From: Tiezhu Yang <yangtiezhu@loongson.cn>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: [PATCH v4 3/4] perf bench syscall: Add getpgrp syscall benchmark
Date: Wed, 9 Nov 2022 16:29:06 +0800 [thread overview]
Message-ID: <1667982547-22331-4-git-send-email-yangtiezhu@loongson.cn> (raw)
In-Reply-To: <1667982547-22331-1-git-send-email-yangtiezhu@loongson.cn>
This commit adds a simple getpgrp syscall benchmark, more syscall
benchmarks can be added in the future.
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
---
tools/arch/x86/include/uapi/asm/unistd_32.h | 3 +++
tools/arch/x86/include/uapi/asm/unistd_64.h | 3 +++
tools/perf/bench/bench.h | 1 +
tools/perf/bench/syscall.c | 11 +++++++++++
tools/perf/builtin-bench.c | 1 +
5 files changed, 19 insertions(+)
diff --git a/tools/arch/x86/include/uapi/asm/unistd_32.h b/tools/arch/x86/include/uapi/asm/unistd_32.h
index 4d8873a..2bcf47f 100644
--- a/tools/arch/x86/include/uapi/asm/unistd_32.h
+++ b/tools/arch/x86/include/uapi/asm/unistd_32.h
@@ -2,6 +2,9 @@
#ifndef __NR_getppid
#define __NR_getppid 64
#endif
+#ifndef __NR_getpgrp
+#define __NR_getpgrp 65
+#endif
#ifndef __NR_gettid
#define __NR_gettid 224
#endif
diff --git a/tools/arch/x86/include/uapi/asm/unistd_64.h b/tools/arch/x86/include/uapi/asm/unistd_64.h
index e29038a..5472203 100644
--- a/tools/arch/x86/include/uapi/asm/unistd_64.h
+++ b/tools/arch/x86/include/uapi/asm/unistd_64.h
@@ -2,6 +2,9 @@
#ifndef __NR_getppid
#define __NR_getppid 110
#endif
+#ifndef __NR_getpgrp
+#define __NR_getpgrp 111
+#endif
#ifndef __NR_gettid
#define __NR_gettid 186
#endif
diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h
index 6cefb43..7ccc021 100644
--- a/tools/perf/bench/bench.h
+++ b/tools/perf/bench/bench.h
@@ -34,6 +34,7 @@ int bench_numa(int argc, const char **argv);
int bench_sched_messaging(int argc, const char **argv);
int bench_sched_pipe(int argc, const char **argv);
int bench_syscall_basic(int argc, const char **argv);
+int bench_syscall_getpgrp(int argc, const char **argv);
int bench_mem_memcpy(int argc, const char **argv);
int bench_mem_memset(int argc, const char **argv);
int bench_mem_find_bit(int argc, const char **argv);
diff --git a/tools/perf/bench/syscall.c b/tools/perf/bench/syscall.c
index 746fd71..2b89884 100644
--- a/tools/perf/bench/syscall.c
+++ b/tools/perf/bench/syscall.c
@@ -46,6 +46,9 @@ static int bench_syscall_common(int argc, const char **argv, int syscall)
case __NR_getppid:
getppid();
break;
+ case __NR_getpgrp:
+ getpgrp();
+ break;
default:
break;
}
@@ -58,6 +61,9 @@ static int bench_syscall_common(int argc, const char **argv, int syscall)
case __NR_getppid:
name = "getppid()";
break;
+ case __NR_getpgrp:
+ name = "getpgrp()";
+ break;
default:
break;
}
@@ -100,3 +106,8 @@ int bench_syscall_basic(int argc, const char **argv)
{
return bench_syscall_common(argc, argv, __NR_getppid);
}
+
+int bench_syscall_getpgrp(int argc, const char **argv)
+{
+ return bench_syscall_common(argc, argv, __NR_getpgrp);
+}
diff --git a/tools/perf/builtin-bench.c b/tools/perf/builtin-bench.c
index 334ab89..20ca4ac 100644
--- a/tools/perf/builtin-bench.c
+++ b/tools/perf/builtin-bench.c
@@ -52,6 +52,7 @@ static struct bench sched_benchmarks[] = {
static struct bench syscall_benchmarks[] = {
{ "basic", "Benchmark for basic getppid(2) calls", bench_syscall_basic },
+ { "getpgrp", "Benchmark for getpgrp(2) calls", bench_syscall_getpgrp },
{ "all", "Run all syscall benchmarks", NULL },
{ NULL, NULL, NULL },
};
--
2.1.0
next prev parent reply other threads:[~2022-11-09 8:30 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-09 8:29 [PATCH v4 0/4] perf: Add more syscalls to benchmark Tiezhu Yang
2022-11-09 8:29 ` [PATCH v4 1/4] tools x86: Keep list sorted by number in unistd_{32,64}.h Tiezhu Yang
2022-11-09 8:29 ` [PATCH v4 2/4] perf bench syscall: Introduce bench_syscall_common() Tiezhu Yang
2022-11-09 8:29 ` Tiezhu Yang [this message]
2022-11-09 8:29 ` [PATCH v4 4/4] perf bench syscall: Add execve syscall benchmark Tiezhu Yang
2022-11-09 18:15 ` [PATCH v4 0/4] perf: Add more syscalls to benchmark Namhyung Kim
2022-11-10 1:58 ` Tiezhu Yang
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