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Diffstat (limited to 'tools/perf/tests/bpf.c')
-rw-r--r--tools/perf/tests/bpf.c68
1 files changed, 32 insertions, 36 deletions
diff --git a/tools/perf/tests/bpf.c b/tools/perf/tests/bpf.c
index 34c22cdf4d5d..e8399beca62b 100644
--- a/tools/perf/tests/bpf.c
+++ b/tools/perf/tests/bpf.c
@@ -3,6 +3,7 @@
#include <sys/epoll.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <fcntl.h>
#include <util/util.h>
#include <util/bpf-loader.h>
#include <util/evlist.h>
@@ -19,13 +20,13 @@
#ifdef HAVE_LIBBPF_SUPPORT
-static int epoll_wait_loop(void)
+static int epoll_pwait_loop(void)
{
int i;
/* Should fail NR_ITERS times */
for (i = 0; i < NR_ITERS; i++)
- epoll_wait(-(i + 1), NULL, 0, 0);
+ epoll_pwait(-(i + 1), NULL, 0, 0, NULL);
return 0;
}
@@ -63,46 +64,41 @@ static struct {
bool pin;
} bpf_testcase_table[] = {
{
- LLVM_TESTCASE_BASE,
- "Basic BPF filtering",
- "[basic_bpf_test]",
- "fix 'perf test LLVM' first",
- "load bpf object failed",
- &epoll_wait_loop,
- (NR_ITERS + 1) / 2,
- false,
+ .prog_id = LLVM_TESTCASE_BASE,
+ .desc = "Basic BPF filtering",
+ .name = "[basic_bpf_test]",
+ .msg_compile_fail = "fix 'perf test LLVM' first",
+ .msg_load_fail = "load bpf object failed",
+ .target_func = &epoll_pwait_loop,
+ .expect_result = (NR_ITERS + 1) / 2,
},
{
- LLVM_TESTCASE_BASE,
- "BPF pinning",
- "[bpf_pinning]",
- "fix kbuild first",
- "check your vmlinux setting?",
- &epoll_wait_loop,
- (NR_ITERS + 1) / 2,
- true,
+ .prog_id = LLVM_TESTCASE_BASE,
+ .desc = "BPF pinning",
+ .name = "[bpf_pinning]",
+ .msg_compile_fail = "fix kbuild first",
+ .msg_load_fail = "check your vmlinux setting?",
+ .target_func = &epoll_pwait_loop,
+ .expect_result = (NR_ITERS + 1) / 2,
+ .pin = true,
},
#ifdef HAVE_BPF_PROLOGUE
{
- LLVM_TESTCASE_BPF_PROLOGUE,
- "BPF prologue generation",
- "[bpf_prologue_test]",
- "fix kbuild first",
- "check your vmlinux setting?",
- &llseek_loop,
- (NR_ITERS + 1) / 4,
- false,
+ .prog_id = LLVM_TESTCASE_BPF_PROLOGUE,
+ .desc = "BPF prologue generation",
+ .name = "[bpf_prologue_test]",
+ .msg_compile_fail = "fix kbuild first",
+ .msg_load_fail = "check your vmlinux setting?",
+ .target_func = &llseek_loop,
+ .expect_result = (NR_ITERS + 1) / 4,
},
#endif
{
- LLVM_TESTCASE_BPF_RELOCATION,
- "BPF relocation checker",
- "[bpf_relocation_test]",
- "fix 'perf test LLVM' first",
- "libbpf error when dealing with relocation",
- NULL,
- 0,
- false,
+ .prog_id = LLVM_TESTCASE_BPF_RELOCATION,
+ .desc = "BPF relocation checker",
+ .name = "[bpf_relocation_test]",
+ .msg_compile_fail = "fix 'perf test LLVM' first",
+ .msg_load_fail = "libbpf error when dealing with relocation",
},
};
@@ -167,7 +163,7 @@ static int do_test(struct bpf_object *obj, int (*func)(void),
goto out_delete_evlist;
}
- err = perf_evlist__mmap(evlist, opts.mmap_pages, false);
+ err = perf_evlist__mmap(evlist, opts.mmap_pages);
if (err < 0) {
pr_debug("perf_evlist__mmap: %s\n",
str_error_r(errno, sbuf, sizeof(sbuf)));
@@ -190,7 +186,7 @@ static int do_test(struct bpf_object *obj, int (*func)(void),
}
if (count != expect) {
- pr_debug("BPF filter result incorrect\n");
+ pr_debug("BPF filter result incorrect, expected %d, got %d samples\n", expect, count);
goto out_delete_evlist;
}