From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexei Starovoitov Subject: [PATCH net-next] bpf, doc: update list of architectures that do eBPF JIT Date: Sun, 23 Apr 2017 09:01:00 -0700 Message-ID: <20170423160100.1155435-1-ast@fb.com> Mime-Version: 1.0 Content-Type: text/plain Cc: Daniel Borkmann , To: "David S . Miller" Return-path: Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:41552 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1045794AbdDWQBC (ORCPT ); Sun, 23 Apr 2017 12:01:02 -0400 Received: from pps.filterd (m0044008.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v3NFxA1v028587 for ; Sun, 23 Apr 2017 09:01:02 -0700 Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 2a02fwk4vh-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Sun, 23 Apr 2017 09:01:02 -0700 Received: from facebook.com (2401:db00:11:d082:face:0:5:0) by mx-out.facebook.com (10.223.100.99) with ESMTP id 0bbb4a68283e11e7a38b24be05956610-c43fb9a0 for ; Sun, 23 Apr 2017 09:01:01 -0700 Sender: netdev-owner@vger.kernel.org List-ID: update the list and remove 'in the future' statement, since all still alive 64-bit architectures now do eBPF JIT. Signed-off-by: Alexei Starovoitov --- mips64 is the only 'still alive' 64-bit arch without eBPF JIT :) --- Documentation/networking/filter.txt | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt index 683ada5ad81d..b69b205501de 100644 --- a/Documentation/networking/filter.txt +++ b/Documentation/networking/filter.txt @@ -595,10 +595,9 @@ got from bpf_prog_create(), and 'ctx' the given context (e.g. skb pointer). All constraints and restrictions from bpf_check_classic() apply before a conversion to the new layout is being done behind the scenes! -Currently, the classic BPF format is being used for JITing on most of the -architectures. x86-64, aarch64 and s390x perform JIT compilation from eBPF -instruction set, however, future work will migrate other JIT compilers as well, -so that they will profit from the very same benefits. +Currently, the classic BPF format is being used for JITing on most 32-bit +architectures, whereas x86-64, aarch64, s390x, powerpc64, sparc64 perform JIT +compilation from eBPF instruction set. Some core changes of the new internal format: -- 2.9.3