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 B8507C433EF for ; Mon, 24 Jan 2022 18:57:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245532AbiAXS5C (ORCPT ); Mon, 24 Jan 2022 13:57:02 -0500 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:62392 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344662AbiAXSy7 (ORCPT ); Mon, 24 Jan 2022 13:54:59 -0500 Received: from pps.filterd (m0109334.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 20OHViNY011749 for ; Mon, 24 Jan 2022 10:54:59 -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=est8ZYuN+Ak7XiHHTqrdtYsZK/NMot2rl3+RefVQoS0=; b=WLnyn8fOceuaubLbvEPe7STn6BpPnmh9S6QaVKJiKEL4dGXhkIPjf93ZW/tnKWRndfcY obMsyIAfZCMPWNoVMNhhNLIqpFO7P+evFmVPvoxWOrK7bx1uNoENrU5NsrdgxMeW/8W8 Bdy1MVCk0GQMe9+FGQZ+HN4pA06U9foaoQs= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3dswcpt4vu-7 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Mon, 24 Jan 2022 10:54:59 -0800 Received: from twshared13036.24.prn2.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 15.1.2308.21; Mon, 24 Jan 2022 10:54:55 -0800 Received: by devbig014.vll3.facebook.com (Postfix, from userid 7377) id 84A1598161C6; Mon, 24 Jan 2022 10:54:46 -0800 (PST) From: Kenny Yu To: CC: , , , , , , , Subject: [PATCH v7 bpf-next 3/4] libbpf: Add "iter.s" section for sleepable bpf iterator programs Date: Mon, 24 Jan 2022 10:54:02 -0800 Message-ID: <20220124185403.468466-4-kennyyu@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220124185403.468466-1-kennyyu@fb.com> References: <20220113233158.1582743-1-kennyyu@fb.com> <20220124185403.468466-1-kennyyu@fb.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-GUID: _s9zReDN6aynG6gKktrkl_hHsga1ar68 X-Proofpoint-ORIG-GUID: _s9zReDN6aynG6gKktrkl_hHsga1ar68 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-01-24_09,2022-01-24_02,2021-12-02_01 X-Proofpoint-Spam-Details: rule=fb_outbound_notspam policy=fb_outbound score=0 phishscore=0 malwarescore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 suspectscore=0 mlxscore=0 adultscore=0 mlxlogscore=783 bulkscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2201240124 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This adds a new bpf section "iter.s" to allow bpf iterator programs to be sleepable. Signed-off-by: Kenny Yu Acked-by: Andrii Nakryiko --- tools/lib/bpf/libbpf.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index a8c750373ad5..57894f125df3 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -8612,6 +8612,7 @@ static const struct bpf_sec_def section_defs[] =3D = { SEC_DEF("lsm/", LSM, BPF_LSM_MAC, SEC_ATTACH_BTF, attach_lsm), SEC_DEF("lsm.s/", LSM, BPF_LSM_MAC, SEC_ATTACH_BTF | SEC_SLEEPABLE, at= tach_lsm), SEC_DEF("iter/", TRACING, BPF_TRACE_ITER, SEC_ATTACH_BTF, attach_iter)= , + SEC_DEF("iter.s/", TRACING, BPF_TRACE_ITER, SEC_ATTACH_BTF | SEC_SLEEP= ABLE, attach_iter), SEC_DEF("syscall", SYSCALL, 0, SEC_SLEEPABLE), SEC_DEF("xdp.frags/devmap", XDP, BPF_XDP_DEVMAP, SEC_XDP_FRAGS), SEC_DEF("xdp_devmap/", XDP, BPF_XDP_DEVMAP, SEC_ATTACHABLE), --=20 2.30.2