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/linux/Documentation/filesystems/ext4/
H A Dblocks.rst7 sectors between 1KiB and 64KiB, and the number of sectors must be an
10 4KiB. You may experience mounting problems if block size is greater than
11 page size (i.e. 64KiB blocks on a i386 which only has 4KiB memory
24 - 1KiB
25 - 2KiB
26 - 4KiB
27 - 64KiB
86 - 1KiB
87 - 2KiB
88 - 4KiB
[all …]
H A Dblockmap.rst8 …ct block: (file blocks 12 to (``$block_size`` / 4) + 11, or 12 to 1035 if 4KiB blocks) …
13 …block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | …
16 …block_size`` / 4) ^ 2 + (``$block_size`` / 4) + 11, or 1036 to 1049611 if 4KiB blocks) …
21 …k_size`` / 4) | Map to (``$block_size`` / 4) indirect blocks (1024 if 4KiB blocks) …
26 …block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | | …
30 …``$block_size`` / 4) ^ 2 + (``$block_size`` / 4) + 12, or 1049612 to 1074791436 if 4KiB blocks) |
35 …` / 4) | Map to (``$block_size`` / 4) double indirect blocks (1024 if 4KiB blocks) …
40 …k_size`` / 4) | Map to (``$block_size`` / 4) indirect blocks (1024 if 4KiB blocks) …
45 …block_size`` / 4) | Direct map to (``$block_size`` / 4) blocks (1024 if 4KiB blocks) | | |…
/linux/arch/arm/boot/dts/broadcom/
H A Dbcm2836.dtsi58 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
61 i-cache-sets = <512>; // 32KiB(size)/32(line-size)=1024ways/2-way set
72 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
75 i-cache-sets = <512>; // 32KiB(size)/32(line-size)=1024ways/2-way set
86 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
89 i-cache-sets = <512>; // 32KiB(size)/32(line-size)=1024ways/2-way set
100 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
103 i-cache-sets = <512>; // 32KiB(size)/32(line-size)=1024ways/2-way set
118 cache-sets = <1024>; // 512KiB(size)/64(line-size)=8192ways/8-way set
H A Dbcm2837.dtsi57 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
60 i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
72 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
75 i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
87 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
90 i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
102 d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
105 i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
120 cache-sets = <512>; // 512KiB(size)/64(line-size)=8192ways/16-way set
H A Dbcm2835.dtsi29 d-cache-sets = <256>; // 16KiB(size)/16(line-size)=1024ways/4-way set
32 i-cache-sets = <256>; // 16KiB(size)/16(line-size)=1024ways/4-way set
/linux/Documentation/arch/arm/
H A Dtcm.rst8 This is usually just a few (4-64) KiB of RAM inside the ARM
15 The size of DTCM or ITCM is minimum 4KiB so the typical
16 minimum configuration is 4KiB ITCM and 4KiB DTCM.
42 on, supporting a maximum of 32KiB of ITCM and 32KiB of DTCM.
45 TCMs in two separate banks, so for example an 8KiB ITCM is divided
46 into two 4KiB banks with its own control registers. The idea is to
/linux/Documentation/admin-guide/device-mapper/
H A Ddm-ebs.rst36 2^N supported, e.g. 8 = emulate 8 sectors of 512 bytes = 4KiB.
47 Emulate 2 sector = 1KiB logical block size on /dev/sda starting at
48 offset 128 sectors, enforce 2KiB underlying device block size.
49 This presumes 2KiB logical blocksize on /dev/sda or less to work:
/linux/tools/perf/arch/x86/util/
H A Dintel-bts.c32 #define KiB(x) ((x) * 1024)
34 #define KiB_MASK(x) (KiB(x) - 1)
161 opts->auxtrace_mmap_pages = KiB(128) / page_size; in intel_bts_recording_options()
163 opts->mmap_pages = KiB(256) / page_size; in intel_bts_recording_options()
167 opts->mmap_pages = KiB(256) / page_size; in intel_bts_recording_options()
198 opts->auxtrace_mmap_pages = KiB(128) / page_size; in intel_bts_recording_options()
200 opts->mmap_pages = KiB(256) / page_size; in intel_bts_recording_options()
210 min_sz = KiB(4); in intel_bts_recording_options()
212 min_sz = KiB(8); in intel_bts_recording_options()
28 #define KiB( global() macro
/linux/Documentation/ABI/stable/
H A Dsysfs-devices-system-xen_memory54 As target above, except the value is in KiB.
61 Current size (in KiB) of this domain's memory
69 Amount (in KiB) of high memory in the balloon.
76 Amount (in KiB) of low (or normal) memory in the
/linux/drivers/mtd/tests/
H A Dspeedtest.c259 pr_info("eraseblock write speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
277 pr_info("eraseblock read speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
299 pr_info("page write speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
317 pr_info("page read speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
339 pr_info("2 page write speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
357 pr_info("2 page read speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
367 pr_info("erase speed is %ld KiB/s\n", speed); in mtd_speedtest_init()
395 pr_info("%dx multi-block erase speed is %ld KiB/s\n", in mtd_speedtest_init()
/linux/drivers/gpu/drm/imagination/
H A Dpvr_mmu.h32 * device page sizes are: 4KiB, 16KiB, 64KiB, 256KiB, 1MiB and 2MiB.
/linux/arch/arm64/boot/dts/broadcom/
H A Dbcm2712.dtsi85 d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
88 i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
95 cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set
109 d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
112 i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
119 cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set
133 d-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
136 i-cache-sets = <256>; // 64KiB(size)/64(line-size)=1024ways/4-way set
143 cache-sets = <1024>; //512KiB(size)/64(line-size)=8192ways/8-way set
157 d-cache-sets = <256>; // 64KiB(siz
[all...]
/linux/arch/arm/boot/dts/marvell/
H A Darmada-385-linksys-rango.dts97 reg = <0x200000 0x20000>; /* 128KiB */
102 reg = <0x220000 0x40000>; /* 256KiB */
107 reg = <0x7e0000 0x40000>; /* 256KiB */
113 reg = <0x820000 0x1e0000>; /* 1920KiB */
/linux/tools/perf/arch/arm64/util/
H A Darm-spe.c33 #define KiB(x) ((x) * 1024) macro
196 * snapshot size is specified, then the default is 4MiB for privileged users, 128KiB for in arm_spe_snapshot_resolve_auxtrace_defaults()
199 * The default auxtrace mmap size is 4MiB/page_size for privileged users, 128KiB for in arm_spe_snapshot_resolve_auxtrace_defaults()
201 * will be reduced from the default 512KiB/page_size to 256KiB/page_size, otherwise the in arm_spe_snapshot_resolve_auxtrace_defaults()
212 opts->auxtrace_mmap_pages = KiB(128) / page_size; in arm_spe_snapshot_resolve_auxtrace_defaults()
214 opts->mmap_pages = KiB(256) / page_size; in arm_spe_snapshot_resolve_auxtrace_defaults()
217 opts->mmap_pages = KiB(256) / page_size; in arm_spe_snapshot_resolve_auxtrace_defaults()
340 opts->auxtrace_mmap_pages = KiB(128) / page_size; in arm_spe_setup_aux_buffer()
342 opts->mmap_pages = KiB(25 in arm_spe_setup_aux_buffer()
[all...]
H A Dhisi-ptt.c28 #define KiB(x) ((x) * 1024) macro
76 opts->auxtrace_mmap_pages = KiB(128) / page_size; in hisi_ptt_set_auxtrace_mmap_page()
78 opts->mmap_pages = KiB(256) / page_size; in hisi_ptt_set_auxtrace_mmap_page()
85 size_t min_sz = KiB(8); in hisi_ptt_set_auxtrace_mmap_page()
/linux/arch/
H A DKconfig1307 bool "4KiB pages"
1310 This option select the standard 4KiB Linux page size and the only
1311 available option on many architectures. Using 4KiB page size will
1315 assumptions about the page size and only runs on 4KiB pages.
1318 bool "8KiB pages"
1322 processors, and can be slightly faster than 4KiB pages.
1325 bool "16KiB pages"
1336 bool "32KiB pages"
1339 Using 32KiB page size will result in slightly higher performance
1341 16KiB page
[all...]
/linux/drivers/mtd/nand/onenand/
H A DKconfig63 of 4KiB. Plane1 has only even blocks such as block0, block2, block4
65 So MTD regards it as 4KiB page size and 256KiB block size
/linux/tools/perf/arch/powerpc/util/
H A Dauxtrace.c18 #define KiB(x) ((x) * 1024)
32 opts->auxtrace_mmap_pages = KiB(128) / page_size; in powerpc_vpadtl_recording_options()
34 opts->mmap_pages = KiB(256) / page_size; in powerpc_vpadtl_recording_options()
17 #define KiB( global() macro
/linux/fs/jffs2/
H A Dbuild.c355 dbg_fsbuild("trigger levels (size %d KiB, block size %d KiB, %d blocks)\n", in jffs2_calc_trigger_levels()
357 dbg_fsbuild("Blocks required to allow deletion: %d (%d KiB)\n", in jffs2_calc_trigger_levels()
359 dbg_fsbuild("Blocks required to allow writes: %d (%d KiB)\n", in jffs2_calc_trigger_levels()
361 dbg_fsbuild("Blocks required to quiesce GC thread: %d (%d KiB)\n", in jffs2_calc_trigger_levels()
363 dbg_fsbuild("Blocks required to allow GC merges: %d (%d KiB)\n", in jffs2_calc_trigger_levels()
365 dbg_fsbuild("Blocks required to GC bad blocks: %d (%d KiB)\n", in jffs2_calc_trigger_levels()
/linux/Documentation/core-api/
H A Dswiotlb.rst107 bytes, which is 256 KiB with current definitions. When a device's DMA settings
109 must be limited to that 256 KiB. This value is communicated to higher-level
123 swiotlb, max_sectors_kb might be 512 KiB or larger. If a device might use
124 swiotlb, max_sectors_kb will be 256 KiB. When min_align_mask is non-zero,
125 max_sectors_kb might be even smaller, such as 252 KiB.
156 Each pool is divided into "slots" of size IO_TLB_SIZE, which is 2 KiB with
223 of 4 MiB and the 256 KiB minimum area size, only 16 areas can be created. If
259 IO_TLB_SIZE (2 KiB currently). The io_tlb_slot array is indexed by the slot
/linux/Documentation/filesystems/nfs/
H A Drpc-server-gss.rst55 A) It can handle tokens that are no bigger than 2KiB
58 beyond 64KiB in size due to various authorization extensions attacked to
65 back to the kernel (4KiB).
/linux/include/linux/
H A Dxz.h153 * In the kernel, dictionary sizes of 64 KiB, 128 KiB, 256 KiB,
154 * 512 KiB, and 1 MiB are probably the only reasonable values,
252 * @dict_size: LZMA dictionary size. This must be at least 4 KiB and
259 * The amount of allocated memory is a little less than 30 KiB with XZ_SINGLE.
/linux/Documentation/staging/
H A Dxz.rst74 desktop systems while 64 KiB to 1 MiB might be more appropriate on
80 are allocated which take a little less than 30 KiB of memory.
91 xz --threads=1 --check=crc32 --lzma2=dict=512KiB inputfile
/linux/lib/
H A Ddecompress_unxz.c52 * may be up to 64 KiB of actual payload in the chunk. Often the payload is
54 * chunk has only 32 KiB of payload.
74 * - 8 bytes per every 32 KiB of uncompressed size (one LZMA2 chunk header
75 * per chunk, each chunk having average payload size of 32 KiB); and
76 * - 64 KiB (biggest possible LZMA2 chunk payload size) to make sure that
/linux/Documentation/gpu/
H A Dpanfrost.rst36 drm-resident-memory: 36496 KiB
37 drm-purgeable-memory: 128 KiB

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