Author: trasz
Date: Thu Nov 2 12:15:39 2017
New Revision: 325317
URL: https://svnweb.freebsd.org/changeset/base/325317
Log:
Add bad_open benchmark, which measures failed opens by calling
open("", O_RDONLY);.
Obtained from: CheriBSD
MFC after: 2 weeks
Sponsored by: DARPA, AFRL
Modified:
head/tools/tools/syscall_timing/syscall_timing.c
Modified: head/tools/tools/syscall_timing/syscall_timing.c
==============================================================================
--- head/tools/tools/syscall_timing/syscall_timing.c Thu Nov 2 12:14:42
2017 (r325316)
+++ head/tools/tools/syscall_timing/syscall_timing.c Thu Nov 2 12:15:39
2017 (r325317)
@@ -392,6 +392,21 @@ test_open_close(uintmax_t num, uintmax_t int_arg, cons
}
uintmax_t
+test_bad_open(uintmax_t num, uintmax_t int_arg, const char *path)
+{
+ uintmax_t i;
+
+ benchmark_start();
+ for (i = 0; i < num; i++) {
+ if (alarm_fired)
+ break;
+ open("", O_RDONLY);
+ }
+ benchmark_stop();
+ return (i);
+}
+
+uintmax_t
test_read(uintmax_t num, uintmax_t int_arg, const char *path)
{
char buf[int_arg];
@@ -702,6 +717,7 @@ static const struct test tests[] = {
{ "socket_tcp", test_socket_stream, .t_int = PF_INET },
{ "socket_udp", test_socket_dgram, .t_int = PF_INET },
{ "create_unlink", test_create_unlink, .t_flags = FLAG_PATH },
+ { "bad_open", test_bad_open },
{ "open_close", test_open_close, .t_flags = FLAG_PATH },
{ "open_read_close_1", test_open_read_close, .t_flags = FLAG_PATH,
.t_int = 1 },
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