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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dxdp_adjust_tail.c108 /* Test case-64 */ in test_xdp_adjust_tail_grow2()
110 tattr.data_size_in = 64; /* Determine test case via pkt size */ in test_xdp_adjust_tail_grow2()
115 ASSERT_EQ(errno, ENOSPC, "case-64 errno"); /* Due limit copy_size in bpf_test_finish */ in test_xdp_adjust_tail_grow2()
116 ASSERT_EQ(tattr.retval, XDP_TX, "case-64 retval"); in test_xdp_adjust_tail_grow2()
117 ASSERT_EQ(tattr.data_size_out, 192, "case-64 data_size_out"); /* Expected grow size */ in test_xdp_adjust_tail_grow2()
120 ASSERT_EQ(buf[0], 1, "case-64-data buf[0]"); /* 0-63 memset to 1 */ in test_xdp_adjust_tail_grow2()
121 ASSERT_EQ(buf[63], 1, "case-64-data buf[63]"); in test_xdp_adjust_tail_grow2()
122 ASSERT_EQ(buf[64], 0, "case-64-data buf[64]"); /* 64-127 memset to 0 */ in test_xdp_adjust_tail_grow2()
123 ASSERT_EQ(buf[127], 0, "case-64-data buf[127]"); in test_xdp_adjust_tail_grow2()
124 ASSERT_EQ(buf[128], 1, "case-64-data buf[128]"); /* 128-191 memset to 1 */ in test_xdp_adjust_tail_grow2()
[all …]
/linux/arch/x86/pci/
H A Dce4100.c39 #define KB (1024) macro
100 DEFINE_REG(2, 1, 0x10, (64*KB), reg_init, reg_read, reg_write)
101 DEFINE_REG(3, 0, 0x10, (64*KB), reg_init, reg_read, reg_write)
102 DEFINE_REG(4, 0, 0x10, (128*KB), reg_init, reg_read, reg_write)
103 DEFINE_REG(4, 1, 0x10, (128*KB), reg_init, reg_read, reg_write)
104 DEFINE_REG(6, 0, 0x10, (512*KB), reg_init, reg_read, reg_write)
105 DEFINE_REG(6, 1, 0x10, (512*KB), reg_init, reg_read, reg_write)
106 DEFINE_REG(6, 2, 0x10, (64*KB), reg_init, reg_read, reg_write)
108 DEFINE_REG(8, 1, 0x10, (64*KB), reg_init, reg_read, reg_write)
109 DEFINE_REG(8, 2, 0x10, (64*KB), reg_init, reg_read, reg_write)
[all …]
/linux/arch/loongarch/
H A DKconfig23 select ARCH_HAS_KERNEL_FPU_SUPPORT if 64BIT && CPU_HAS_FPU
27 select ARCH_HAS_PTE_SPECIAL if 64BIT
65 select ARCH_SUPPORTS_HUGETLBFS if 64BIT
70 select ARCH_HAS_PTE_PROTNONE if 64BIT
83 select ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP if 64BIT
98 select GENERIC_GETTIMEOFDAY if 64BIT
115 select HAVE_ALIGNED_STRUCT_PAGE if 64BIT
117 select HAVE_ARCH_BITREVERSE if 64BIT && BITREVERSE
120 select HAVE_ARCH_KASAN if 64BIT
121 select HAVE_ARCH_KFENCE if 64BI
[all...]
/linux/tools/perf/pmu-events/arch/arm64/fujitsu/monaka/
H A Dtlb.json37 … "BriefDescription": "This event counts operations that cause a TLB access to the L1I in 4KB page."
42 …"BriefDescription": "This event counts operations that cause a TLB access to the L1I in 64KB page."
72 … "BriefDescription": "This event counts operations that cause a TLB access to the L1D in 4KB page."
77 …"BriefDescription": "This event counts operations that cause a TLB access to the L1D in 64KB page."
107 … "BriefDescription": "This event counts operations that cause a TLB refill of the L1I in 4KB page."
112 …"BriefDescription": "This event counts operations that cause a TLB refill of the L1I in 64KB page."
142 … "BriefDescription": "This event counts operations that cause a TLB refill of the L1D in 4KB page."
147 …"BriefDescription": "This event counts operations that cause a TLB refill of the L1D in 64KB page."
177 … "BriefDescription": "This event counts operations that cause a TLB access to the L2I in 4KB page."
182 …"BriefDescription": "This event counts operations that cause a TLB access to the L2I in 64KB page."
[all …]
/linux/tools/perf/Documentation/
H A Dperf-bench.txt183 Available units are B, KB, MB, GB and TB (case insensitive).
187 Specify page-size for mapping memory buffers (default: 4KB).
188 Available values are 4KB, 2MB, 1GB (case insensitive).
193 Available units are B, KB, MB, GB and TB (case insensitive).
199 On x86-64, x86-64-unrolled, x86-64-movsq and x86-64-movsb are supported.
217 Available units are B, KB, MB, GB and TB (case insensitive).
221 Specify page-size for mapping memory buffers (default: 4KB)
[all...]
/linux/drivers/w1/slaves/
H A DKconfig15 tristate "Simple 64bit memory family implementation"
18 simple 64bit memory rom(ds2401/ds2411/ds1990*) to your wire.
74 organized as 7 pages of 16 bytes each with 64bit
86 tristate "1kb EEPROM family support (DS2431)"
89 1kb EEPROM family device (DS2431)
92 tristate "4kb EEPROM family support (DS2433)"
95 4kb EEPROM family device (DS2433).
113 tristate "512b/1kb/16kb EPROM family support"
117 512b/1kb/16kb EPROM family device (DS250x).
151 4kb EEPROM with PIO family device (DS28E04).
/linux/Documentation/translations/zh_TW/arch/arm64/
H A Dmemory.txt37 頁大小爲 4KB 的 4 級轉換表和頁大小爲 64KB 的 3 級轉換表。
39 AArch64 Linux 使用 3 級或 4 級轉換表，其頁大小配置爲 4KB，對於用戶和內核
41 對於頁大小爲 64KB的配置，僅使用 2 級轉換表，有 42-bit (4TB) 的虛擬地址空間，但內存佈局相同。
49 AArch64 Linux 在頁大小爲 4KB，並使用 3 級轉換表時的內存佈局：
57 AArch64 Linux 在頁大小爲 4KB，並使用 4 級轉換表時的內存佈局：
65 AArch64 Linux 在頁大小爲 64KB，並使用 2 級轉換表時的內存佈局：
73 AArch64 Linux 在頁大小爲 64KB，並使用 3 級轉換表時的內存佈局：
84 4KB 頁大小的轉換表查找：
99 64KB 頁大小的轉換表查找：
/linux/Documentation/translations/zh_CN/arch/arm64/
H A Dmemory.txt33 页大小为 4KB 的 4 级转换表和页大小为 64KB 的 3 级转换表。
35 AArch64 Linux 使用 3 级或 4 级转换表，其页大小配置为 4KB，对于用户和内核
37 对于页大小为 64KB的配置，仅使用 2 级转换表，有 42-bit (4TB) 的虚拟地址空间，但内存布局相同。
45 AArch64 Linux 在页大小为 4KB，并使用 3 级转换表时的内存布局：
53 AArch64 Linux 在页大小为 4KB，并使用 4 级转换表时的内存布局：
61 AArch64 Linux 在页大小为 64KB，并使用 2 级转换表时的内存布局：
69 AArch64 Linux 在页大小为 64KB，并使用 3 级转换表时的内存布局：
80 4KB 页大小的转换表查找：
95 64KB 页大小的转换表查找：
/linux/arch/powerpc/include/asm/book3s/64/
H A Dhash-4k.h5 #define H_PTE_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps: 2^9 x 4KB = 2MB
6 #define H_PMD_INDEX_SIZE 7 // size: 8B << 7 = 1KB, maps: 2^7 x 2MB = 256MB
7 #define H_PUD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps: 2^9 x 256MB = 128GB
8 #define H_PGD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps: 2^9 x 128GB = 64TB
11 * Each context is 512TB. But on 4k we restrict our max TASK size to 64TB
12 * Hence also limit max EA bits to 64TB.
18 * Our page table limit us to 64TB. For 64TB physical memory, we only need 64GB
106 * 4K PTE format is different from 64K PTE format. Saving the hash_slot is just
107 * a matter of returning the PTE bits that need to be modified. On 64K PTE,
H A Dradix-64k.h6 * For 64K page size supported index is 13/9/9/5
8 #define RADIX_PTE_INDEX_SIZE 5 // size: 8B << 5 = 256B, maps 2^5 x 64K = 2MB
9 #define RADIX_PMD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 2MB = 1GB
10 #define RADIX_PUD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 1GB = 512GB
11 #define RADIX_PGD_INDEX_SIZE 13 // size: 8B << 13 = 64KB, maps 2^13 x 512GB = 4PB
H A Dradix-4k.h8 #define RADIX_PTE_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 4K = 2MB
9 #define RADIX_PMD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 2MB = 1GB
10 #define RADIX_PUD_INDEX_SIZE 9 // size: 8B << 9 = 4KB, maps 2^9 x 1GB = 512GB
11 #define RADIX_PGD_INDEX_SIZE 13 // size: 8B << 13 = 64KB, maps 2^13 x 512GB = 4PB
H A Dhash-64k.h5 #define H_PTE_INDEX_SIZE 8 // size: 8B << 8 = 2KB, maps 2^8 x 64KB = 16MB
6 #define H_PMD_INDEX_SIZE 10 // size: 8B << 10 = 8KB, maps 2^10 x 16MB = 16GB
7 #define H_PUD_INDEX_SIZE 10 // size: 8B << 10 = 8KB, maps 2^10 x 16GB = 16TB
8 #define H_PGD_INDEX_SIZE 8 // size: 8B << 8 = 2KB, maps 2^8 x 16TB = 4PB
43 * 64k aligned address free up few of the lower bits of RPN for us
86 * With 64K pages on hash table, we have a special PTE format that
88 * in order to deal with 64K made of 4K HW pages. Thus we override the
155 * Trick: we set __end to va + 64k, which happens works for
219 * each HPTE entry. With 16MB hugepage and 64K HPTE we need 256 entries and
/linux/tools/testing/selftests/tc-testing/tc-tests/actions/
H A Dpolice.json23 "matchPattern": "action order [0-9]*: police 0x1 rate 1Kbit burst 10Kb",
78 "matchPattern": "action order [0-9]*: police 0x62 rate 90Kbit burst 10Kb mtu 1Kb",
102 "cmdUnderTest": "$TC actions add action police rate 90kbit burst 10k mtu 2kb peakrate 100kbit index 3",
105 "matchPattern": "action order [0-9]*: police 0x3 rate 90Kbit burst 10Kb mtu 2Kb peakrate 100Kbit",
129 "cmdUnderTest": "$TC actions add action police rate 5kbit burst 6kb peakrate 10kbit index 9",
132 "matchPattern": "action order [0-9]*: police 0x9 rate 5Kb burst 10Kb",
156 "cmdUnderTest": "$TC actions add action police rate 1mbit burst 100k overhead 64 inde
[all...]
/linux/arch/sh/mm/
H A Dtlb-debugfs.c29 { 0x0, " 1KB" },
30 { 0x1, " 4KB" },
31 { 0x2, " 8KB" },
32 { 0x4, " 64KB" },
33 { 0x5, "256KB" },
36 { 0xc, " 64MB" },
65 nentries = 64; in tlb_seq_show()
88 nentries = 64; in tlb_seq_show()
/linux/drivers/media/platform/samsung/s5p-mfc/
H A Dregs-mfc-v8.h95 #define MFC_CTX_BUF_SIZE_V8 (36 * SZ_1K) /* 36KB */
97 #define MFC_OTHER_DEC_CTX_BUF_SIZE_V8 (20 * SZ_1K) /* 20KB */
98 #define MFC_H264_ENC_CTX_BUF_SIZE_V8 (100 * SZ_1K) /* 100KB */
99 #define MFC_OTHER_ENC_CTX_BUF_SIZE_V8 (10 * SZ_1K) /* 10KB */
114 ((DIV_ROUND_UP((mbw * 16), 64) * DIV_ROUND_UP((mbh * 16), 64) * 256) \
118 #define S5P_FIMV_D_ALIGN_PLANE_SIZE_V8 64
121 #define MAX_FW_SIZE_V8 (SZ_512K) /* 512KB */
/linux/tools/mm/
H A Dthp_swap_allocator_test.c9 * 64KB THP and the other area for small folios. The second memory
14 * echo 64M > /sys/block/zram0/disksize
15 * echo never > /sys/kernel/mm/transparent_hugepage/hugepages-2048kB/enabled
16 * echo always > /sys/kernel/mm/transparent_hugepage/hugepages-64kB/enabled
37 #define ALIGNMENT_MTHP (64 * 1024)
41 #define MTHP_FOLIO_SIZE (64 * 1024)
44 "/sys/kernel/mm/transparent_hugepage/hugepages-64kB/stat
[all...]
H A Dthpmaps41 def kbnr(kb):
42 # Convert KB to number of pages.
43 return (kb << 10) >> PAGE_SHIFT
47 # Convert number of pages to KB.
52 # Convert page order to KB.
292 f"anon-thp-pmd-aligned-{odkb(PMD_ORDER)}kB": {'type': 'anon', 'value': anon_pmd_mapped},
293 f"file-thp-pmd-aligned-{odkb(PMD_ORDER)}kB": {'type': 'file', 'value': file_pmd_mapped},
297 param = f"{type}-thp-pte-{subtype}-{{}}kB"
353 f"anon-cont-pmd-aligned-{nrkb(nr_cont)}kB": {'type': 'anon', 'value': anon_pmd_mapped},
354 f"file-cont-pmd-aligned-{nrkb(nr_cont)}kB": {'type': 'file', 'value': file_pmd_mapped},
[all …]
/linux/arch/arm/boot/dts/aspeed/
H A Dfacebook-bmc-flash-layout-128.dtsi10 * u-boot partition: 896KB.
18 * u-boot environment variables: 64KB.
26 * image metadata partition (64KB), used by Facebook internal
/linux/Documentation/arch/x86/x86_64/
H A Dmm.rst13 from the top of the 64-bit address space. It's easier to understand the layout
17 64-bit address space (ffffffffffffffff).
20 from TB to GB and then MB/KB.
24 It also shows it nicely how incredibly large 64-bit address space is.
33 00007ffffffff000 | ~128 TB | 00007fffffffffff | 4 kB | ... guard hole
57 …ffff888000000000 | -119.5 TB | ffffc87fffffffff | 64 TB | direct mapping of all physical memory…
75 ffffffef00000000 | -68 GB | fffffffeffffffff | 64 GB | EFI region mapping space
82 ffffffffff600000 | -10 MB | ffffffffff600fff | 4 kB | legacy vsyscall ABI
93 from 0.125 PB to 64 PB. All kernel mappings shift down to the -64 PB starting
103 …0000000000000000 | 0 | 00fffffffffff000 | ~64 PB | user-space virtual memory, different …
[all …]
/linux/drivers/accel/habanalabs/include/gaudi2/
H A Dgaudi2.h18 #define MSIX_BAR_SIZE 0x4000ull /* 16KB */
32 #define SCRATCHPAD_SRAM_SIZE 0x10000ull /* 64KB */
35 #define PCIE_FW_SRAM_SIZE 0x8000 /* 32KB */
49 #define HOST_PHYS_SIZE_0 0x0100000000000000ull /* 64PB (56 bits) */
52 #define HOST_PHYS_SIZE_1 0x0100000000000000ull /* 64PB (56 bits) */
/linux/drivers/net/ethernet/intel/ice/
H A Dice_parser.c144 struct ice_bst_keybuilder *kb) in ice_imem_bst_kb_dump() argument
149 dev_info(dev, "\tpriority = %d\n", kb->prio); in ice_imem_bst_kb_dump()
150 dev_info(dev, "\ttsr_ctrl = %d\n", kb->tsr_ctrl); in ice_imem_bst_kb_dump()
154 struct ice_np_keybuilder *kb) in ice_imem_np_kb_dump() argument
159 dev_info(dev, "\topc = %d\n", kb->opc); in ice_imem_np_kb_dump()
160 dev_info(dev, "\tstart_or_reg0 = %d\n", kb->start_reg0); in ice_imem_np_kb_dump()
161 dev_info(dev, "\tlen_or_reg1 = %d\n", kb->len_reg1); in ice_imem_np_kb_dump()
165 struct ice_pg_keybuilder *kb) in ice_imem_pg_kb_dump() argument
170 dev_info(dev, "\tflag0_ena = %d\n", kb->flag0_ena); in ice_imem_pg_kb_dump()
171 dev_info(dev, "\tflag1_ena = %d\n", kb in ice_imem_pg_kb_dump()
267 ice_imem_npkb_init(struct ice_np_keybuilder * kb,u32 data) ice_imem_npkb_init() argument
289 ice_imem_pgkb_init(struct ice_pg_keybuilder * kb,u64 data) ice_imem_pgkb_init() argument
1090 ice_bst_np_kb_dump(struct ice_hw * hw,struct ice_np_keybuilder * kb) ice_bst_np_kb_dump() argument
1100 ice_bst_pg_kb_dump(struct ice_hw * hw,struct ice_pg_keybuilder * kb) ice_bst_pg_kb_dump() argument
1262 ice_bst_pgkb_init(struct ice_pg_keybuilder * kb,u64 data) ice_bst_pgkb_init() argument
1284 ice_bst_npkb_init(struct ice_np_keybuilder * kb,u32 data) ice_bst_npkb_init() argument
1751 ice_xlt_kb_dump(struct ice_hw * hw,struct ice_xlt_kb * kb) ice_xlt_kb_dump() argument
1868 ice_parse_kb_data(struct ice_hw * hw,struct ice_xlt_kb * kb,void * data) ice_parse_kb_data() argument
1892 struct ice_xlt_kb *kb; ice_xlt_kb_get() local
1968 ice_xlt_kb_flag_get(struct ice_xlt_kb * kb,u64 pkt_flag) ice_xlt_kb_flag_get() argument
[all...]
/linux/Documentation/filesystems/
H A Dproc.rst174 VmPeak: 5004 kB
175 VmSize: 5004 kB
176 VmLck: 0 kB
177 VmHWM: 476 kB
178 VmRSS: 476 kB
179 RssAnon: 352 kB
180 RssFile: 120 kB
181 RssShmem: 4 kB
182 VmData: 156 kB
183 VmStk: 88 kB
[all …]
/linux/fs/pstore/
H A DKconfig137 default 64
140 pstore/blk. The size is in KB and must be a multiple of 4.
161 default 64
164 in KB and must be a multiple of 4.
173 default 64
176 pstore/blk. The size is in KB and must be a multiple of 4.
185 default 64
188 size is in KB and must be a multiple of 4.
/linux/arch/arm/boot/dts/marvell/
H A Darmada-370-synology-ds213j.dts278 reg = <0x00000000 0x000c0000>; /* 768KB */
283 reg = <0x000c0000 0x002d0000>; /* 2880KB */
288 reg = <0x00390000 0x00440000>; /* 4250KB */
293 reg = <0x007d0000 0x00010000>; /* 64KB */
298 reg = <0x007e0000 0x00010000>; /* 64KB */
303 reg = <0x007f0000 0x00010000>; /* 64KB */
H A Darmada-xp-synology-ds414.dts295 reg = <0x00000000 0x000d0000>; /* 832KB */
300 reg = <0x000d0000 0x002d0000>; /* 2880KB */
305 reg = <0x003a0000 0x00430000>; /* 4250KB */
310 reg = <0x007d0000 0x00010000>; /* 64KB */
315 reg = <0x007e0000 0x00010000>; /* 64KB */
320 reg = <0x007f0000 0x00010000>; /* 64KB */

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