linux-raspberrypi: Remove unused patches

Signed-off-by: Khem Raj <raj.khem@gmail.com>

recipes-kernel/linux/files/0001-Revert-selftests-bpf-Skip-perf-hw-events-test-if-the.patch

@@ -1,35 +0,0 @@
-From 754e3030788702c1f013a88a4fc8546742d84e27 Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Thu, 18 Jun 2020 13:45:04 -0700
-Subject: [PATCH] Revert "selftests/bpf: Skip perf hw events test if the setup
- disabled it"
-
-This reverts commit da43712a7262891317883d4b3a909fb18dac4b1d.
-
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
----
- .../selftests/bpf/prog_tests/stacktrace_build_id_nmi.c    | 8 ++------
- 1 file changed, 2 insertions(+), 6 deletions(-)
-
-diff --git a/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c b/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c
-index 437cb93e72ac..f62aa0eb959b 100644
---- a/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c
-+++ b/tools/testing/selftests/bpf/prog_tests/stacktrace_build_id_nmi.c
-@@ -49,12 +49,8 @@ void test_stacktrace_build_id_nmi(void)
- 	pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */,
- 			 0 /* cpu 0 */, -1 /* group id */,
- 			 0 /* flags */);
--	if (pmu_fd < 0 && errno == ENOENT) {
--		printf("%s:SKIP:no PERF_COUNT_HW_CPU_CYCLES\n", __func__);
--		test__skip();
--		goto close_prog;
--	}
--	if (CHECK(pmu_fd < 0, "perf_event_open", "err %d errno %d\n",
-+	if (CHECK(pmu_fd < 0, "perf_event_open",
-+		  "err %d errno %d. Does the test host support PERF_COUNT_HW_CPU_CYCLES?\n",
- 		  pmu_fd, errno))
- 		goto close_prog;
- 
--- 
-2.27.0
-

recipes-kernel/linux/files/0002-Revert-selftests-bpf-Fix-perf_buffer-test-on-systems.patch

@@ -1,94 +0,0 @@
-From 366487b86a8c87954fb4ab7bd88ab49a929a32f6 Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Mon, 13 Apr 2020 11:25:58 -0700
-Subject: [PATCH 2/2] Revert "selftests/bpf: Fix perf_buffer test on systems w/
- offline CPUs"
-
-This reverts commit 77bb53cb094828a31cd3c5b402899810f63073c1.
----
- .../selftests/bpf/prog_tests/perf_buffer.c    | 29 ++++---------------
- 1 file changed, 5 insertions(+), 24 deletions(-)
-
-diff --git a/tools/testing/selftests/bpf/prog_tests/perf_buffer.c b/tools/testing/selftests/bpf/prog_tests/perf_buffer.c
-index cf6c87936c69..3003fddc0613 100644
---- a/tools/testing/selftests/bpf/prog_tests/perf_buffer.c
-+++ b/tools/testing/selftests/bpf/prog_tests/perf_buffer.c
-@@ -4,7 +4,6 @@
- #include <sched.h>
- #include <sys/socket.h>
- #include <test_progs.h>
--#include "libbpf_internal.h"
- 
- static void on_sample(void *ctx, int cpu, void *data, __u32 size)
- {
-@@ -20,7 +19,7 @@ static void on_sample(void *ctx, int cpu, void *data, __u32 size)
- 
- void test_perf_buffer(void)
- {
--	int err, prog_fd, on_len, nr_on_cpus = 0,  nr_cpus, i, duration = 0;
-+	int err, prog_fd, nr_cpus, i, duration = 0;
- 	const char *prog_name = "kprobe/sys_nanosleep";
- 	const char *file = "./test_perf_buffer.o";
- 	struct perf_buffer_opts pb_opts = {};
-@@ -30,27 +29,15 @@ void test_perf_buffer(void)
- 	struct bpf_object *obj;
- 	struct perf_buffer *pb;
- 	struct bpf_link *link;
--	bool *online;
- 
- 	nr_cpus = libbpf_num_possible_cpus();
- 	if (CHECK(nr_cpus < 0, "nr_cpus", "err %d\n", nr_cpus))
- 		return;
- 
--	err = parse_cpu_mask_file("/sys/devices/system/cpu/online",
--				  &online, &on_len);
--	if (CHECK(err, "nr_on_cpus", "err %d\n", err))
--		return;
--
--	for (i = 0; i < on_len; i++)
--		if (online[i])
--			nr_on_cpus++;
--
- 	/* load program */
- 	err = bpf_prog_load(file, BPF_PROG_TYPE_KPROBE, &obj, &prog_fd);
--	if (CHECK(err, "obj_load", "err %d errno %d\n", err, errno)) {
--		obj = NULL;
--		goto out_close;
--	}
-+	if (CHECK(err, "obj_load", "err %d errno %d\n", err, errno))
-+		return;
- 
- 	prog = bpf_object__find_program_by_title(obj, prog_name);
- 	if (CHECK(!prog, "find_probe", "prog '%s' not found\n", prog_name))
-@@ -77,11 +64,6 @@ void test_perf_buffer(void)
- 	/* trigger kprobe on every CPU */
- 	CPU_ZERO(&cpu_seen);
- 	for (i = 0; i < nr_cpus; i++) {
--		if (i >= on_len || !online[i]) {
--			printf("skipping offline CPU #%d\n", i);
--			continue;
--		}
--
- 		CPU_ZERO(&cpu_set);
- 		CPU_SET(i, &cpu_set);
- 
-@@ -99,8 +81,8 @@ void test_perf_buffer(void)
- 	if (CHECK(err < 0, "perf_buffer__poll", "err %d\n", err))
- 		goto out_free_pb;
- 
--	if (CHECK(CPU_COUNT(&cpu_seen) != nr_on_cpus, "seen_cpu_cnt",
--		  "expect %d, seen %d\n", nr_on_cpus, CPU_COUNT(&cpu_seen)))
-+	if (CHECK(CPU_COUNT(&cpu_seen) != nr_cpus, "seen_cpu_cnt",
-+		  "expect %d, seen %d\n", nr_cpus, CPU_COUNT(&cpu_seen)))
- 		goto out_free_pb;
- 
- out_free_pb:
-@@ -109,5 +91,4 @@ void test_perf_buffer(void)
- 	bpf_link__destroy(link);
- out_close:
- 	bpf_object__close(obj);
--	free(online);
- }
--- 
-2.26.0
-