diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/trigger_bench.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/trigger_bench.c | 68 |
1 files changed, 48 insertions, 20 deletions
diff --git a/tools/testing/selftests/bpf/progs/trigger_bench.c b/tools/testing/selftests/bpf/progs/trigger_bench.c index 42ec202015ed..2619ed193c65 100644 --- a/tools/testing/selftests/bpf/progs/trigger_bench.c +++ b/tools/testing/selftests/bpf/progs/trigger_bench.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 // Copyright (c) 2020 Facebook - #include <linux/bpf.h> #include <asm/unistd.h> #include <bpf/bpf_helpers.h> @@ -26,79 +25,108 @@ static __always_inline void inc_counter(void) __sync_add_and_fetch(&hits[cpu & CPU_MASK].value, 1); } -SEC("tp/syscalls/sys_enter_getpgid") -int bench_trigger_tp(void *ctx) +SEC("?uprobe") +int bench_trigger_uprobe(void *ctx) { inc_counter(); return 0; } -SEC("raw_tp/sys_enter") -int BPF_PROG(bench_trigger_raw_tp, struct pt_regs *regs, long id) +const volatile int batch_iters = 0; + +SEC("?raw_tp") +int trigger_count(void *ctx) { - if (id == __NR_getpgid) + int i; + + for (i = 0; i < batch_iters; i++) inc_counter(); + + return 0; +} + +SEC("?raw_tp") +int trigger_driver(void *ctx) +{ + int i; + + for (i = 0; i < batch_iters; i++) + (void)bpf_get_numa_node_id(); /* attach point for benchmarking */ + return 0; } -SEC("kprobe/" SYS_PREFIX "sys_getpgid") +extern int bpf_modify_return_test_tp(int nonce) __ksym __weak; + +SEC("?raw_tp") +int trigger_driver_kfunc(void *ctx) +{ + int i; + + for (i = 0; i < batch_iters; i++) + (void)bpf_modify_return_test_tp(0); /* attach point for benchmarking */ + + return 0; +} + +SEC("?kprobe/bpf_get_numa_node_id") int bench_trigger_kprobe(void *ctx) { inc_counter(); return 0; } -SEC("kretprobe/" SYS_PREFIX "sys_getpgid") +SEC("?kretprobe/bpf_get_numa_node_id") int bench_trigger_kretprobe(void *ctx) { inc_counter(); return 0; } -SEC("kprobe.multi/" SYS_PREFIX "sys_getpgid") +SEC("?kprobe.multi/bpf_get_numa_node_id") int bench_trigger_kprobe_multi(void *ctx) { inc_counter(); return 0; } -SEC("kretprobe.multi/" SYS_PREFIX "sys_getpgid") +SEC("?kretprobe.multi/bpf_get_numa_node_id") int bench_trigger_kretprobe_multi(void *ctx) { inc_counter(); return 0; } -SEC("fentry/" SYS_PREFIX "sys_getpgid") +SEC("?fentry/bpf_get_numa_node_id") int bench_trigger_fentry(void *ctx) { inc_counter(); return 0; } -SEC("fexit/" SYS_PREFIX "sys_getpgid") +SEC("?fexit/bpf_get_numa_node_id") int bench_trigger_fexit(void *ctx) { inc_counter(); return 0; } -SEC("fentry.s/" SYS_PREFIX "sys_getpgid") -int bench_trigger_fentry_sleep(void *ctx) +SEC("?fmod_ret/bpf_modify_return_test_tp") +int bench_trigger_fmodret(void *ctx) { inc_counter(); - return 0; + return -22; } -SEC("fmod_ret/" SYS_PREFIX "sys_getpgid") -int bench_trigger_fmodret(void *ctx) +SEC("?tp/bpf_test_run/bpf_trigger_tp") +int bench_trigger_tp(void *ctx) { inc_counter(); - return -22; + return 0; } -SEC("uprobe") -int bench_trigger_uprobe(void *ctx) +SEC("?raw_tp/bpf_trigger_tp") +int bench_trigger_rawtp(void *ctx) { inc_counter(); return 0; |