From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sandipan Das Subject: [PATCH bpf 0/6] bpf: enhancements for multi-function programs Date: Thu, 17 May 2018 12:05:42 +0530 Message-ID: <20180517063548.6373-1-sandipan@linux.vnet.ibm.com> Cc: netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, naveen.n.rao@linux.vnet.ibm.com To: ast@kernel.org, daniel@iogearbox.net Return-path: Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:41056 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751061AbeEQGf4 (ORCPT ); Thu, 17 May 2018 02:35:56 -0400 Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w4H6ZLjX106264 for ; Thu, 17 May 2018 02:35:56 -0400 Received: from e06smtp10.uk.ibm.com (e06smtp10.uk.ibm.com [195.75.94.106]) by mx0a-001b2d01.pphosted.com with ESMTP id 2j13cqtw6w-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 17 May 2018 02:35:55 -0400 Received: from localhost by e06smtp10.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 17 May 2018 07:35:53 +0100 Sender: netdev-owner@vger.kernel.org List-ID: This patch series introduces the following: [1] Support for bpf-to-bpf function calls in the powerpc64 JIT compiler. [2] Provide a way for resolving function calls because of the way JITed images are allocated in powerpc64. [3] Fix to get JITed instruction dumps for multi-function programs from the bpf system call. Sandipan Das (6): bpf: support 64-bit offsets for bpf function calls bpf: powerpc64: add JIT support for multi-function programs bpf: get kernel symbol addresses via syscall tools: bpf: sync bpf uapi header tools: bpftool: resolve calls without using imm field bpf: fix JITed dump for multi-function programs via syscall arch/powerpc/net/bpf_jit_comp64.c | 79 ++++++++++++++++++++++++++++++++++----- include/uapi/linux/bpf.h | 2 + kernel/bpf/syscall.c | 56 ++++++++++++++++++++++++--- kernel/bpf/verifier.c | 22 +++++++---- tools/bpf/bpftool/prog.c | 31 +++++++++++++++ tools/bpf/bpftool/xlated_dumper.c | 24 ++++++++---- tools/bpf/bpftool/xlated_dumper.h | 2 + tools/include/uapi/linux/bpf.h | 2 + 8 files changed, 189 insertions(+), 29 deletions(-) -- 2.14.3