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Searched refs:rand (Results 1 – 25 of 136) sorted by relevance

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/linux/drivers/crypto/intel/qat/qat_common/
H A Dadf_heartbeat_inject.c47 u32 rand, rand_ae, rand_thr; in adf_heartbeat_inject_error() local
55 get_random_bytes(&rand, sizeof(rand)); in adf_heartbeat_inject_error()
56 rand_ae = rand % max_aes; in adf_heartbeat_inject_error()
59 get_random_bytes(&rand, sizeof(rand)); in adf_heartbeat_inject_error()
60 rand_thr = rand % hb_ctrs; in adf_heartbeat_inject_error()
/linux/tools/testing/radix-tree/
H A Dmain.c58 __gang_check(start, rand() % 113 + 1, rand() % 71, in __big_gang_check()
59 rand() % 157, rand() % 91 + 1); in __big_gang_check()
61 start += rand() % 1000000; in __big_gang_check()
164 start = rand(); in copy_tag_check()
165 end = rand(); in copy_tag_check()
166 if (start > end && (rand() % 10)) { in copy_tag_check()
173 cur = rand(); in copy_tag_check()
203 idx[i] = rand(); in copy_tag_check()
207 if (rand() & 1) { in copy_tag_check()
225 tmp = rand() % (count / 10 + 2); in copy_tag_check()
/linux/tools/testing/selftests/powerpc/ptrace/
H A Dptrace-hwbreak.c139 if (rand() % 2) in test_workload()
155 if (rand() % 2) in test_workload()
164 gstruct.a[rand() % A_LEN] = 'a'; in test_workload()
167 cvar = gstruct.a[rand() % A_LEN]; in test_workload()
170 if (rand() % 2) in test_workload()
176 gstruct.b[rand() % B_LEN] = 'b'; in test_workload()
182 if (rand() % 2) in test_workload()
188 if (rand() % 2) in test_workload()
194 if (rand() % 2) in test_workload()
200 gstruct.a[rand() % A_LEN] = 'a'; in test_workload()
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H A Dptrace-tm-spd-vsx.c136 fp_load[i] = 1 + rand(); in ptrace_tm_spd_vsx()
137 fp_load_new[i] = 1 + 2 * rand(); in ptrace_tm_spd_vsx()
138 fp_load_ckpt[i] = 1 + 3 * rand(); in ptrace_tm_spd_vsx()
139 fp_load_ckpt_new[i] = 1 + 4 * rand(); in ptrace_tm_spd_vsx()
H A Dptrace-tm-vsx.c120 fp_load[i] = 1 + rand(); in ptrace_tm_vsx()
121 fp_load_ckpt[i] = 1 + 2 * rand(); in ptrace_tm_vsx()
122 fp_load_ckpt_new[i] = 1 + 3 * rand(); in ptrace_tm_vsx()
/linux/tools/testing/selftests/powerpc/dscr/
H A Ddscr_explicit_test.c107 expected_dscr = rand() % DSCR_MAX; in dscr_explicit_random_thread()
110 for (int j = rand() % 5; j > 0; --j) { in dscr_explicit_random_thread()
114 if (args->do_yields && rand() % 2) in dscr_explicit_random_thread()
118 expected_dscr = rand() % DSCR_MAX; in dscr_explicit_random_thread()
121 for (int j = rand() % 5; j > 0; --j) { in dscr_explicit_random_thread()
125 if (args->do_yields && rand() % 2) in dscr_explicit_random_thread()
/linux/tools/testing/selftests/kvm/s390x/
H A Dmemop.c530 rand = i; in choose_block()
532 rand = rand * 19 + 11; in choose_block()
534 rand = rand * 19 + 11; in choose_block()
537 rand = rand * 17 + 5; in choose_block()
539 rand = rand * 17 + 5; in choose_block()
550 rand = i; in permutate_bits()
551 rand = rand * 3 + 1; in permutate_bits()
553 rand = rand * 3 + 1; in permutate_bits()
560 rand = rand * 3 + 1; in permutate_bits()
562 rand = rand * 3 + 1; in permutate_bits()
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/linux/tools/testing/selftests/mm/
H A Dmlock-random-test.c153 int is_mlock = !!(rand() % 2); in test_mlock_within_limit()
154 int lock_size = rand() % alloc_size; in test_mlock_within_limit()
155 int start_offset = rand() % (alloc_size - lock_size); in test_mlock_within_limit()
214 int is_mlock = !!(rand() % 2); in test_mlock_outof_limit()
215 int lock_size = (rand() % (alloc_size - cur.rlim_cur)) in test_mlock_outof_limit()
217 int start_offset = rand() % (alloc_size - lock_size); in test_mlock_outof_limit()
/linux/drivers/media/test-drivers/vivid/
H A Dvivid-touch-cap.c210 unsigned int rand = get_random_u32(); in vivid_fill_buff_noise() local
212 if (rand % 10) in vivid_fill_buff_noise()
215 tch_buf[i] = (rand / 10) % 7 - 3; in vivid_fill_buff_noise()
258 unsigned int test_pattern, test_pat_idx, rand; in vivid_fillbuff_tch() local
273 rand = dev->tch_pat_random; in vivid_fillbuff_tch()
278 vivid_tch_buf_set(f, tch_buf, rand % size); in vivid_fillbuff_tch()
282 vivid_tch_buf_set(f, tch_buf, rand % size); in vivid_fillbuff_tch()
286 vivid_tch_buf_set(f, tch_buf, rand % size); in vivid_fillbuff_tch()
290 (rand % f->height) * f->width + in vivid_fillbuff_tch()
/linux/include/linux/
H A Drandomize_kstack.h79 #define choose_random_kstack_offset(rand) do { \ argument
83 offset = ror32(offset, 5) ^ (rand); \
89 #define choose_random_kstack_offset(rand) do { } while (0) argument
/linux/Documentation/arch/s390/
H A Dmm.rst35 +- AMODE31_START --+- AMODE31_START --+ .amode31 rand. phys/virt start
37 +- AMODE31_END ----+- AMODE31_END ----+ .amode31 rand. phys/virt end (<2GB)
40 +- __kaslr_offset_phys | kernel rand. phys start
95 +- __kaslr_offset -+ kernel rand. virt start
99 +- kernel .bss end + kernel rand. virt end
/linux/mm/
H A Dshuffle.c163 static u64 rand; in shuffle_pick_tail() local
173 rand = get_random_u64(); in shuffle_pick_tail()
176 ret = rand & 1; in shuffle_pick_tail()
179 rand >>= 1; in shuffle_pick_tail()
/linux/arch/x86/mm/
H A Dkaslr.c68 unsigned long rand, memory_tb; in kernel_randomize_memory() local
126 prandom_bytes_state(&rand_state, &rand, sizeof(rand)); in kernel_randomize_memory()
127 entropy = (rand % (entropy + 1)) & PUD_MASK; in kernel_randomize_memory()
/linux/tools/testing/selftests/bpf/
H A Dbpf_rand.h11 return (((uint64_t)(uint32_t)rand()) | in bpf_rand_mask()
12 ((uint64_t)(uint32_t)rand() << 32)) & mask; in bpf_rand_mask()
37 switch (rand() % 39) { in bpf_semi_rand_get()
/linux/tools/testing/selftests/net/
H A Dip_defrag.c245 if (!cfg_overlap && (rand() % 100 < 15)) { in send_udp_frags()
255 if (!cfg_overlap && (rand() % 100 < 20) && in send_udp_frags()
280 if (rand() % 100 == 1) in send_udp_frags()
299 offset = rand() % (payload_len / 2); in send_udp_frags()
300 frag_len = 2 * max_frag_len + 1 + rand() % 256; in send_udp_frags()
328 if (rand() % 100 == 1) in send_udp_frags()
364 payload_len += (rand() % 4096)) { in run_test()
375 rand() % (1500 - FRAG_HLEN - min_frag_len); in run_test()
389 max_frag_len += 8 * (rand() % 8); in run_test()
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dtcp_hdr_options.c64 prefix ? : "", opt->flags, opt->max_delack_ms, opt->rand); in print_option()
304 exp_passive_estab_in.rand = 0xfa; in fastopen_estab()
308 exp_active_estab_in.rand = 0xce; in fastopen_estab()
341 exp_passive_estab_in.rand = 0xfa; in syncookie_estab()
346 exp_active_estab_in.rand = 0xce; in syncookie_estab()
385 exp_passive_fin_in.rand = 0xfa; in fin()
388 exp_active_fin_in.rand = 0xce; in fin()
417 exp_passive_estab_in.rand = 0xfa; in __simple_estab()
421 exp_active_estab_in.rand = 0xce; in __simple_estab()
/linux/net/rds/
H A Dthreads.c126 unsigned long rand; in rds_queue_reconnect() local
148 get_random_bytes(&rand, sizeof(rand)); in rds_queue_reconnect()
150 rand % cp->cp_reconnect_jiffies, cp->cp_reconnect_jiffies, in rds_queue_reconnect()
155 rand % cp->cp_reconnect_jiffies); in rds_queue_reconnect()
/linux/kernel/rcu/
H A Drcutorture.c1469 torture_hrtimeout_jiffies(torture_random(&rand) % 16, &rand); in rcu_torture_writer()
1477 torture_hrtimeout_jiffies(torture_random(&rand) % 16, &rand); in rcu_torture_writer()
1514 &rand); in rcu_torture_writer()
1535 &rand); in rcu_torture_writer()
1545 &rand); in rcu_torture_writer()
1554 &rand); in rcu_torture_writer()
1646 torture_hrtimeout_jiffies(torture_random(&rand) % 10, &rand); in rcu_torture_fakewriter()
1681 &rand); in rcu_torture_fakewriter()
1688 &rand); in rcu_torture_fakewriter()
1695 &rand); in rcu_torture_fakewriter()
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/linux/tools/testing/selftests/bpf/progs/
H A Dstruct_ops_nulled_out_cb.c9 int rand; variable
15 return arr[rand]; /* potentially way out of range access */ in BPF_PROG()
/linux/tools/perf/tests/
H A Dwp.c78 unsigned long tmp, tmp1 = rand(); in test__wp_ro()
102 unsigned long tmp, tmp1 = rand(); in test__wp_wo()
126 unsigned long tmp, tmp1 = rand(); in test__wp_rw()
150 unsigned long tmp = rand(); in test__wp_modify()
/linux/tools/testing/selftests/net/tcp_ao/lib/
H A Dutils.c15 *p++ = rand(); in randomize_buffer()
18 int tmp = rand(); in randomize_buffer()
/linux/kernel/
H A Dtorture.c344 DEFINE_TORTURE_RANDOM(rand); in torture_onoff()
358 torture_hrtimeout_jiffies(onoff_holdoff, &rand); in torture_onoff()
363 torture_hrtimeout_jiffies(HZ / 10, &rand); in torture_onoff()
366 cpu = torture_random(&rand) % (maxcpu + 1); in torture_onoff()
373 torture_hrtimeout_jiffies(onoff_interval, &rand); in torture_onoff()
560 DEFINE_TORTURE_RANDOM(rand); in torture_shuffle()
564 torture_hrtimeout_jiffies(shuffle_interval, &rand); in torture_shuffle()
565 torture_shuffle_tasks(&rand); in torture_shuffle()
/linux/arch/x86/kernel/
H A Despfix_64.c97 unsigned long rand = get_random_long(); in init_espfix_random() local
99 slot_random = rand % ESPFIX_STACKS_PER_PAGE; in init_espfix_random()
100 page_random = (rand / ESPFIX_STACKS_PER_PAGE) in init_espfix_random()
/linux/tools/testing/selftests/sync/
H A Dsync_stress_merge.c64 timeline_offset = rand() % timeline_count; in test_merge_stress_random_merge()
66 sync_point = rand(); in test_merge_stress_random_merge()
/linux/samples/bpf/
H A Dmap_perf_test_user.c382 key->prefixlen = rand() % 33; in fill_lpm_trie()
383 key->data[0] = rand() & 0xff; in fill_lpm_trie()
384 key->data[1] = rand() & 0xff; in fill_lpm_trie()
385 key->data[2] = rand() & 0xff; in fill_lpm_trie()
386 key->data[3] = rand() & 0xff; in fill_lpm_trie()

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