From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Borkmann Subject: [PATCH net-next 3/5] net: filter: doc: add section for BPF test suite Date: Fri, 23 May 2014 18:43:59 +0200 Message-ID: <1400863441-3711-4-git-send-email-dborkman@redhat.com> References: <1400863441-3711-1-git-send-email-dborkman@redhat.com> Cc: ast@plumgrid.com, netdev@vger.kernel.org To: davem@davemloft.net Return-path: Received: from mx1.redhat.com ([209.132.183.28]:41546 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752792AbaEWQoL (ORCPT ); Fri, 23 May 2014 12:44:11 -0400 In-Reply-To: <1400863441-3711-1-git-send-email-dborkman@redhat.com> Sender: netdev-owner@vger.kernel.org List-ID: Mention the recently added test suite in the documentation file. Signed-off-by: Daniel Borkmann Acked-by: Alexei Starovoitov --- Documentation/networking/filter.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt index 748fd38..dc7dcc8 100644 --- a/Documentation/networking/filter.txt +++ b/Documentation/networking/filter.txt @@ -833,6 +833,20 @@ loops and other CFG validation; second step starts from the first insn and descends all possible paths. It simulates execution of every insn and observes the state change of registers and stack. +Testing +------- + +Next to the BPF toolchain, the kernel also ships a test module that contains +various test cases for classic and internal BPF that can be executed against +the BPF interpreter and JIT compiler. It can be found in lib/test_bpf.c and +enabled via Kconfig: + + CONFIG_TEST_BPF=m + +After the module has been built and installed, the test suite can be executed +via insmod or modprobe against 'test_bpf' module. Results of the test cases +including timings in nsec can be found in the kernel log (dmesg). + Misc ---- -- 1.7.11.7