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/linux-6.15/Documentation/ABI/testing/
H A Dsysfs-devices-platform-docg36 Show whether the floor (0 to 4), protection area (0 or 1) is
7 keylocked. Each docg3 chip (or floor) has 2 protection areas,
9 The protection has information embedded whether it blocks reads,
23 Enter the protection key for the floor (0 to 4), protection area
24 (0 or 1). Each docg3 chip (or floor) has 2 protection areas,
26 The protection has information embedded whether it blocks reads,
28 The protection key is a string of 8 bytes (value 0-255).
/linux-6.15/drivers/mtd/spi-nor/
H A DKconfig28 prompt "Software write protection at boot"
34 This option disables the software write protection on any SPI
40 Don't use this if you intent to use the software write protection
44 bool "Disable SWP on flashes w/ volatile protection bits"
46 Some SPI flashes have volatile block protection bits, ie. after a
50 This option disables the software write protection for these kind
52 which have non-volatile write protection bits.
54 If the software write protection will be disabled depending on
55 the flash either the block protection bits are cleared or a
61 bool "Keep software write protection as is"
[all …]
/linux-6.15/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-ibm-sbp1.dts1979 regulator-over-current-protection;
3644 regulator-over-current-protection;
3651 regulator-over-current-protection;
4152 regulator-over-current-protection;
4176 regulator-over-current-protection;
4200 regulator-over-current-protection;
4223 regulator-over-current-protection;
4246 regulator-over-current-protection;
4269 regulator-over-current-protection;
4292 regulator-over-current-protection;
[all …]
/linux-6.15/Documentation/admin-guide/laptops/
H A Dtoshiba_haps.rst26 automatic HDD protection (head unload) on sudden moves or harsh vibrations,
29 file to set the desired protection level or sensor sensibility.
40 PTLV Sets the desired protection level.
41 RSSS Shuts down the HDD protection interface for a few seconds,
48 any "protection" as well as failing during the evaluation of the _STA method
76 provides a way to let userspace query the current protection
77 level, as well as set the desired protection level, the
78 available protection levels are::
86 a reset of the protection interface.
H A Ddisk-shock-protection.rst2 Hard disk shock protection
25 a shock protection facility. The idea is to stop all I/O operations on
31 system in order to get disk shock protection working (see
128 protection capabilities. As manufacturers have refused to support open
130 support for shock protection varies considerably between different
133 protection on different systems. Unfortunately, I only know of a
141 active protection system as implemented in IBM/Lenovo Thinkpads.
/linux-6.15/tools/testing/selftests/cgroup/
H A Dmemcg_protection.m5 % This script simulates reclaim protection behavior on a single level of memcg
6 % hierarchy to illustrate how overcommitted protection spreads among siblings
15 % E number parent effective protection
16 % n vector nominal protection of siblings set at the given level (memory.low)
54 % recursive protection
65 % commit 1bc63fb1272b ("mm, memcg: make scan aggression always exclude protection")
/linux-6.15/Documentation/hwmon/
H A Dmpq8785.rst32 Fully integrated protection features include over-current protection (OCP),
33 over-voltage protection (OVP), under-voltage protection (UVP), and
34 over-temperature protection (OTP).
/linux-6.15/Documentation/core-api/
H A Dprotection-keys.rst9 application changes protection domains.
20 a "protection key", giving 16 possible keys.
37 Pkeys use 3 bits in each page table entry, to encode a "protection key index",
42 overlay permissions for each protection key index.
47 Unlike x86_64, the protection key permissions also apply to instruction
92 The kernel attempts to make protection keys consistent with the
98 you can expect the same effects with protection keys when doing this::
115 to SEGV_PKERR when violating protection keys versus SEGV_ACCERR when
119 value for the protection key register and so will not be consistent with
/linux-6.15/Documentation/devicetree/bindings/regulator/
H A Dregulator.yaml125 regulator-over-current-protection:
126 description: Enable over current protection.
129 regulator-oc-protection-microamp:
130 description: Set over current protection limit. This is a limit where
132 protection and value '1' indicates that protection should be enabled but
148 regulator-ov-protection-microvolt:
151 protection and value '1' indicates that protection should be enabled but
170 regulator-uv-protection-microvolt:
173 protection and value '1' indicates that protection should be enabled but
200 regulator-temp-protection-kelvin:
[all …]
/linux-6.15/Documentation/devicetree/bindings/mfd/
H A Drohm,bd96801-pmic.yaml102 regulator-temp-protection-kelvin = <1>;
113 regulator-temp-protection-kelvin = <1>;
124 regulator-temp-protection-kelvin = <1>;
135 regulator-temp-protection-kelvin = <1>;
146 regulator-temp-protection-kelvin = <1>;
157 regulator-temp-protection-kelvin = <1>;
168 regulator-temp-protection-kelvin = <1>;
H A Dst,stpmic1.yaml127 regulator-over-current-protection: true
149 regulator-over-current-protection: true
188 regulator-over-current-protection: true
214 regulator-over-current-protection: true
239 regulator-over-current-protection: true
255 regulator-over-current-protection: true
334 regulator-over-current-protection;
H A Ddlg,da9063.yaml15 Using regulator-{uv,ov}-{warn,error,protection}-microvolt requires special
196 regulator-uv-protection-microvolt = <0>;
197 regulator-ov-protection-microvolt = <0>;
203 regulator-uv-protection-microvolt = <1>;
204 regulator-ov-protection-microvolt = <1>;
/linux-6.15/Documentation/block/
H A Ddata-integrity.rst16 protocols (SBC Data Integrity Field, SCC protection proposal) as well
19 metadata (or protection information in SCSI terminology) includes a
22 for some protection schemes also that the I/O is written to the right
29 DIF and the other integrity extensions is that the protection format
42 the protection information to be transferred to and from their
45 The SCSI Data Integrity Field works by appending 8 bytes of protection
85 The data integrity framework in Linux enables protection information
92 disadvantage. It means that the protection information must be in a
101 protection information to send to a disk. Consequently, the very
102 concept of an end-to-end protection scheme is a layering violation.
[all …]
/linux-6.15/arch/arm/boot/dts/st/
H A Dstm32mp15xx-osd32.dtsi85 regulator-over-current-protection;
94 regulator-over-current-protection;
104 regulator-over-current-protection;
112 regulator-over-current-protection;
135 regulator-over-current-protection;
H A Dstm32mp15xx-dhcor-som.dtsi108 regulator-over-current-protection;
117 regulator-over-current-protection;
126 regulator-over-current-protection;
134 regulator-over-current-protection;
157 regulator-over-current-protection;
H A Dstm32mp157c-odyssey-som.dtsi109 regulator-over-current-protection;
118 regulator-over-current-protection;
128 regulator-over-current-protection;
136 regulator-over-current-protection;
161 regulator-over-current-protection;
H A Dstm32mp157a-stinger96.dtsi130 regulator-over-current-protection;
139 regulator-over-current-protection;
149 regulator-over-current-protection;
157 regulator-over-current-protection;
182 regulator-over-current-protection;
H A Dstm32mp157c-ed1.dts207 regulator-over-current-protection;
216 regulator-over-current-protection;
226 regulator-over-current-protection;
234 regulator-over-current-protection;
257 regulator-over-current-protection;
/linux-6.15/Documentation/devicetree/bindings/leds/backlight/
H A Dmps,mp3309c.yaml41 mps,overvoltage-protection-microvolt:
42 description: Overvoltage protection (13.5V, 24V or 35.5V).
69 mps,overvoltage-protection-microvolt = <24000000>;
/linux-6.15/Documentation/devicetree/bindings/usb/
H A Dpxa-usb.txt18 - "marvell,no-oc-protection" - disable over-current protection.
19 - "marvell,oc-mode-perport" - enable per-port over-current protection.
/linux-6.15/Documentation/ABI/removed/
H A Dsysfs-selinux-checkreqprot11 to check the protection requested by userspace for mmap/mprotect
12 calls instead of the actual protection applied by the kernel.
18 actual protection), and Android and Linux distributions have been
/linux-6.15/arch/arm64/
H A DMakefile82 KBUILD_CFLAGS += -mbranch-protection=pac-ret+bti
83 KBUILD_RUSTFLAGS += -Zbranch-protection=bti,pac-ret
85 KBUILD_RUSTFLAGS += -Zbranch-protection=pac-ret
87 KBUILD_CFLAGS += -mbranch-protection=pac-ret
92 KBUILD_CFLAGS += $(call cc-option,-mbranch-protection=none)
/linux-6.15/Documentation/virt/kvm/arm/
H A Dhypercalls.rst51 Query the memory protection parameters for a pKVM protected virtual machine.
67 | | | | memory protection granule in bytes |
74 permissions. The size of the region is equal to the memory protection granule
100 memory protection granule advertised by ``ARM_SMCCC_KVM_FUNC_HYP_MEMINFO``.
125 region is equal to the memory protection granule advertised by
/linux-6.15/mm/
H A Dpage_counter.c79 bool protection = track_protection(counter); in page_counter_charge() local
85 if (protection) in page_counter_charge()
123 bool protection = track_protection(counter); in page_counter_try_charge() local
155 if (protection) in page_counter_try_charge()
/linux-6.15/tools/testing/selftests/arm64/bti/
H A DMakefile11 CFLAGS_NOBTI = -mbranch-protection=none -DBTI=0
12 CFLAGS_BTI = -mbranch-protection=standard -DBTI=1

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