From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Fastabend Subject: [bpf-next PATCH v3 7/7] bpf: sockmap set rlimit Date: Thu, 11 Jan 2018 21:08:02 -0800 Message-ID: <20180112050802.5823.93014.stgit@john-Precision-Tower-5810> References: <20180112050243.5823.85987.stgit@john-Precision-Tower-5810> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: borkmann@iogearbox.net, john.fastabend@gmail.com, ast@kernel.org, kafai@fb.com Return-path: Received: from mail-pf0-f194.google.com ([209.85.192.194]:40028 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754316AbeALFIN (ORCPT ); Fri, 12 Jan 2018 00:08:13 -0500 Received: by mail-pf0-f194.google.com with SMTP id i66so3611173pfd.7 for ; Thu, 11 Jan 2018 21:08:13 -0800 (PST) In-Reply-To: <20180112050243.5823.85987.stgit@john-Precision-Tower-5810> Sender: netdev-owner@vger.kernel.org List-ID: Avoid extra step of setting limit from cmdline and do it directly in the program. Signed-off-by: John Fastabend --- samples/sockmap/sockmap_user.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/samples/sockmap/sockmap_user.c b/samples/sockmap/sockmap_user.c index 818766b..a6dab97 100644 --- a/samples/sockmap/sockmap_user.c +++ b/samples/sockmap/sockmap_user.c @@ -27,6 +27,7 @@ #include #include +#include #include #include @@ -439,6 +440,7 @@ enum { int main(int argc, char **argv) { int iov_count = 1, length = 1024, rate = 1, verbose = 0; + struct rlimit r = {10 * 1024 * 1024, RLIM_INFINITY}; int opt, longindex, err, cg_fd = 0; int test = PING_PONG; char filename[256]; @@ -493,6 +495,11 @@ int main(int argc, char **argv) return -1; } + if (setrlimit(RLIMIT_MEMLOCK, &r)) { + perror("setrlimit(RLIMIT_MEMLOCK)"); + return 1; + } + snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]); running = 1;