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/linux/arch/arm64/kvm/vgic/
H A Dvgic-its.c28 static int vgic_its_save_tables_v0(struct vgic_its *its);
29 static int vgic_its_restore_tables_v0(struct vgic_its *its);
30 static int vgic_its_commit_v0(struct vgic_its *its);
169 int (*save_tables)(struct vgic_its *its);
170 int (*restore_tables)(struct vgic_its *its);
171 int (*commit)(struct vgic_its *its);
190 inline const struct vgic_its_abi *vgic_its_get_abi(struct vgic_its *its) in vgic_its_get_abi() argument
192 return &its_table_abi_versions[its->abi_rev]; in vgic_its_get_abi()
195 static int vgic_its_set_abi(struct vgic_its *its, u32 rev) in vgic_its_set_abi() argument
199 its->abi_rev = rev; in vgic_its_set_abi()
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H A Dvgic-debug.c328 static void vgic_its_iter_next(struct vgic_its *its, struct vgic_its_iter *iter) in vgic_its_iter_next() argument
334 if (list_is_last(&dev->dev_list, &its->device_list)) { in vgic_its_iter_next()
366 struct vgic_its *its = s->private; in vgic_its_debug_start() local
371 mutex_lock(&its->its_lock); in vgic_its_debug_start()
373 dev = list_first_entry_or_null(&its->device_list, in vgic_its_debug_start()
387 vgic_its_iter_next(its, iter); in vgic_its_debug_start()
411 struct vgic_its *its = s->private; in vgic_its_debug_next() local
415 vgic_its_iter_next(its, iter); in vgic_its_debug_next()
433 struct vgic_its *its = s->private; in vgic_its_debug_stop() local
438 mutex_unlock(&its->its_lock); in vgic_its_debug_stop()
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/linux/drivers/irqchip/
H A Dirq-gic-v3-its.c131 #define is_v4(its) (!!((its)->typer & GITS_TYPER_VLPIS)) argument
132 #define is_v4_1(its) (!!((its)->typer & GITS_TYPER_VMAPP)) argument
133 #define device_ids(its) (FIELD_GET(GITS_TYPER_DEVBITS, (its)->typer) + 1) argument
172 struct its_node *its; member
298 static bool require_its_list_vmovp(struct its_vm *vm, struct its_node *its) in require_its_list_vmovp() argument
300 return (gic_rdists->has_rvpeid || vm->vlpi_count[its->list_nr]); in require_its_list_vmovp()
310 struct its_node *its; in get_its_list() local
313 list_for_each_entry(its, &its_nodes, entry) { in get_its_list()
314 if (!is_v4(its)) in get_its_list()
317 if (require_its_list_vmovp(vm, its)) in get_its_list()
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H A Dirq-gic-v5-its.c64 static void gicv5_its_dcache_clean(struct gicv5_its_chip_data *its, void *start, in gicv5_its_dcache_clean() argument
69 if (its->flags & ITS_FLAGS_NON_COHERENT) in gicv5_its_dcache_clean()
75 static void its_write_table_entry(struct gicv5_its_chip_data *its, __le64 *entry, in its_write_table_entry() argument
79 gicv5_its_dcache_clean(its, entry, sizeof(*entry)); in its_write_table_entry()
82 #define devtab_cfgr_field(its, f) \ argument
83 FIELD_GET(GICV5_ITS_DT_CFGR_##f, (its)->devtab_cfgr.cfgr)
85 static int gicv5_its_cache_sync(struct gicv5_its_chip_data *its) in gicv5_its_cache_sync() argument
87 return gicv5_wait_for_op_atomic(its->its_base, GICV5_ITS_STATUSR, in gicv5_its_cache_sync()
91 static void gicv5_its_syncr(struct gicv5_its_chip_data *its, in gicv5_its_syncr() argument
99 its_writeq_relaxed(its, syncr, GICV5_ITS_SYNCR); in gicv5_its_syncr()
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/linux/arch/mips/generic/
H A DPlatform18 its-y := vmlinux.its.S
19 its-$(CONFIG_FIT_IMAGE_FDT_BOSTON) += board-boston.its.S
20 its-$(CONFIG_FIT_IMAGE_FDT_NI169445) += board-ni169445.its.S
21 its-$(CONFIG_FIT_IMAGE_FDT_OCELOT) += board-ocelot.its.S
22 its-$(CONFIG_FIT_IMAGE_FDT_LUTON) += board-luton.its.S
23 its-$(CONFIG_FIT_IMAGE_FDT_JAGUAR2) += board-jaguar2.its.S
24 its-$(CONFIG_FIT_IMAGE_FDT_SERVAL) += board-serval.its.S
25 its-$(CONFIG_FIT_IMAGE_FDT_XILFPGA) += board-xilfpga.its.S
26 its-$(CONFIG_FIT_IMAGE_FDT_MARDUK) += board-marduk.its.S
/linux/tools/testing/selftests/timers/
H A Dposix_timers.c261 struct itimerspec its; in check_sig_ign() local
300 its.it_value.tv_sec = 0; in check_sig_ign()
301 its.it_value.tv_nsec = 100000000; in check_sig_ign()
302 its.it_interval.tv_sec = 0; in check_sig_ign()
303 its.it_interval.tv_nsec = 100000000; in check_sig_ign()
304 timer_settime(timerid, 0, &its, NULL); in check_sig_ign()
347 struct itimerspec its; in check_rearm() local
373 its.it_value.tv_sec = 0; in check_rearm()
374 its.it_value.tv_nsec = 100000000; in check_rearm()
375 its.it_interval.tv_sec = 0; in check_rearm()
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/linux/arch/um/os-Linux/
H A Dtime.c63 struct itimerspec its; in os_timer_set_interval() local
65 its.it_value.tv_sec = nsecs / UM_NSEC_PER_SEC; in os_timer_set_interval()
66 its.it_value.tv_nsec = nsecs % UM_NSEC_PER_SEC; in os_timer_set_interval()
68 its.it_interval.tv_sec = nsecs / UM_NSEC_PER_SEC; in os_timer_set_interval()
69 its.it_interval.tv_nsec = nsecs % UM_NSEC_PER_SEC; in os_timer_set_interval()
71 if (timer_settime(event_high_res_timer[cpu], 0, &its, NULL) == -1) in os_timer_set_interval()
79 struct itimerspec its = { in os_timer_one_shot() local
87 timer_settime(event_high_res_timer[cpu], 0, &its, NULL); in os_timer_one_shot()
97 struct itimerspec its; in os_timer_disable() local
99 memset(&its, 0, sizeof(struct itimerspec)); in os_timer_disable()
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/linux/arch/mips/mobileye/
H A DPlatform15 its-y := vmlinux.its.S
16 its-$(CONFIG_FIT_IMAGE_FDT_EPM5) += board-epm5.its.S
/linux/arch/mips/boot/compressed/
H A DMakefile178 targets += ../vmlinuz.its.S
183 $(objboot)/vmlinuz.its.S: $(addprefix $(srctree)/arch/mips/$(PLATFORM)/,$(ITS_INPUTS)) FORCE
186 targets += ../vmlinuz.its
198 $(objboot)/vmlinuz.its: $(objboot)/vmlinuz.its.S FORCE
212 $(objboot)/vmlinuz.itb: $(objboot)/vmlinuz.its $(objboot)/vmlinuz.bin FORCE
/linux/include/linux/
H A Dtime.h62 static inline bool itimerspec64_valid(const struct itimerspec64 *its) in itimerspec64_valid() argument
64 if (!timespec64_valid(&(its->it_interval)) || in itimerspec64_valid()
65 !timespec64_valid(&(its->it_value))) in itimerspec64_valid()
/linux/Documentation/hwmon/
H A Dibmpowernv.rst19 sensor type and its attribute data.
46 disable/enable all of its temperature sensors.
59 disable/enable all of its voltage sensors.
70 disable/enable all of its power sensors.
81 disable/enable all of its current sensors.
/linux/Documentation/security/
H A DIMA-templates.rst90 - "ima": its format is ``d|n``;
91 - "ima-ng" (default): its format is ``d-ng|n-ng``;
92 - "ima-ngv2": its format is ``d-ngv2|n-ng``;
93 - "ima-sig": its format is ``d-ng|n-ng|sig``;
94 - "ima-sigv2": its format is ``d-ngv2|n-ng|sig``;
95 - "ima-buf": its format is ``d-ng|n-ng|buf``;
96 - "ima-modsig": its format is ``d-ng|n-ng|sig|d-modsig|modsig``;
97 …- "evm-sig": its format is ``d-ng|n-ng|evmsig|xattrnames|xattrlengths|xattrvalues|iuid|igid|imode`…
H A Dsnp-tdx-threat-model.rst27 of data in use (vs. data at rest or data in transit). At its core, CoCo
39 inside a CoCo VM. Namely, confidential computing allows its users to
40 confirm the trustworthiness of all SW pieces to include in its reduced
41 Trusted Computing Base (TCB) given its ability to attest the state of these
59 VM, manage its access to system resources, etc. However, since it
60 typically stays out of CoCo VM TCB, its access is limited to preserve the
110 its TCB. The primary attacker resides in the userspace, and all of the data
125 Confidential Computing threat model and its security objectives
131 CoCo VM TCB due to its large SW attack surface. It is important to note
201 data should also be considered untrusted until its integrity and
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/linux/Documentation/ABI/testing/
H A Dsysfs-devices-online11 successful) its 'offline' field is updated accordingly. In
14 for the device and (if successful) its 'offline' field is
19 it is removed (i.e. device_del() is called for it), or its bus
H A Dsysfs-bus-usb142 connected to its receiver dongle, and, for example, consider
210 which wraps to 0 after its maximum is reached. This file supports
237 connection between a port and its connector.
329 See USB specs for its meaning.
335 See USB specs for its meaning.
344 Changing its value will change the device's configuration
351 See USB specs for its meaning.
357 See USB specs for its meaning.
363 See USB specs for its meaning.
369 See USB specs for its meaning.
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H A Dsysfs-bus-fsi7 on its links.
24 Sends an FSI terminate command from the master to its
27 addition the slave freezes its internal error register for
/linux/Documentation/filesystems/fuse/
H A Dfuse-passthrough.rst20 When a FUSE file is subsequently opened, the FUSE daemon can, in its response to
36 ``FUSE_PASSTHROUGH`` capability and specify its desired
39 on its connection file descriptor (e.g., ``/dev/fuse``) to register a
67 A significant concern arises because the FUSE daemon can close its own file
76 daemon closes its file descriptor, the open backing file held by the kernel
86 and then close its own FDs, it could potentially cause the kernel to hold
94 **NOTE**: ``io_uring`` solves this similar issue by exposing its "fixed files",
129 the kernel to perform direct operations on its behalf based on user-provided
/linux/Documentation/i2c/
H A Di2c-topology.rst29 an I2C transfer on one of its child adapters. The mux driver can
72 2. M1 locks muxes on its parent (the root adapter in this case).
74 4. M1 (presumably) does some I2C transfers as part of its select.
77 5. M1 feeds the I2C transfer from step 1 to its parent adapter as a
81 8. M1 unlocks muxes on its parent.
151 2. M1 locks muxes on its parent (the root adapter in this case).
152 3. M1 locks its parent adapter.
155 its select, those transfers must be unlocked I2C transfers so
162 9. M1 unlocks its parent adapter.
163 10. M1 unlocks muxes on its parent.
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/linux/drivers/acpi/arm64/
H A Diort.c639 struct acpi_iort_its_group *its; in iort_msi_xlate() local
652 its = (struct acpi_iort_its_group *)node->node_data; in iort_msi_xlate()
654 *fwnode = iort_find_domain_token(its->identifiers[0]); in iort_msi_xlate()
698 struct acpi_iort_its_group *its; in iort_pmsi_get_msi_info() local
724 its = (struct acpi_iort_its_group *)node->node_data; in iort_pmsi_get_msi_info()
725 ret = iort_find_its_base(its->identifiers[0], pa); in iort_pmsi_get_msi_info()
745 struct acpi_iort_its_group *its; in iort_dev_find_its_id() local
757 its = (struct acpi_iort_its_group *)node->node_data; in iort_dev_find_its_id()
758 if (idx >= its->its_count) { in iort_dev_find_its_id()
760 idx, its->its_count); in iort_dev_find_its_id()
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/linux/Documentation/devicetree/bindings/soc/fsl/cpm_qe/qe/
H A Dpar_io.txt11 - reg : offset to the register set and its length.
27 via its own gpio-controller node:
33 - reg : offset to the register set and its length.
/linux/Documentation/arch/powerpc/
H A Dvcpudispatch_stats.rst12 from its home node).
42 6. number of times this vcpu was dispatched in its home node (chip)
71 its last dispatch.
75 outside its home node, on a neighbouring chip.
/linux/Documentation/scheduler/
H A Dsched-capacity.rst42 ``original capacity`` is its maximum attainable capacity, i.e. its maximum
44 the function arch_scale_cpu_capacity(). A CPU's ``capacity`` is its ``original
104 Executing the same workload as described in 1.3.1, which each CPU running at its
208 - duty_cycle(p) == 25% if p runs on CPU0 at its maximum frequency
209 - duty_cycle(p) == 75% if p runs on CPU1 at its maximum frequency
233 if it were running on the highest-capacity CPU in the system, running at its
236 Any mention of task utilization in the following sections will imply its
258 Linux cannot currently figure out CPU capacity on its own, this information thus
345 task "fits" on its CPU. If it is violated, the task will need to achieve more
346 work than what its CPU can provide: it will be CPU-bound.
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/linux/arch/arm64/boot/dts/arm/
H A Dfoundation-v8-gicv3.dtsi22 its: msi-controller@2f020000 { label
23 compatible = "arm,gic-v3-its";
/linux/Documentation/usb/
H A Dgadget_configfs.rst18 A gadget is seen by its host as a set of configurations, each of which contains
62 For each gadget to be created its corresponding directory must be created::
76 Each gadget needs to have its vendor id <VID> and product id <PID> specified::
81 A gadget also needs its serial number, manufacturer and product strings.
120 Each configuration also needs its strings, so a subdirectory must be created
136 The gadget will provide some functions, for each function its corresponding
150 Each function provides its specific set of attributes, with either read-only
364 a number of its default sub-groups created automatically.
371 1. A gadget has its config group, which has some attributes (idVendor,
391 4. Each USB function naturally has its own view of what it wants configured, so
/linux/Documentation/userspace-api/media/mediactl/
H A Dmedia-types.rst108 its component parts, luminance and chrominance, and output it in
163 its sink pad(s) to a different encoding output on its source
171 the values of the pixels received on its sink pad to look up
172 entries in internal tables and output them on its source pad.
180 video frame(s) received on its sink pad(s) to a different
181 resolution output on its source pad(s). The range of
192 received on its sink pad and outputs the statistics data on
193 its source pad.
219 frames on its sink pad from an input video bus of one type (HDMI, eDP,
220 MIPI CSI-2, etc.), and outputs them on its source pad to an output
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