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=-2.7 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 2FC9EC10F0E for ; Mon, 15 Apr 2019 23:48:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E631A20675 for ; Mon, 15 Apr 2019 23:48:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727012AbfDOXsN (ORCPT ); Mon, 15 Apr 2019 19:48:13 -0400 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:43828 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727201AbfDOXsN (ORCPT ); Mon, 15 Apr 2019 19:48:13 -0400 Received: from pps.filterd (m0001255.ppops.net [127.0.0.1]) by mx0b-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x3FNkTsn014025 for ; Mon, 15 Apr 2019 16:48:12 -0700 Received: from mail.thefacebook.com (mailout.thefacebook.com [199.201.64.23]) by mx0b-00082601.pphosted.com with ESMTP id 2rvuaat1vv-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Mon, 15 Apr 2019 16:48:12 -0700 Received: from mx-out.facebook.com (2620:10d:c081:10::13) by mail.thefacebook.com (2620:10d:c081:35::127) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA) id 15.1.1713.5; Mon, 15 Apr 2019 16:48:10 -0700 Received: by dev101.prn2.facebook.com (Postfix, from userid 137359) id 45C7A86177B; Mon, 15 Apr 2019 16:48:10 -0700 (PDT) Smtp-Origin-Hostprefix: dev From: Smtp-Origin-Hostname: dev101.prn2.facebook.com To: , , , CC: Andrii Nakryiko Smtp-Origin-Cluster: prn2c23 Subject: [PATCH bpf-next 0/2] add btf_dedup() support for VAR and DATASEC Date: Mon, 15 Apr 2019 16:48:06 -0700 Message-ID: <20190415234808.2225360-1-andrii.nakryiko@gmail.com> X-Mailer: git-send-email 2.17.1 X-FB-Internal: Safe MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-04-15_08:,, signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org From: Andrii Nakryiko This patchset adds support for new BTF_KIND_VAR and BTF_KIND_DATASEC BTF types in btf_dedup() algorithm. VAR and DATASEC are not deduplicated and are always considered to be unique, but they require referenced type IDs adjustment. Patch #1 adds VAR/DATASEC pass-through support to btf_dedup(). Patch #2 adds a test validating all the type ID adjustments are correct. Andrii Nakryiko (2): btf: add support for VAR and DATASEC in btf_dedup() selftests/btf: add VAR and DATASEC case for dedup tests tools/lib/bpf/btf.c | 29 +++++++++++++-- tools/testing/selftests/bpf/test_btf.c | 49 ++++++++++++++++++++++++++ 2 files changed, 76 insertions(+), 2 deletions(-) -- 2.17.1