[PATCH v2 2/4] perf evsel: Remove unused BPF related fields

[Namhyung Kim <namhyung@kernel.org>]

IIUC bpf_fd and bpf_obj fields are not used anymore.  It seems like
leftover from 3d6dfae889174340 ("perf parse-events: Remove BPF event
support").

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
 tools/perf/util/evsel.c | 21 ---------------------
 tools/perf/util/evsel.h |  2 --
 2 files changed, 23 deletions(-)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 82399a3eb96e3ce7..ea97efc58e206e70 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -455,8 +455,6 @@ static void evsel__init(struct evsel *evsel,
 	evsel->scale	   = 1.0;
 	evsel->max_events  = ULONG_MAX;
 	evsel->evlist	   = NULL;
-	evsel->bpf_obj	   = NULL;
-	evsel->bpf_fd	   = -1;
 	INIT_LIST_HEAD(&evsel->config_terms);
 	INIT_LIST_HEAD(&evsel->bpf_counter_list);
 	INIT_LIST_HEAD(&evsel->bpf_filters);
@@ -540,10 +538,6 @@ struct evsel *evsel__clone(struct evsel *orig)
 	BUG_ON(orig->priv);
 	BUG_ON(orig->per_pkg_mask);
 
-	/* cannot handle BPF objects for now */
-	if (orig->bpf_obj)
-		return NULL;
-
 	evsel = evsel__new(&orig->core.attr);
 	if (evsel == NULL)
 		return NULL;
@@ -3079,21 +3073,6 @@ static int evsel__open_cpu(struct evsel *evsel, struct perf_cpu_map *cpus,
 			/* Debug message used by test scripts */
 			pr_debug2_peo(" = %d\n", fd);
 
-			if (evsel->bpf_fd >= 0) {
-				int evt_fd = fd;
-				int bpf_fd = evsel->bpf_fd;
-
-				err = ioctl(evt_fd,
-					    PERF_EVENT_IOC_SET_BPF,
-					    bpf_fd);
-				if (err && errno != EEXIST) {
-					pr_err("failed to attach bpf fd %d: %m\n",
-					       bpf_fd);
-					err = -EINVAL;
-					goto out_close;
-				}
-			}
-
 			set_rlimit = NO_CHANGE;
 
 			/*
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 6b0c08958616bf04..27af0c4f294efb30 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -94,8 +94,6 @@ struct evsel {
 		bool			skippable;
 		bool			retire_lat;
 		bool			dont_regroup;
-		int			bpf_fd;
-		struct bpf_object	*bpf_obj;
 		struct list_head	config_terms;
 		u64			alternate_hw_config;
 	};
-- 
2.55.0.795.g602f6c329a-goog