Commit-ID: 4ffde492461d5c2111bf64366b633e554b4aa925
Gitweb: http://git.kernel.org/tip/4ffde492461d5c2111bf64366b633e554b4aa925
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Mon, 11 Jul 2016 23:22:30 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 12 Jul 2016 15:20:33 -0300
perf test bpf: Use epoll_wait() instead of epoll_pwait()
The prototype for epoll_wait() is available in older distros, so use it
instead of epoll_pwait() (removing the last NULL arg, the sigmask,
makes it the same thing anyway) to avoid breaking the build.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-pwiwizloxt0jujy8em80qut3@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/tests/bpf-script-example.c | 4 ++--
tools/perf/tests/bpf.c | 6 +++---
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/tools/perf/tests/bpf-script-example.c b/tools/perf/tests/bpf-script-example.c
index 0ec9c2c..e53bc91 100644
--- a/tools/perf/tests/bpf-script-example.c
+++ b/tools/perf/tests/bpf-script-example.c
@@ -31,8 +31,8 @@ struct bpf_map_def SEC("maps") flip_table = {
.max_entries = 1,
};
-SEC("func=sys_epoll_pwait")
-int bpf_func__sys_epoll_pwait(void *ctx)
+SEC("func=sys_epoll_wait")
+int bpf_func__sys_epoll_wait(void *ctx)
{
int ind =0;
int *flag = bpf_map_lookup_elem(&flip_table, &ind);
diff --git a/tools/perf/tests/bpf.c b/tools/perf/tests/bpf.c
index da0d87613..fc54064 100644
--- a/tools/perf/tests/bpf.c
+++ b/tools/perf/tests/bpf.c
@@ -13,13 +13,13 @@
#ifdef HAVE_LIBBPF_SUPPORT
-static int epoll_pwait_loop(void)
+static int epoll_wait_loop(void)
{
int i;
/* Should fail NR_ITERS times */
for (i = 0; i < NR_ITERS; i++)
- epoll_pwait(-(i + 1), NULL, 0, 0, NULL);
+ epoll_wait(-(i + 1), NULL, 0, 0);
return 0;
}
@@ -61,7 +61,7 @@ static struct {
"[basic_bpf_test]",
"fix 'perf test LLVM' first",
"load bpf object failed",
- &epoll_pwait_loop,
+ &epoll_wait_loop,
(NR_ITERS + 1) / 2,
},
#ifdef HAVE_BPF_PROLOGUE
--
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