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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 3C428C433E6 for ; Wed, 10 Feb 2021 03:05:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F218C64E4E for ; Wed, 10 Feb 2021 03:05:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233592AbhBJDFC (ORCPT ); Tue, 9 Feb 2021 22:05:02 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:27300 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233471AbhBJDE6 (ORCPT ); Tue, 9 Feb 2021 22:04:58 -0500 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 11A32oDn056558; Tue, 9 Feb 2021 22:03:56 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=wdOsSeXYSC9rEIu92RkHBsJfcy8hQOazKkhx58y2kTc=; b=mcnmhqPLxXBAhcIvi1WiL/kukDGAKQeGsBId80RvfAd27ONFyv3IRwFXjD7WjxlVsLsW YA5AiYVrdSJy7qMmzh378WMjUkdSUxh8mlxloPzqYD4i2d26wkcK1QOWtYSyYxzxIAoz A7sfytX5GVVCIN2G26/DfZx4pm1506Sv58ZJqRHRdPiXTum/9o87jnM1GpQmqVrKbM7f 5E6wj6H8yUi6erVTH4nkaqvSK0QngDuSmKSIBtVFwcv4GCctexWPk63D7taS7S335Fz/ 4PiKMHv+TFJbFfH1dcr+3gzqIF0KCJ994WkDB1YDJDcWJeqfvSWlFhFbn6wP9Rxg1AKh 6g== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 36m6k7gveh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 09 Feb 2021 22:03:56 -0500 Received: from m0098394.ppops.net (m0098394.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 11A33mnl062123; Tue, 9 Feb 2021 22:03:55 -0500 Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0a-001b2d01.pphosted.com with ESMTP id 36m6k7gvd2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 09 Feb 2021 22:03:55 -0500 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 11A33EeI022899; Wed, 10 Feb 2021 03:03:52 GMT Received: from b06cxnps3074.portsmouth.uk.ibm.com (d06relay09.portsmouth.uk.ibm.com [9.149.109.194]) by ppma06ams.nl.ibm.com with ESMTP id 36j94wkej4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 10 Feb 2021 03:03:52 +0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 11A33nwb34275794 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 10 Feb 2021 03:03:49 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A9D34A4059; Wed, 10 Feb 2021 03:03:49 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3E259A4055; Wed, 10 Feb 2021 03:03:49 +0000 (GMT) Received: from vm.lan (unknown [9.171.67.27]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 10 Feb 2021 03:03:49 +0000 (GMT) From: Ilya Leoshkevich To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Yonghong Song , Arnaldo Carvalho de Melo Cc: bpf@vger.kernel.org, Heiko Carstens , Vasily Gorbik , Ilya Leoshkevich Subject: [PATCH RFC 3/6] tools/bpftool: Add BTF_KIND_FLOAT support Date: Wed, 10 Feb 2021 04:03:14 +0100 Message-Id: <20210210030317.78820-4-iii@linux.ibm.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210210030317.78820-1-iii@linux.ibm.com> References: <20210210030317.78820-1-iii@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.737 definitions=2021-02-09_08:2021-02-09,2021-02-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 priorityscore=1501 impostorscore=0 mlxlogscore=999 adultscore=0 clxscore=1015 spamscore=0 suspectscore=0 lowpriorityscore=0 bulkscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2102100031 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Only dumping support needs to be adjusted, the code structure follows that of BTF_KIND_INT. Signed-off-by: Ilya Leoshkevich --- tools/bpf/bpftool/btf.c | 13 +++++++++++++ tools/bpf/bpftool/btf_dumper.c | 1 + 2 files changed, 14 insertions(+) diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c index fe9e7b3a4b50..7e72527b0409 100644 --- a/tools/bpf/bpftool/btf.c +++ b/tools/bpf/bpftool/btf.c @@ -36,6 +36,7 @@ static const char * const btf_kind_str[NR_BTF_KINDS] = { [BTF_KIND_FUNC_PROTO] = "FUNC_PROTO", [BTF_KIND_VAR] = "VAR", [BTF_KIND_DATASEC] = "DATASEC", + [BTF_KIND_FLOAT] = "FLOAT", }; struct btf_attach_table { @@ -327,6 +328,18 @@ static int dump_btf_type(const struct btf *btf, __u32 id, jsonw_end_array(w); break; } + case BTF_KIND_FLOAT: { + __u32 v = *(__u32 *)(t + 1); + + if (json_output) { + jsonw_uint_field(w, "size", t->size); + jsonw_uint_field(w, "nr_bits", BTF_FLOAT_BITS(v)); + } else { + printf(" size=%u nr_bits=%u", + t->size, BTF_FLOAT_BITS(v)); + } + break; + } default: break; } diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index 0e9310727281..7ca54d046362 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -596,6 +596,7 @@ static int __btf_dumper_type_only(const struct btf *btf, __u32 type_id, switch (BTF_INFO_KIND(t->info)) { case BTF_KIND_INT: case BTF_KIND_TYPEDEF: + case BTF_KIND_FLOAT: BTF_PRINT_ARG("%s ", btf__name_by_offset(btf, t->name_off)); break; case BTF_KIND_STRUCT: -- 2.29.2