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/OK3568_Linux_fs/kernel/tools/power/cpupower/man/
H A Dcpupower-set.11 .TH CPUPOWER\-SET "1" "22/02/2011" "" "cpupower Manual"
3 cpupower\-set \- Set processor power related kernel or hardware configurations
6 .B cpupower set [ \-b VAL ]
11 registers affecting processor power saving policies.
15 described in the cpupower(1) manpage in the \-\-cpu option section. Whether an
24 \-\-perf-bias, \-b
27 its policy for the relative importance of performance versus energy savings to
30 The range of valid numbers is 0-15, where 0 is maximum
31 performance and 15 is maximum energy efficiency.
33 The processor uses this information in model-specific ways
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/OK3568_Linux_fs/kernel/Documentation/ABI/testing/
H A Dsysfs-class-scsi_host7 Storage Control Unit embeds up to two 4-port controllers in
23 stack for a performance advantage when possible. A value of
28 controller wide, affecting all configured logical drives on the
34 Contact: linux-ide@vger.kernel.org
43 performance due to increased latency when coming out of lower
47 Tell the controller to have performance be a priority over power
60 a) It does not use host-initiated slumber mode, but it does
61 allow device-initiated slumber
68 Contact: linux-ide@vger.kernel.org
79 protocol that is being used by the driver (for eg. LED, SAF-TE,
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/OK3568_Linux_fs/kernel/Documentation/filesystems/nfs/
H A Dknfsd-stats.rst5 :Authors: Greg Banks <gnb@sgi.com> - 26 Mar 2009
13 program from the nfs-utils distribution provides a helpful command-line
48 packets-arrived
58 However this is a more accurate and less workload-dependent measure
62 sockets-enqueued
68 network-facing work to be done but it couldn't be done immediately,
70 rate of change for this counter is zero; significantly non-zero
71 values may indicate a performance limitation.
74 pool for the NFS workload (the workload is thread-limited), in which
76 performance of the NFS workload.
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/OK3568_Linux_fs/kernel/Documentation/filesystems/
H A Dceph.rst1 .. SPDX-License-Identifier: GPL-2.0
8 performance, reliability, and scalability.
15 * N-way replication of data across storage nodes
32 re-replicated in a distributed fashion by the storage nodes themselves
37 in-memory cache above the file namespace that is extremely scalable,
39 and can tolerate arbitrary (well, non-Byzantine) node failures. The
41 storage to significantly improve performance for common workloads. In
61 files and bytes. That is, a 'getfattr -d foo' on any directory in the
72 setfattr -n ceph.quota.max_bytes -v 100000000 /some/dir
73 getfattr -n ceph.quota.max_bytes /some/dir
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H A Dntfs.rst1 .. SPDX-License-Identifier: GPL-2.0
10 - Overview
11 - Web site
12 - Features
13 - Supported mount options
14 - Known bugs and (mis-)features
15 - Using NTFS volume and stripe sets
16 - The Device-Mapper driver
17 - The Software RAID / MD driver
18 - Limitations when using the MD driver
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/OK3568_Linux_fs/yocto/poky/meta/files/common-licenses/
H A DCC-BY-NC-ND-4.01 Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International
3 …s not create a lawyer-client or other relationship. Creative Commons makes its licenses and relate…
9 …clearly mark any material not subject to the license. This includes other CC-licensed material, or…
13 Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International Public License
15 …ound by the terms and conditions of this Creative Commons Attribution-NonCommercial-NoDerivatives …
19 …of this Public License, where the Licensed Material is a musical work, performance, or sound recor…
21performance, broadcast, sound recording, and Sui Generis Database Rights, without regard to how th…
33 …l for other material subject to Copyright and Similar Rights by digital file-sharing or similar me…
35 …nder the Licensed Rights, such as reproduction, public display, public performance, distribution, …
45 … License, the Licensor hereby grants You a worldwide, royalty-free, non-sublicensable, non-exclusi…
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H A DCC-BY-ND-4.01 Creative Commons Attribution-NoDerivatives 4.0 International
3 …s not create a lawyer-client or other relationship. Creative Commons makes its licenses and relate…
9 …clearly mark any material not subject to the license. This includes other CC-licensed material, or…
13 Creative Commons Attribution-NoDerivatives 4.0 International Public License
15 …to be bound by the terms and conditions of this Creative Commons Attribution-NoDerivatives 4.0 Int…
19 …of this Public License, where the Licensed Material is a musical work, performance, or sound recor…
21performance, broadcast, sound recording, and Sui Generis Database Rights, without regard to how th…
33 …nder the Licensed Rights, such as reproduction, public display, public performance, distribution, …
43 … License, the Licensor hereby grants You a worldwide, royalty-free, non-sublicensable, non-exclusi…
114-is and as-available, and makes no representations or warranties of any kind concerning the Licens…
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H A DCC-BY-4.03 …s not create a lawyer-client or other relationship. Creative Commons makes its licenses and relate…
9 …clearly mark any material not subject to the license. This includes other CC-licensed material, or…
19 …of this Public License, where the Licensed Material is a musical work, performance, or sound recor…
23performance, broadcast, sound recording, and Sui Generis Database Rights, without regard to how th…
35 …nder the Licensed Rights, such as reproduction, public display, public performance, distribution, …
45 … License, the Licensor hereby grants You a worldwide, royalty-free, non-sublicensable, non-exclusi…
116-is and as-available, and makes no representations or warranties of any kind concerning the Licens…
148 …annot be reformed, it shall be severed from this Public License without affecting the enforceabili…
H A DCC-BY-NC-4.01 Creative Commons Attribution-NonCommercial 4.0 International
3 …s not create a lawyer-client or other relationship. Creative Commons makes its licenses and relate…
9 …clearly mark any material not subject to the license. This includes other CC-licensed material, or…
13 Creative Commons Attribution-NonCommercial 4.0 International Public License
15 …to be bound by the terms and conditions of this Creative Commons Attribution-NonCommercial 4.0 Int…
19 …of this Public License, where the Licensed Material is a musical work, performance, or sound recor…
23performance, broadcast, sound recording, and Sui Generis Database Rights, without regard to how th…
35 …l for other material subject to Copyright and Similar Rights by digital file-sharing or similar me…
37 …nder the Licensed Rights, such as reproduction, public display, public performance, distribution, …
47 … License, the Licensor hereby grants You a worldwide, royalty-free, non-sublicensable, non-exclusi…
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H A DCC-BY-SA-4.01 Attribution-ShareAlike 4.0 International
7 Creative Commons public licenses does not create a lawyer-client or
9 information available on an "as-is" basis. Creative Commons gives no
33 material not subject to the license. This includes other CC-
41 the licensor's permission is not necessary for any reason--for
43 copyright--then that use is not regulated by the license. Our
57 Creative Commons Attribution-ShareAlike 4.0 International Public
62 Attribution-ShareAlike 4.0 International Public License ("Public
71 Section 1 -- Definitions.
79 Material is a musical work, performance, or sound recording,
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H A DCC-BY-NC-SA-4.01 Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International
3 …s not create a lawyer-client or other relationship. Creative Commons makes its licenses and relate…
9 …clearly mark any material not subject to the license. This includes other CC-licensed material, or…
13 Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International Public License
15 …ound by the terms and conditions of this Creative Commons Attribution-NonCommercial-ShareAlike 4.0…
19 …of this Public License, where the Licensed Material is a musical work, performance, or sound recor…
23 …c. BY-NC-SA Compatible License means a license listed at creativecommons.org/compatiblelicenses, a…
25performance, broadcast, sound recording, and Sui Generis Database Rights, without regard to how th…
39 …l for other material subject to Copyright and Similar Rights by digital file-sharing or similar me…
41 …nder the Licensed Rights, such as reproduction, public display, public performance, distribution, …
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H A DCECILL-1.16- firstly, its conformity with French law, both as regards the law of torts and intellectual prope…
7- secondly, compliance with the principles for the distribution of free software: access to source…
11 … l'Energie Atomique - CEA, a public scientific, technical and industrial establishment, having its…
13 …rche Scientifique - CNRS, a public scientific and technological establishment, having its principa…
15 Institut National de Recherche en Informatique et en Automatique - INRIA, a public scientific and t…
25 …s that it is reserved for developers and experienced professionals having in-depth computer knowle…
29 Article 1 - DEFINITIONS
65 Article 2 - PURPOSE
67 The purpose of the Agreement is to enable the Licensor to grant the Licensee a free, non-exclusive,…
69 Article 3 - ACCEPTANCE
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/OK3568_Linux_fs/kernel/Documentation/admin-guide/pm/
H A Dcpuidle.rst1 .. SPDX-License-Identifier: GPL-2.0
5 .. |cpufreq| replace:: :doc:`CPU Performance Scaling <cpufreq>`
27 CPU idle time management is an energy-efficiency feature concerned about using
31 ------------
37 software as individual single-core processors. In other words, a CPU is an
46 Second, if the processor is multi-core, each core in it is able to follow at
61 Finally, each core in a multi-core processor may be able to follow more than one
66 multiple individual single-core "processors", referred to as *hardware threads*
67 (or hyper-threads specifically on Intel hardware), that each can follow one
78 ---------
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/OK3568_Linux_fs/kernel/Documentation/devicetree/bindings/memory-controllers/
H A Dnvidia,tegra30-emc.yaml1 # SPDX-License-Identifier: (GPL-2.0)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/nvidia,tegra30-emc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Dmitry Osipenko <digetx@gmail.com>
11 - Jon Hunter <jonathanh@nvidia.com>
12 - Thierry Reding <thierry.reding@gmail.com>
15 The EMC interfaces with the off-chip SDRAM to service the request stream
16 sent from Memory Controller. The EMC also has various performance-affecting
23 const: nvidia,tegra30-emc
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/OK3568_Linux_fs/kernel/Documentation/admin-guide/
H A Dbcache.rst11 This is the git repository of bcache-tools:
12 https://git.kernel.org/pub/scm/linux/kernel/git/colyli/bcache-tools.git/
17 It's designed around the performance characteristics of SSDs - it only allocates
25 great lengths to protect your data - it reliably handles unclean shutdown. (It
29 Writeback caching can use most of the cache for buffering writes - writing
36 average is above the cutoff it will skip all IO from that task - instead of
47 You'll need bcache util from the bcache-tools repository. Both the cache device
50 bcache make -B /dev/sdb
51 bcache make -C /dev/sdc
53 `bcache make` has the ability to format multiple devices at the same time - if
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/OK3568_Linux_fs/kernel/tools/perf/Documentation/
H A Dperf-report.txt1 perf-report(1)
5 ----
6 perf-report - Read perf.data (created by perf record) and display the profile
9 --------
11 'perf report' [-i <file> | --input=file]
14 -----------
15 This command displays the performance counter profile information recorded
19 -------
20 -i::
21 --input=::
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/OK3568_Linux_fs/kernel/Documentation/admin-guide/sysctl/
H A Dvm.rst13 ------------------------------------------------------------------------------
27 - admin_reserve_kbytes
28 - block_dump
29 - compact_memory
30 - compaction_proactiveness
31 - compact_unevictable_allowed
32 - dirty_background_bytes
33 - dirty_background_ratio
34 - dirty_bytes
35 - dirty_expire_centisecs
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/OK3568_Linux_fs/kernel/crypto/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
48 At load time, this module overrides the built-in implementations of
49 these algorithms with its implementations. It also runs self-tests on
171 bool "Disable run-time self tests"
174 Disable run-time self tests that normally take place at
178 bool "Enable extra run-time crypto self tests"
181 Enable extra run-time self tests of registered crypto algorithms,
252 comment "Public-key cryptography"
264 tristate "Diffie-Hellman algorithm"
268 Generic implementation of the Diffie-Hellman algorithm.
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/OK3568_Linux_fs/kernel/Documentation/admin-guide/hw-vuln/
H A Dspectre.rst1 .. SPDX-License-Identifier: GPL-2.0
14 -------------------
17 high performance processors, since most modern high speed processors
22 - Intel Core, Atom, Pentium, and Xeon processors
24 - AMD Phenom, EPYC, and Zen processors
26 - IBM POWER and zSeries processors
28 - Higher end ARM processors
30 - Apple CPUs
32 - Higher end MIPS CPUs
34 - Likely most other high performance CPUs. Contact your CPU vendor for details.
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/OK3568_Linux_fs/kernel/Documentation/RCU/
H A Dstallwarn.rst1 .. SPDX-License-Identifier: GPL-2.0
9 options that can be used to fine-tune the detector's operation. Finally,
20 - A CPU looping in an RCU read-side critical section.
22 - A CPU looping with interrupts disabled.
24 - A CPU looping with preemption disabled.
26 - A CPU looping with bottom halves disabled.
28 - For !CONFIG_PREEMPT kernels, a CPU looping anywhere in the kernel
33 - Booting Linux using a console connection that is too slow to
34 keep up with the boot-time console-message rate. For example,
35 a 115Kbaud serial console can be -way- too slow to keep up
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/OK3568_Linux_fs/kernel/arch/arm64/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
168 if $(cc-option,-fpatchable-function-entry=2)
217 ARM 64-bit (AArch64) Linux support.
249 # VA_BITS - PAGE_SHIFT - 3
342 def_bool !$(as-instr,1:\n.inst 0\n.rept . - 1b\n\nnop\n.endr\n)
369 …bool "Cortex-A53: 826319: System might deadlock if a write cannot complete until read data is acce…
374 erratum 826319 on Cortex-A53 parts up to r0p2 with an AMBA 4 ACE or
377 If a Cortex-A53 uses an AMBA AXI4 ACE interface to other processors
383 data cache clean-and-invalidate.
391 …bool "Cortex-A53: 827319: Data cache clean instructions might cause overlapping transactions to th…
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/OK3568_Linux_fs/kernel/arch/arm/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
131 The ARM series is a line of low-power-consumption RISC chip designs
133 handhelds such as the Compaq IPAQ. ARM-based PCs are no longer
134 manufactured, but legacy ARM-based PC hardware remains popular in
244 Patch phys-to-virt and virt-to-phys translation functions at
248 This can only be used with non-XIP MMU kernels where the base
294 bool "MMU-based Paged Memory Management Support"
297 Select if you want MMU-based virtualised addressing space
336 bool "ARMv7-M based platforms (Cortex-M0/M3/M4)"
349 bool "EBSA-110"
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/OK3568_Linux_fs/kernel/lib/
H A DKconfig.debug1 # SPDX-License-Identifier: GPL-2.0-only
19 parameter printk.time=1. See Documentation/admin-guide/kernel-parameters.rst
43 int "Default console loglevel (1-15)"
53 Note: This does not affect the log level of un-prefixed printk()
58 int "quiet console loglevel (1-15)"
69 int "Default message log level (1-7)"
75 This was hard-coded to KERN_WARNING since at least 2.6.10 but folks
111 enabled/disabled based on various levels of scope - per source file,
151 nullarbor:~ # echo -n 'file svcsock.c line 1603 +p' >
155 nullarbor:~ # echo -n 'file svcsock.c +p' >
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/OK3568_Linux_fs/kernel/drivers/net/wireless/broadcom/brcm80211/brcmsmac/
H A Dmain.h14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
48 * Usage example, e.g. a three-bit field (bits 4-6):
52 * regval = R_REG(osh, &regs->regfoo);
55 * W_REG(osh, &regs->regfoo, regval);
58 (((unsigned)1 << (width)) - 1)
67 /* max # supported core revisions (0 .. MAXCOREREV - 1) */
76 #define BRCMS_SHORTSLOT_AUTO -1 /* Driver will manage Shortslot setting */
91 #define TXFID_QUEUE_MASK 0x0007 /* Bits 0-2 */
92 #define TXFID_SEQ_MASK 0x7FE0 /* Bits 5-15 */
145 ((uint)((wlc)->band->bandunit ? BAND_2G_INDEX : BAND_5G_INDEX))
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/OK3568_Linux_fs/kernel/mm/
H A Dmadvise.c1 // SPDX-License-Identifier: GPL-2.0
13 #include <linux/page-isolation.h>
26 #include <linux/backing-dev.h>
45 * Any behaviour which results in changes to the vma->vm_flags needs to
73 struct mm_struct *mm = vma->vm_mm; in madvise_behavior()
76 unsigned long new_flags = vma->vm_flags; in madvise_behavior()
92 if (vma->vm_flags & VM_IO) { in madvise_behavior()
93 error = -EINVAL; in madvise_behavior()
100 if (vma->vm_file || vma->vm_flags & VM_SHARED) { in madvise_behavior()
101 error = -EINVAL; in madvise_behavior()
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