Author: trasz
Date: Thu Nov 2 12:12:18 2017
New Revision: 325314
URL: https://svnweb.freebsd.org/changeset/base/325314
Log:
Add getpriority(2) benchmark; it's a lightweight syscall which does pretty
much nothing - just like getuid(2) - but takes arguments.
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 12:11:20
2017 (r325313)
+++ head/tools/tools/syscall_timing/syscall_timing.c Thu Nov 2 12:12:18
2017 (r325314)
@@ -31,6 +31,7 @@
#include <sys/types.h>
#include <sys/mman.h>
+#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/time.h>
@@ -163,6 +164,22 @@ test_gettimeofday(uintmax_t num, uintmax_t int_arg, co
}
uintmax_t
+test_getpriority(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;
+ (void)getpriority(PRIO_PROCESS, 0);
+ }
+ benchmark_stop();
+ return (i);
+}
+
+
+uintmax_t
test_pipe(uintmax_t num, uintmax_t int_arg, const char *path)
{
int fd[2], i;
@@ -634,6 +651,7 @@ static const struct test tests[] = {
{ "getppid", test_getppid },
{ "clock_gettime", test_clock_gettime },
{ "gettimeofday", test_gettimeofday },
+ { "getpriority", test_getpriority },
{ "pipe", test_pipe },
{ "socket_local_stream", test_socket_stream, .t_int = PF_LOCAL },
{ "socket_local_dgram", test_socket_dgram, .t_int = PF_LOCAL },
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