFP_ZERO | gfp_extra_flags; > struct bpf_prog_aux *aux; > struct bpf_prog *fp; > > @@ -86,7 +86,7 @@ struct bpf_prog *bpf_prog_alloc_no_stats(unsigned int size, gfp_t gfp_extra_flag > if (fp == NULL) > return NULL; > > - aux = kzalloc(sizeof(*aux), GFP_KERNEL | gfp_extra_flags); > + aux = kzalloc(sizeof(*aux), GFP_KERNEL_ACCOUNT | gfp_extra_flags); > if (aux == NULL) { > vfree(fp); > return NULL; > @@ -104,7 +104,7 @@ struct bpf_prog *bpf_prog_alloc_no_stats(unsigned int size, gfp_t gfp_extra_flag > > struct bpf_prog *bpf_prog_alloc(unsigned int size, gfp_t gfp_extra_flags) > { > - gfp_t gfp_flags = GFP_KERNEL | __GFP_ZERO | gfp_extra_flags; > + gfp_t gfp_flags = GFP_KERNEL_ACCOUNT | __GFP_ZERO | gfp_extra_flags; > struct bpf_prog *prog; > int cpu; > > @@ -217,7 +217,7 @@ void bpf_prog_free_linfo(struct bpf_prog *prog) > struct bpf_prog *bpf_prog_realloc(struct bpf_prog *fp_old, unsigned int size, > gfp_t gfp_extra_flags) > { > - gfp_t gfp_flags = GFP_KERNEL | __GFP_ZERO | gfp_extra_flags; > + gfp_t gfp_flags = GFP_KERNEL_ACCOUNT | __GFP_ZERO | gfp_extra_flags; > struct bpf_prog *fp; > u32 pages, delta; > int ret; > -- > 2.26.2 > What about prog->aux->jited_linfo in bpf_prog_alloc_jited_linfo()?