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Searched refs:shift (Results 1 – 25 of 50) sorted by relevance

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/tools/testing/selftests/mm/
A Dmap_hugetlb.c50 int shift = 0; in main() local
63 shift = atoi(argv[2]); in main()
64 if (shift) in main()
65 flags |= (shift & MAP_HUGE_MASK) << MAP_HUGE_SHIFT; in main()
68 if (shift) in main()
69 ksft_print_msg("%u kB hugepages\n", 1 << (shift - 10)); in main()
A Dpkey-arm64.h96 u32 shift = pkey_bit_position(pkey); in set_pkey_bits() local
100 reg &= ~((u64)PKEY_MASK << shift); in set_pkey_bits()
108 reg |= new_val << shift; in set_pkey_bits()
116 u32 shift = pkey_bit_position(pkey); in get_pkey_bits() local
121 u32 perm = (reg >> shift) & PKEY_MASK; in get_pkey_bits()
A Dpkey-helpers.h127 u32 shift = pkey_bit_position(pkey); in set_pkey_bits() local
129 reg &= ~((u64)PKEY_MASK << shift); in set_pkey_bits()
131 reg |= (flags & PKEY_MASK) << shift; in set_pkey_bits()
139 u32 shift = pkey_bit_position(pkey); in get_pkey_bits() local
144 return ((reg >> shift) & PKEY_MASK); in get_pkey_bits()
A Dmremap_test.c822 unsigned long shift = i * chunk_size; in remap_region() local
824 if (!memcmp(dest_addr + shift, rand_addr + shift, chunk_size)) in remap_region()
828 for (t = shift; t < shift + chunk_size; ++t) { in remap_region()
863 unsigned long shift = i * chunk_size; in remap_region() local
865 if (!memcmp(dest_preamble_addr + shift, rand_addr + shift, in remap_region()
870 for (d = shift; d < shift + chunk_size; ++d) { in remap_region()
/tools/include/linux/
A Dmath64.h22 static inline u64 mul_u64_u32_shr(u64 a, u32 b, unsigned int shift) in mul_u64_u32_shr() argument
24 return (u64)(((unsigned __int128)a * b) >> shift); in mul_u64_u32_shr()
46 static inline u64 mul_u64_u32_shr(u64 a, u32 b, unsigned int shift) in mul_u64_u32_shr() argument
54 ret = mul_u32_u32(al, b) >> shift; in mul_u64_u32_shr()
56 ret += mul_u32_u32(ah, b) << (32 - shift); in mul_u64_u32_shr()
A Dbitops.h87 static inline __u32 rol32(__u32 word, unsigned int shift) in rol32() argument
89 return (word << shift) | (word >> ((-shift) & 31)); in rol32()
99 __u8 shift = 63 - index; in sign_extend64() local
100 return (__s64)(value << shift) >> shift; in sign_extend64()
/tools/testing/selftests/powerpc/nx-gzip/
A Dgzfht_test.c153 int shift = (tebc & 0x7); in append_sync_flush() local
161 flush = ((0x1ULL & final) << shift) | *buf; in append_sync_flush()
162 shift = shift + 3; /* BFINAL and BTYPE written */ in append_sync_flush()
163 shift = (shift <= 8) ? 8 : 16; in append_sync_flush()
164 flush |= (0xFFFF0000ULL) << shift; /* Zero length block */ in append_sync_flush()
165 shift = shift + 32; in append_sync_flush()
166 while (shift > 0) { in append_sync_flush()
169 shift = shift - 8; in append_sync_flush()
/tools/arch/x86/include/asm/
A Dpvclock.h39 static inline u64 pvclock_scale_delta(u64 delta, u32 mul_frac, int shift) in pvclock_scale_delta() argument
48 if (shift < 0) in pvclock_scale_delta()
49 delta >>= -shift; in pvclock_scale_delta()
51 delta <<= shift; in pvclock_scale_delta()
/tools/testing/selftests/powerpc/include/
A Dpkeys.h65 unsigned long amr, shift; in pkey_set_rights() local
67 shift = (NR_PKEYS - pkey - 1) * PKEY_BITS_PER_PKEY; in pkey_set_rights()
69 amr &= ~(PKEY_BITS_MASK << shift); in pkey_set_rights()
70 amr |= (rights & PKEY_BITS_MASK) << shift; in pkey_set_rights()
/tools/testing/selftests/kvm/lib/
A Dtest_util.c45 int shift = 0; in parse_size() local
55 shift = 40; in parse_size()
58 shift = 30; in parse_size()
61 shift = 20; in parse_size()
64 shift = 10; in parse_size()
68 shift = 0; in parse_size()
74 TEST_ASSERT((base << shift) >> shift == base, "Overflow scaling size!"); in parse_size()
76 return base << shift; in parse_size()
/tools/testing/radix-tree/
A Dtest.c217 tag, slot->shift, tagged, anyset); in verify_node()
229 if (slot->shift > 0) { in verify_node()
272 unsigned shift; in tree_verify_min_height() local
282 shift = node->shift; in tree_verify_min_height()
283 if (shift > 0) in tree_verify_min_height()
284 assert(maxindex > shift_maxindex(shift - RADIX_TREE_MAP_SHIFT)); in tree_verify_min_height()
A D.gitignore4 generated/map-shift.h
A Dmultiorder.c59 int shift = height * XA_CHUNK_SHIFT; in multiorder_iteration() local
63 assert(xas.xa_node->shift == shift); in multiorder_iteration()
/tools/testing/selftests/bpf/progs/
A Dtest_siphash.h8 static inline u64 rol64(u64 word, unsigned int shift) in rol64() argument
10 return (word << (shift & 63)) | (word >> ((-shift) & 63)); in rol64()
A Dtest_jhash.h7 static __always_inline u32 rol32(u32 word, unsigned int shift) in rol32() argument
9 return (word << shift) | (word >> ((-shift) & 31)); in rol32()
/tools/testing/selftests/ublk/
A Dstripe.c9 unsigned shift; member
36 const unsigned shift = conf->shift - 9; in calculate_nr_vec() local
37 const unsigned unit_sects = conf->nr_files << shift; in calculate_nr_vec()
75 const unsigned shift = conf->shift - 9; in calculate_stripe_array() local
76 const unsigned chunk_sects = 1 << shift; in calculate_stripe_array()
77 const unsigned unit_sects = conf->nr_files << shift; in calculate_stripe_array()
86 unsigned seq = (start - unit_off) >> shift; in calculate_stripe_array()
335 conf->shift = chunk_shift; in ublk_stripe_tgt_init()
348 printf("%s: shift %u files %u\n", __func__, conf->shift, conf->nr_files); in ublk_stripe_tgt_init()
/tools/testing/selftests/bpf/
A Dbpf_rand.h16 static inline uint64_t bpf_rand_u##x(int shift) \
18 return bpf_rand_mask((m)) << shift; \
/tools/testing/selftests/kvm/x86/
A Dfastops_test.c77 uint8_t shift = __val1; \
80 guest_execute_fastop_cl("", insn, shift, ex_output, ex_flags); \
81 guest_execute_fastop_cl(KVM_FEP, insn, shift, output, flags); \
85 (uint64_t)ex_output, insn, shift, (uint64_t)input, \
89 ex_flags, insn, shift, (uint64_t)input, flags); \
/tools/sched_ext/include/scx/
A Dcommon.bpf.h642 u32 shift; in log2_u32() local
645 shift = (v > 0xFF) << 3; v >>= shift; r |= shift; in log2_u32()
646 shift = (v > 0xF) << 2; v >>= shift; r |= shift; in log2_u32()
647 shift = (v > 0x3) << 1; v >>= shift; r |= shift; in log2_u32()
/tools/testing/selftests/vDSO/
A Dvdso_test_chacha.c32 static uint32_t rol32(uint32_t word, unsigned int shift) in rol32() argument
34 return (word << (shift & 31)) | (word >> ((-shift) & 31)); in rol32()
/tools/testing/selftests/kvm/lib/arm64/
A Dgic_v3.c174 uint32_t fields_per_reg, index, mask, shift; in gicv3_access_reg() local
187 shift = index * bits_per_field; in gicv3_access_reg()
188 mask = ((1U << bits_per_field) - 1) << shift; in gicv3_access_reg()
196 gicv3_setl_fields(cpu_or_dist, offset, mask, *val << shift); in gicv3_access_reg()
197 *val = gicv3_getl_fields(cpu_or_dist, offset, mask) >> shift; in gicv3_access_reg()
A Dprocessor.c30 unsigned int shift = (vm->pgtable_levels - 1) * (vm->page_shift - 3) + vm->page_shift; in pgd_index() local
31 uint64_t mask = (1UL << (vm->va_bits - shift)) - 1; in pgd_index()
33 return (gva >> shift) & mask; in pgd_index()
38 unsigned int shift = 2 * (vm->page_shift - 3) + vm->page_shift; in pud_index() local
44 return (gva >> shift) & mask; in pud_index()
49 unsigned int shift = (vm->page_shift - 3) + vm->page_shift; in pmd_index() local
55 return (gva >> shift) & mask; in pmd_index()
106 unsigned int shift = (vm->pgtable_levels - 1) * (vm->page_shift - 3) + vm->page_shift; in ptrs_per_pgd() local
107 return 1 << (vm->va_bits - shift); in ptrs_per_pgd()
/tools/testing/vma/
A D.gitignore3 generated/map-shift.h
/tools/testing/selftests/kvm/arm64/
A Dset_id_regs.c35 uint8_t shift; member
54 .shift = SHIFT, \
362 uint8_t shift = ftr_bits->shift; in test_reg_set_success() local
367 ftr = (val & mask) >> shift; in test_reg_set_success()
371 ftr <<= shift; in test_reg_set_success()
385 uint8_t shift = ftr_bits->shift; in test_reg_set_fail() local
391 ftr = (val & mask) >> shift; in test_reg_set_fail()
396 ftr <<= shift; in test_reg_set_fail()
/tools/iio/
A Diio_utils.h46 unsigned shift; member

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