From: John Fastabend <john.fastabend@gmail.com>
To: john.fastabend@gmail.com, ast@kernel.org, daniel@iogearbox.net
Cc: netdev@vger.kernel.org
Subject: [bpf-next PATCH 5/7] bpf: sockmap sample add base test without any BPF for comparison
Date: Mon, 08 Jan 2018 10:06:15 -0800 [thread overview]
Message-ID: <20180108180615.13647.73865.stgit@john-Precision-Tower-5810> (raw)
In-Reply-To: <20180108180302.13647.13866.stgit@john-Precision-Tower-5810>
Add a base test that does not use BPF hooks to test baseline case.
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
---
samples/sockmap/sockmap_user.c | 26 +++++++++++++++++++++-----
1 file changed, 21 insertions(+), 5 deletions(-)
diff --git a/samples/sockmap/sockmap_user.c b/samples/sockmap/sockmap_user.c
index 8329097..bae85f8 100644
--- a/samples/sockmap/sockmap_user.c
+++ b/samples/sockmap/sockmap_user.c
@@ -285,18 +285,24 @@ static int msg_loop(int fd, int iov_count, int iov_length, int cnt,
static float giga = 1000000000;
-static int sendmsg_test(int iov_count, int iov_buf, int cnt, int verbose)
+static int sendmsg_test(int iov_count, int iov_buf, int cnt,
+ int verbose, bool base)
{
- int txpid, rxpid, err = 0;
+ float sent_Bps = 0, recvd_Bps = 0;
+ int rx_fd, txpid, rxpid, err = 0;
struct msg_stats s = {0};
int status;
- float sent_Bps = 0, recvd_Bps = 0;
errno = 0;
+ if (base)
+ rx_fd = p1;
+ else
+ rx_fd = p2;
+
rxpid = fork();
if (rxpid == 0) {
- err = msg_loop(p2, iov_count, iov_buf, cnt, &s, false);
+ err = msg_loop(rx_fd, iov_count, iov_buf, cnt, &s, false);
if (err)
fprintf(stderr,
"msg_loop_rx: iov_count %i iov_buf %i cnt %i err %i\n",
@@ -422,6 +428,7 @@ static int forever_ping_pong(int rate, int verbose)
enum {
PING_PONG,
SENDMSG,
+ BASE,
};
int main(int argc, char **argv)
@@ -460,6 +467,8 @@ int main(int argc, char **argv)
test = PING_PONG;
} else if (memcmp(optarg, "sendmsg", 7) == 0) {
test = SENDMSG;
+ } else if (memcmp(optarg, "base", 4) == 0) {
+ test = BASE;
} else {
usage(argv);
return -1;
@@ -485,6 +494,10 @@ int main(int argc, char **argv)
/* catch SIGINT */
signal(SIGINT, running_handler);
+ /* If base test skip BPF setup */
+ if (test == BASE)
+ goto run;
+
if (load_bpf_file(filename)) {
fprintf(stderr, "load_bpf_file: (%s) %s\n",
filename, strerror(errno));
@@ -516,6 +529,7 @@ int main(int argc, char **argv)
return err;
}
+run:
err = sockmap_init_sockets();
if (err) {
fprintf(stderr, "ERROR: test socket failed: %d\n", err);
@@ -525,7 +539,9 @@ int main(int argc, char **argv)
if (test == PING_PONG)
err = forever_ping_pong(rate, verbose);
else if (test == SENDMSG)
- err = sendmsg_test(iov_count, length, rate, verbose);
+ err = sendmsg_test(iov_count, length, rate, verbose, false);
+ else if (test == BASE)
+ err = sendmsg_test(iov_count, length, rate, verbose, true);
else
fprintf(stderr, "unknown test\n");
out:
next prev parent reply other threads:[~2018-01-08 18:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-08 18:04 [bpf-next PATCH 0/7] sockmap sample updates John Fastabend
2018-01-08 18:05 ` [bpf-next PATCH 1/7] bpf: refactor sockmap sample program update for arg parsing John Fastabend
2018-01-09 13:30 ` Jesper Dangaard Brouer
2018-01-09 16:10 ` John Fastabend
2018-01-08 18:05 ` [bpf-next PATCH 2/7] bpf: add sendmsg option for testing BPF programs John Fastabend
2018-01-08 18:05 ` [bpf-next PATCH 3/7] bpf: sockmap sample, use fork() for send and recv John Fastabend
2018-01-09 23:54 ` Daniel Borkmann
2018-01-08 18:05 ` [bpf-next PATCH 4/7] bpf: sockmap sample, report bytes/sec John Fastabend
2018-01-09 13:27 ` Jesper Dangaard Brouer
2018-01-09 16:16 ` John Fastabend
2018-01-08 18:06 ` John Fastabend [this message]
2018-01-08 18:06 ` [bpf-next PATCH 6/7] bpf: sockmap put client sockets in blocking mode John Fastabend
2018-01-08 18:06 ` [bpf-next PATCH 7/7] bpf: sockmap set rlimit John Fastabend
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