diff options
Diffstat (limited to 'samples/bpf/map_perf_test_user.c')
| -rw-r--r-- | samples/bpf/map_perf_test_user.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/samples/bpf/map_perf_test_user.c b/samples/bpf/map_perf_test_user.c index 680260a91f50..e29ff318a793 100644 --- a/samples/bpf/map_perf_test_user.c +++ b/samples/bpf/map_perf_test_user.c @@ -38,6 +38,8 @@ static __u64 time_get_ns(void) #define LRU_HASH_PREALLOC (1 << 4) #define PERCPU_LRU_HASH_PREALLOC (1 << 5) #define LPM_KMALLOC (1 << 6) +#define HASH_LOOKUP (1 << 7) +#define ARRAY_LOOKUP (1 << 8) static int test_flags = ~0; @@ -125,6 +127,30 @@ static void test_lpm_kmalloc(int cpu) cpu, MAX_CNT * 1000000000ll / (time_get_ns() - start_time)); } +static void test_hash_lookup(int cpu) +{ + __u64 start_time; + int i; + + start_time = time_get_ns(); + for (i = 0; i < MAX_CNT; i++) + syscall(__NR_getpgid, 0); + printf("%d:hash_lookup %lld lookups per sec\n", + cpu, MAX_CNT * 1000000000ll * 64 / (time_get_ns() - start_time)); +} + +static void test_array_lookup(int cpu) +{ + __u64 start_time; + int i; + + start_time = time_get_ns(); + for (i = 0; i < MAX_CNT; i++) + syscall(__NR_getpgrp, 0); + printf("%d:array_lookup %lld lookups per sec\n", + cpu, MAX_CNT * 1000000000ll * 64 / (time_get_ns() - start_time)); +} + static void loop(int cpu) { cpu_set_t cpuset; @@ -153,6 +179,12 @@ static void loop(int cpu) if (test_flags & LPM_KMALLOC) test_lpm_kmalloc(cpu); + + if (test_flags & HASH_LOOKUP) + test_hash_lookup(cpu); + + if (test_flags & ARRAY_LOOKUP) + test_array_lookup(cpu); } static void run_perf_test(int tasks) |