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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6ACEAC25B0C for ; Wed, 10 Aug 2022 15:13:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233022AbiHJPN5 (ORCPT ); Wed, 10 Aug 2022 11:13:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55982 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233059AbiHJPNk (ORCPT ); Wed, 10 Aug 2022 11:13:40 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A038C7647D; Wed, 10 Aug 2022 08:13:39 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id w14so14491785plp.9; Wed, 10 Aug 2022 08:13:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc; bh=0qneriZlJB8MgUasF3oViKnlhzvyQw+rN/9EeLAKF4M=; b=R7MppX/LJp8q0RKutvpSAAyEnnZfDb/hNLpNOu4qcHHLHj3gw8OL83s+M3Rkqt3UG6 d3OWZ1El3DWSp7LpFOhkqLZ9HSdTkozYp//LR4Gprh2vOVCVrZy1g+bhuBqvksU7hfWT WTnP6F/W9d+8wIefTbDFI7FSHePZpN9Kr0YqlInyWXwFXgRCX/cEg/El/s+1dsCjOaLg eRYj/tAF7cud45vceu2yUBp6whspLzHGO/kIeeYNVEn5Jdb8KL0i+gsmNeqpDa6Ix5tz MExvZtaOY+AXp6jsYsXPWCXlnMg6Dtz+jGt98z8Gejg9mz/UbIethqH0OuhDi+demmSs tatA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc; bh=0qneriZlJB8MgUasF3oViKnlhzvyQw+rN/9EeLAKF4M=; b=NPXQZAmRBpE3niv+uiXw8lPvhmlCggUOmgi7cF9+NumnNXg29H8h9uEjAJifJSpb9Q 1Ti8taM6ockgZsNqq/g72Z3uzwhmohmyWZ6QeS8BIExfnrh0LvDvD6hWZMevi/PnO9CQ INh4/sWJT7z1LjbvtYe/p3+nuFGO0yGhaPY7W1XLGMoFdFWZPaonmHtMgb7+GBV5srMC I7oRbp83AfnjtitoKfq/Ya8iwNVfhduGuZPRGqKgLbXEfEXI3VtW/ICQ69U0qAZnlla5 GGn3+Nf0uJkTA8sKxWw6ERLptIHm6B0yvj/F+QE/TN0OXGg0D/uLD4AUa8+5b80jutQi 0O7Q== X-Gm-Message-State: ACgBeo2HBalAj6EiM2On444w/MsWEClsiMiJgAHPGquSml3KWbhIkI/t dvQuwAsoqd8tYMN2ukRn8i0= X-Google-Smtp-Source: AA6agR7+Tqvw4GXolynW6mNnDZmfLbkdWXVkZ0+qHlhaNA4u95o9WJMrZ+tYgo7lEet1uyaSfnGkow== X-Received: by 2002:a17:902:f7c6:b0:16d:c795:d43e with SMTP id h6-20020a170902f7c600b0016dc795d43emr28633657plw.162.1660144419219; Wed, 10 Aug 2022 08:13:39 -0700 (PDT) Received: from vultr.guest ([2001:19f0:6001:5c3e:5400:4ff:fe19:c3bc]) by smtp.gmail.com with ESMTPSA id n129-20020a622787000000b0052dcbd87ae8sm2118339pfn.25.2022.08.10.08.13.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Aug 2022 08:13:38 -0700 (PDT) From: Yafang Shao To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@google.com, haoluo@google.com, jolsa@kernel.org, hannes@cmpxchg.org, mhocko@kernel.org, roman.gushchin@linux.dev, shakeelb@google.com, songmuchun@bytedance.com, akpm@linux-foundation.org Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-mm@kvack.org, Yafang Shao Subject: [PATCH 02/15] bpf: Use bpf_map_area_free instread of kvfree Date: Wed, 10 Aug 2022 15:13:09 +0000 Message-Id: <20220810151322.16163-3-laoar.shao@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220810151322.16163-1-laoar.shao@gmail.com> References: <20220810151322.16163-1-laoar.shao@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org bpf_map_area_alloc() should be paired with bpf_map_area_free(). Signed-off-by: Yafang Shao --- kernel/bpf/ringbuf.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/bpf/ringbuf.c b/kernel/bpf/ringbuf.c index ded4fae..3fb54fe 100644 --- a/kernel/bpf/ringbuf.c +++ b/kernel/bpf/ringbuf.c @@ -116,7 +116,7 @@ static struct bpf_ringbuf *bpf_ringbuf_area_alloc(size_t data_sz, int numa_node) err_free_pages: for (i = 0; i < nr_pages; i++) __free_page(pages[i]); - kvfree(pages); + bpf_map_area_free(pages); return NULL; } @@ -190,7 +190,7 @@ static void bpf_ringbuf_free(struct bpf_ringbuf *rb) vunmap(rb); for (i = 0; i < nr_pages; i++) __free_page(pages[i]); - kvfree(pages); + bpf_map_area_free(pages); } static void ringbuf_map_free(struct bpf_map *map) -- 1.8.3.1