| /kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/nvkm/subdev/fault/ |
| D | base.c | 29 struct nvkm_fault *fault = container_of(event, typeof(*fault), event); in nvkm_fault_ntfy_fini() local
30 fault->func->buffer.intr(fault->buffer[index], false); in nvkm_fault_ntfy_fini()
36 struct nvkm_fault *fault = container_of(event, typeof(*fault), event); in nvkm_fault_ntfy_init() local
37 fault->func->buffer.intr(fault->buffer[index], true); in nvkm_fault_ntfy_init()
49 struct nvkm_fault *fault = nvkm_fault(subdev); in nvkm_fault_intr() local
50 return fault->func->intr(fault); in nvkm_fault_intr()
56 struct nvkm_fault *fault = nvkm_fault(subdev); in nvkm_fault_fini() local
57 if (fault->func->fini) in nvkm_fault_fini()
58 fault->func->fini(fault); in nvkm_fault_fini()
65 struct nvkm_fault *fault = nvkm_fault(subdev); in nvkm_fault_init() local
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| D | gv100.c | 33 struct nvkm_fault *fault = container_of(work, typeof(*fault), nrpfb_work); in gv100_fault_buffer_process() local
34 struct nvkm_fault_buffer *buffer = fault->buffer[0]; in gv100_fault_buffer_process()
35 struct nvkm_device *device = fault->subdev.device; in gv100_fault_buffer_process()
44 const u32 base = get * buffer->fault->func->buffer.entry_size; in gv100_fault_buffer_process()
78 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_intr()
89 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_fini()
97 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_init()
109 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_info()
122 struct nvkm_fault *fault = container_of(ntfy, typeof(*fault), nrpfb); in gv100_fault_ntfy_nrpfb() local
124 schedule_work(&fault->nrpfb_work); in gv100_fault_ntfy_nrpfb()
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| D | tu102.c | 37 nvkm_event_ntfy(&buffer->fault->event, buffer->id, NVKM_FAULT_BUFFER_EVENT_PENDING); in tu102_fault_buffer_notify()
53 struct nvkm_device *device = buffer->fault->subdev.device; in tu102_fault_buffer_fini()
62 struct nvkm_device *device = buffer->fault->subdev.device; in tu102_fault_buffer_init()
74 struct nvkm_device *device = buffer->fault->subdev.device; in tu102_fault_buffer_info()
87 struct nvkm_fault *fault = container_of(inth, typeof(*fault), info_fault); in tu102_fault_info_fault() local
88 struct nvkm_subdev *subdev = &fault->subdev; in tu102_fault_info_fault()
115 tu102_fault_fini(struct nvkm_fault *fault) in tu102_fault_fini() argument
117 nvkm_event_ntfy_block(&fault->nrpfb); in tu102_fault_fini()
118 flush_work(&fault->nrpfb_work); in tu102_fault_fini()
120 if (fault->buffer[0]) in tu102_fault_fini()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/fault/ |
| D | base.c | 30 struct nvkm_fault *fault = container_of(event, typeof(*fault), event); in nvkm_fault_ntfy_fini() local
31 fault->func->buffer.intr(fault->buffer[index], false); in nvkm_fault_ntfy_fini()
37 struct nvkm_fault *fault = container_of(event, typeof(*fault), event); in nvkm_fault_ntfy_init() local
38 fault->func->buffer.intr(fault->buffer[index], true); in nvkm_fault_ntfy_init()
65 struct nvkm_fault *fault = nvkm_fault(subdev); in nvkm_fault_intr() local
66 return fault->func->intr(fault); in nvkm_fault_intr()
72 struct nvkm_fault *fault = nvkm_fault(subdev); in nvkm_fault_fini() local
73 if (fault->func->fini) in nvkm_fault_fini()
74 fault->func->fini(fault); in nvkm_fault_fini()
81 struct nvkm_fault *fault = nvkm_fault(subdev); in nvkm_fault_init() local
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| D | gv100.c | 33 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_process()
42 const u32 base = get * buffer->fault->func->buffer.entry_size; in gv100_fault_buffer_process()
76 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_intr()
87 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_fini()
95 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_init()
107 struct nvkm_device *device = buffer->fault->subdev.device; in gv100_fault_buffer_info()
120 struct nvkm_fault *fault = container_of(notify, typeof(*fault), nrpfb); in gv100_fault_ntfy_nrpfb() local
121 gv100_fault_buffer_process(fault->buffer[0]); in gv100_fault_ntfy_nrpfb()
126 gv100_fault_intr_fault(struct nvkm_fault *fault) in gv100_fault_intr_fault() argument
128 struct nvkm_subdev *subdev = &fault->subdev; in gv100_fault_intr_fault()
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| D | tu102.c | 42 struct nvkm_device *device = buffer->fault->subdev.device; in tu102_fault_buffer_fini()
50 struct nvkm_device *device = buffer->fault->subdev.device; in tu102_fault_buffer_init()
62 struct nvkm_device *device = buffer->fault->subdev.device; in tu102_fault_buffer_info()
73 tu102_fault_intr_fault(struct nvkm_fault *fault) in tu102_fault_intr_fault() argument
75 struct nvkm_subdev *subdev = &fault->subdev; in tu102_fault_intr_fault()
99 tu102_fault_intr(struct nvkm_fault *fault) in tu102_fault_intr() argument
101 struct nvkm_subdev *subdev = &fault->subdev; in tu102_fault_intr()
106 tu102_fault_intr_fault(fault); in tu102_fault_intr()
112 if (fault->buffer[0]) { in tu102_fault_intr()
113 nvkm_event_send(&fault->event, 1, 0, NULL, 0); in tu102_fault_intr()
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| /kernel/linux/linux-6.6/drivers/infiniband/hw/hfi1/ |
| D | fault.c | 13 #include "fault.h"
69 if (!ibd->fault->n_rxfaults[i] && !ibd->fault->n_txfaults[i]) in _fault_stats_seq_show()
74 (unsigned long long)ibd->fault->n_rxfaults[i], in _fault_stats_seq_show()
75 (unsigned long long)ibd->fault->n_txfaults[i]); in _fault_stats_seq_show()
96 struct fault *fault = file->private_data; in fault_opcodes_write() local
138 bitmap_zero(fault->opcodes, sizeof(fault->opcodes) * in fault_opcodes_write()
148 clear_bit(i, fault->opcodes); in fault_opcodes_write()
150 set_bit(i, fault->opcodes); in fault_opcodes_write()
170 struct fault *fault = file->private_data; in fault_opcodes_read() local
171 size_t bitsize = sizeof(fault->opcodes) * BITS_PER_BYTE; in fault_opcodes_read()
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| /kernel/linux/linux-5.10/drivers/infiniband/hw/hfi1/ |
| D | fault.c | 55 #include "fault.h"
111 if (!ibd->fault->n_rxfaults[i] && !ibd->fault->n_txfaults[i]) in _fault_stats_seq_show()
116 (unsigned long long)ibd->fault->n_rxfaults[i], in _fault_stats_seq_show()
117 (unsigned long long)ibd->fault->n_txfaults[i]); in _fault_stats_seq_show()
138 struct fault *fault = file->private_data; in fault_opcodes_write() local
180 bitmap_zero(fault->opcodes, sizeof(fault->opcodes) * in fault_opcodes_write()
190 clear_bit(i, fault->opcodes); in fault_opcodes_write()
192 set_bit(i, fault->opcodes); in fault_opcodes_write()
212 struct fault *fault = file->private_data; in fault_opcodes_read() local
213 size_t bitsize = sizeof(fault->opcodes) * BITS_PER_BYTE; in fault_opcodes_read()
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| /kernel/linux/linux-6.6/arch/powerpc/mm/ |
| D | fault.c | 6 * Derived from "arch/i386/mm/fault.c"
106 * 5. T1 : enters fault handler, takes mmap_lock, etc... in bad_access_pkey()
133 vm_fault_t fault) in do_sigbus() argument
140 if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) { in do_sigbus()
143 pr_err("MCE: Killing %s:%d due to hardware memory corruption fault at %lx\n", in do_sigbus()
146 if (fault & VM_FAULT_HWPOISON_LARGE) in do_sigbus()
147 lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault)); in do_sigbus()
148 if (fault & VM_FAULT_HWPOISON) in do_sigbus()
161 vm_fault_t fault) in mm_fault_error() argument
164 * Kernel page fault interrupted by SIGKILL. We have no reason to in mm_fault_error()
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| /kernel/linux/linux-5.10/arch/powerpc/mm/ |
| D | fault.c | 6 * Derived from "arch/i386/mm/fault.c"
109 * 5. T1 : enters fault handler, takes mmap_lock, etc... in bad_access_pkey()
137 vm_fault_t fault) in do_sigbus() argument
144 if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) { in do_sigbus()
147 pr_err("MCE: Killing %s:%d due to hardware memory corruption fault at %lx\n", in do_sigbus()
150 if (fault & VM_FAULT_HWPOISON_LARGE) in do_sigbus()
151 lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault)); in do_sigbus()
152 if (fault & VM_FAULT_HWPOISON) in do_sigbus()
165 vm_fault_t fault) in mm_fault_error() argument
168 * Kernel page fault interrupted by SIGKILL. We have no reason to in mm_fault_error()
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| /kernel/linux/linux-6.6/arch/s390/mm/ |
| D | fault.c | 8 * Derived from "arch/i386/mm/fault.c"
181 pr_alert("Fault in "); in dump_fault_info()
227 printk(KERN_ALERT "User process fault: interruption code %04x ilc:%d ", in report_user_fault()
247 static noinline void do_no_context(struct pt_regs *regs, vm_fault_t fault) in do_no_context() argument
256 if ((fault_type == KERNEL_FAULT) && (fault == VM_FAULT_BADCONTEXT)) { in do_no_context()
298 static noinline void do_fault_error(struct pt_regs *regs, vm_fault_t fault) in do_fault_error() argument
302 switch (fault) { in do_fault_error()
308 si_code = (fault == VM_FAULT_BADMAP) ? in do_fault_error()
316 do_no_context(regs, fault); in do_fault_error()
320 do_no_context(regs, fault); in do_fault_error()
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| /kernel/linux/linux-6.6/arch/powerpc/platforms/powernv/ |
| D | vas-fault.c | 3 * VAS Fault handling.
21 * The maximum FIFO size for fault window can be 8MB
23 * instance will be having fault window.
35 pr_err("Fault fifo size %d, Max crbs %d\n", vinst->fault_fifo_size, in dump_fifo()
39 pr_err("Fault FIFO Dump:\n"); in dump_fifo()
47 * Process valid CRBs in fault FIFO.
50 * request buffers, raises interrupt on the CPU to handle the fault.
51 * It takes credit on fault window, updates nx_fault_stamp in CRB with
52 * the following information and pastes CRB in fault FIFO.
55 * fault_storage_addr - fault address
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| /kernel/linux/linux-6.6/drivers/iommu/ |
| D | io-pgfault.c | 17 * struct iopf_queue - IO Page Fault queue
18 * @wq: the fault workqueue
29 * struct iopf_device_param - IO Page Fault data attached to a device
44 struct iommu_fault fault; member
60 .pasid = iopf->fault.prm.pasid, in iopf_complete_group()
61 .grpid = iopf->fault.prm.grpid, in iopf_complete_group()
65 if ((iopf->fault.prm.flags & IOMMU_FAULT_PAGE_REQUEST_PASID_VALID) && in iopf_complete_group()
66 (iopf->fault.prm.flags & IOMMU_FAULT_PAGE_RESPONSE_NEEDS_PASID)) in iopf_complete_group()
81 group->last_fault.fault.prm.pasid, 0); in iopf_handler()
91 status = domain->iopf_handler(&iopf->fault, in iopf_handler()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/ |
| D | nouveau_svm.c | 63 u8 fault; member
65 } **fault; member
155 * page fault) and maybe some other commands. in nouveau_svmm_bind()
377 /* Issue fault replay for GPU to retry accesses that faulted previously. */
388 /* Cancel a replayable fault that could not be handled.
390 * Cancelling the fault will trigger recovery to reset the engine
410 struct nouveau_svm_fault *fault) in nouveau_svm_fault_cancel_fault() argument
412 nouveau_svm_fault_cancel(svm, fault->inst, in nouveau_svm_fault_cancel_fault()
413 fault->hub, in nouveau_svm_fault_cancel_fault()
414 fault->gpc, in nouveau_svm_fault_cancel_fault()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/ |
| D | nouveau_svm.c | 66 u8 fault; member
68 } **fault; member
163 * page fault) and maybe some other commands. in nouveau_svmm_bind()
382 /* Issue fault replay for GPU to retry accesses that faulted previously. */
393 /* Cancel a replayable fault that could not be handled.
395 * Cancelling the fault will trigger recovery to reset the engine
415 struct nouveau_svm_fault *fault) in nouveau_svm_fault_cancel_fault() argument
417 nouveau_svm_fault_cancel(svm, fault->inst, in nouveau_svm_fault_cancel_fault()
418 fault->hub, in nouveau_svm_fault_cancel_fault()
419 fault->gpc, in nouveau_svm_fault_cancel_fault()
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| /kernel/linux/linux-6.6/drivers/staging/blackbox/ |
| D | Kconfig | 9 The blackbox is a fault log collecting framework for registered modules
10 of chips. When a fault occurs, blackbox will invoke the registered
26 tristate "blackbox fault log storage by memory directly"
30 This option enables saving fault logs with memory by blackbox when a
42 tristate "blackbox fault log storage by pstore blk"
48 This option enables saving fault logs with pstore blk by blackbox when a
51 happen, then fault log can not be saved.
54 tristate "blackbox fault log storage by pstore ram"
60 This option enables saving fault logs with pstore ram by blackbox when a
64 tristate "blackbox fault log storage by RAW partition"
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| /kernel/linux/linux-5.10/drivers/staging/blackbox/ |
| D | Kconfig | 9 The blackbox is a fault log collecting framework for registered modules
10 of chips. When a fault occurs, blackbox will invoke the registered
26 tristate "blackbox fault log storage by memory directly"
30 This option enables saving fault logs with memory by blackbox when a
42 tristate "blackbox fault log storage by pstore blk"
48 This option enables saving fault logs with pstore blk by blackbox when a
51 happen, then fault log can not be saved.
54 tristate "blackbox fault log storage by pstore ram"
60 This option enables saving fault logs with pstore ram by blackbox when a
64 tristate "blackbox fault log storage by RAW partition"
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| /kernel/linux/linux-6.6/arch/arm64/mm/ |
| D | fault.c | 3 * Based on arch/arm/mm/fault.c
293 * If we now have a valid translation, treat the translation fault as in is_spurious_el1_translation_fault()
300 * If we got a different type of fault from the AT instruction, in is_spurious_el1_translation_fault()
301 * treat the translation fault as spurious. in is_spurious_el1_translation_fault()
351 * tag fault. in do_tag_recovery()
382 * Are we prepared to handle this kernel fault? in __do_kernel_fault()
389 "Ignoring spurious kernel translation fault at virtual address %016lx\n", addr)) in __do_kernel_fault()
430 * an alignment fault not caused by the memory type would take in set_thread_esr()
431 * precedence over translation fault for a real access to empty in set_thread_esr()
432 * space. Unfortunately we can't easily distinguish "alignment fault in set_thread_esr()
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| /kernel/linux/linux-5.10/Documentation/fault-injection/ |
| D | fault-injection.rst | 2 Fault injection capabilities infrastructure
8 Available fault injection capabilities
25 injects futex deadlock and uaddr fault errors.
44 - NVMe fault injection
52 Configure fault-injection capabilities behavior
58 fault-inject-debugfs kernel module provides some debugfs entries for runtime
59 configuration of fault-injection capabilities.
97 to debug the problems revealed by fault injection.
199 that the fault setup with a previous write to this file was injected.
200 A positive integer N indicates that the fault wasn't yet injected.
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| /kernel/linux/linux-6.6/drivers/iommu/amd/ |
| D | iommu_v2.c | 67 struct fault { struct
428 static void handle_fault_error(struct fault *fault) in handle_fault_error() argument
432 if (!fault->dev_state->inv_ppr_cb) { in handle_fault_error()
433 set_pri_tag_status(fault->state, fault->tag, PPR_INVALID); in handle_fault_error()
437 status = fault->dev_state->inv_ppr_cb(fault->dev_state->pdev, in handle_fault_error()
438 fault->pasid, in handle_fault_error()
439 fault->address, in handle_fault_error()
440 fault->flags); in handle_fault_error()
443 set_pri_tag_status(fault->state, fault->tag, PPR_SUCCESS); in handle_fault_error()
446 set_pri_tag_status(fault->state, fault->tag, PPR_INVALID); in handle_fault_error()
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| /kernel/linux/linux-5.10/drivers/iommu/amd/ |
| D | iommu_v2.c | 66 struct fault { struct
426 static void handle_fault_error(struct fault *fault) in handle_fault_error() argument
430 if (!fault->dev_state->inv_ppr_cb) { in handle_fault_error()
431 set_pri_tag_status(fault->state, fault->tag, PPR_INVALID); in handle_fault_error()
435 status = fault->dev_state->inv_ppr_cb(fault->dev_state->pdev, in handle_fault_error()
436 fault->pasid, in handle_fault_error()
437 fault->address, in handle_fault_error()
438 fault->flags); in handle_fault_error()
441 set_pri_tag_status(fault->state, fault->tag, PPR_SUCCESS); in handle_fault_error()
444 set_pri_tag_status(fault->state, fault->tag, PPR_INVALID); in handle_fault_error()
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| /kernel/linux/linux-6.6/arch/microblaze/mm/ |
| D | fault.c | 2 * arch/microblaze/mm/fault.c
6 * Derived from "arch/ppc/mm/fault.c"
9 * Derived from "arch/i386/mm/fault.c"
71 /* Are we prepared to handle this fault? */ in bad_page_fault()
83 * The error_code parameter is ESR for a data fault,
84 * 0 for an instruction fault.
93 vm_fault_t fault; in do_page_fault() local
115 pr_emerg("Page fault in user mode with faulthandler_disabled(), mm = %p\n", in do_page_fault()
119 die("Weird page fault", regs, SIGSEGV); in do_page_fault()
130 * erroneous fault occurring in a code path which already holds mmap_lock in do_page_fault()
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| /kernel/linux/linux-5.10/arch/arm/mm/ |
| D | fsr-3level.c | 7 { do_bad, SIGBUS, 0, "reserved translation fault" },
8 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 1 translation fault" },
9 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 2 translation fault" },
10 { do_page_fault, SIGSEGV, SEGV_MAPERR, "level 3 translation fault" },
11 { do_bad, SIGBUS, 0, "reserved access flag fault" },
12 { do_bad, SIGSEGV, SEGV_ACCERR, "level 1 access flag fault" },
13 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 2 access flag fault" },
14 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 3 access flag fault" },
15 { do_bad, SIGBUS, 0, "reserved permission fault" },
16 { do_bad, SIGSEGV, SEGV_ACCERR, "level 1 permission fault" },
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| /kernel/linux/linux-6.6/arch/arm/mm/ |
| D | fsr-3level.c | 7 { do_bad, SIGBUS, 0, "reserved translation fault" },
8 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 1 translation fault" },
9 { do_translation_fault, SIGSEGV, SEGV_MAPERR, "level 2 translation fault" },
10 { do_page_fault, SIGSEGV, SEGV_MAPERR, "level 3 translation fault" },
11 { do_bad, SIGBUS, 0, "reserved access flag fault" },
12 { do_bad, SIGSEGV, SEGV_ACCERR, "level 1 access flag fault" },
13 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 2 access flag fault" },
14 { do_page_fault, SIGSEGV, SEGV_ACCERR, "level 3 access flag fault" },
15 { do_bad, SIGBUS, 0, "reserved permission fault" },
16 { do_bad, SIGSEGV, SEGV_ACCERR, "level 1 permission fault" },
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| /kernel/linux/linux-6.6/include/uapi/linux/ |
| D | iommu.h | 16 /* Generic fault types, can be expanded IRQ remapping fault */
18 IOMMU_FAULT_DMA_UNRECOV = 1, /* unrecoverable fault */
19 IOMMU_FAULT_PAGE_REQ, /* page request fault */
45 * actual translation fault
55 /* Output address of a translation stage caused Address Size fault */
60 * struct iommu_fault_unrecoverable - Unrecoverable fault data
61 * @reason: reason of the fault, from &enum iommu_fault_reason
62 * @flags: parameters of this fault (IOMMU_FAULT_UNRECOV_* values)
108 * struct iommu_fault - Generic fault data
109 * @type: fault type from &enum iommu_fault_type
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