[PATCH] tools/bpf: matric typo erro

From: Swan Beaujard
Date: Sun Jun 02 2024 - 18:58:52 EST


Corrected typo in bpftool profiler.

Changed all instances of 'MATRICS' to 'METRICS' in the profiler.bpf.c file.

Signed-off-by: Swan Beaujard <beaujardswan@xxxxxxxxx>
---
tools/bpf/bpftool/skeleton/profiler.bpf.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/tools/bpf/bpftool/skeleton/profiler.bpf.c b/tools/bpf/bpftool/skeleton/profiler.bpf.c
index 2f80edc68..f48c783cb 100644
--- a/tools/bpf/bpftool/skeleton/profiler.bpf.c
+++ b/tools/bpf/bpftool/skeleton/profiler.bpf.c
@@ -40,17 +40,17 @@ struct {

const volatile __u32 num_cpu = 1;
const volatile __u32 num_metric = 1;
-#define MAX_NUM_MATRICS 4
+#define MAX_NUM_METRICS 4

SEC("fentry/XXX")
int BPF_PROG(fentry_XXX)
{
- struct bpf_perf_event_value___local *ptrs[MAX_NUM_MATRICS];
+ struct bpf_perf_event_value___local *ptrs[MAX_NUM_METRICS];
u32 key = bpf_get_smp_processor_id();
u32 i;

/* look up before reading, to reduce error */
- for (i = 0; i < num_metric && i < MAX_NUM_MATRICS; i++) {
+ for (i = 0; i < num_metric && i < MAX_NUM_METRICS; i++) {
u32 flag = i;

ptrs[i] = bpf_map_lookup_elem(&fentry_readings, &flag);
@@ -58,7 +58,7 @@ int BPF_PROG(fentry_XXX)
return 0;
}

- for (i = 0; i < num_metric && i < MAX_NUM_MATRICS; i++) {
+ for (i = 0; i < num_metric && i < MAX_NUM_METRICS; i++) {
struct bpf_perf_event_value___local reading;
int err;

@@ -99,14 +99,14 @@ fexit_update_maps(u32 id, struct bpf_perf_event_value___local *after)
SEC("fexit/XXX")
int BPF_PROG(fexit_XXX)
{
- struct bpf_perf_event_value___local readings[MAX_NUM_MATRICS];
+ struct bpf_perf_event_value___local readings[MAX_NUM_METRICS];
u32 cpu = bpf_get_smp_processor_id();
u32 i, zero = 0;
int err;
u64 *count;

/* read all events before updating the maps, to reduce error */
- for (i = 0; i < num_metric && i < MAX_NUM_MATRICS; i++) {
+ for (i = 0; i < num_metric && i < MAX_NUM_METRICS; i++) {
err = bpf_perf_event_read_value(&events, cpu + i * num_cpu,
(void *)(readings + i),
sizeof(*readings));
@@ -116,7 +116,7 @@ int BPF_PROG(fexit_XXX)
count = bpf_map_lookup_elem(&counts, &zero);
if (count) {
*count += 1;
- for (i = 0; i < num_metric && i < MAX_NUM_MATRICS; i++)
+ for (i = 0; i < num_metric && i < MAX_NUM_METRICS; i++)
fexit_update_maps(i, &readings[i]);
}
return 0;
--
2.39.3 (Apple Git-146)