| /linux/kernel/trace/rv/monitors/pagefault/ |
| H A D | pagefault.h | 12 #define MONITOR_NAME pagefault
39 bool pagefault = test_bit(LTL_PAGEFAULT, mon->atoms); in ltl_start() local
40 bool val3 = !pagefault; in ltl_start()
52 bool pagefault = test_bit(LTL_PAGEFAULT, mon->atoms); in ltl_possible_next_states() local
53 bool val3 = !pagefault; in ltl_possible_next_states()
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| H A D | Kconfig | 11 bool "pagefault monitor"
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| /linux/kernel/trace/rv/ |
| H A D | Makefile | 14 obj-$(CONFIG_RV_MON_PAGEFAULT) += monitors/pagefault/pagefault.o
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| H A D | Kconfig | 64 source "kernel/trace/rv/monitors/pagefault/Kconfig"
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| /linux/tools/testing/selftests/mm/ |
| H A D | uffd-common.c | 468 if (msg->arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_WP) { in uffd_handle_page_fault()
470 wp_range(gopts->uffd, msg->arg.pagefault.address, gopts->page_size, false); in uffd_handle_page_fault()
472 } else if (msg->arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_MINOR) { in uffd_handle_page_fault()
489 ((char *)msg->arg.pagefault.address - in uffd_handle_page_fault()
493 continue_range(gopts->uffd, msg->arg.pagefault.address, gopts->page_size, in uffd_handle_page_fault()
518 if (msg->arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_WRITE) in uffd_handle_page_fault()
521 offset = (char *)(unsigned long)msg->arg.pagefault.address - gopts->area_dst; in uffd_handle_page_fault()
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| H A D | uffd-unit-tests.c | 1002 if (msg->arg.pagefault.flags & in uffd_poison_handle_fault()
1004 err("unexpected fault type %llu", msg->arg.pagefault.flags); in uffd_poison_handle_fault()
1006 offset = (char *)(unsigned long)msg->arg.pagefault.address - gopts->area_dst; in uffd_poison_handle_fault()
1095 if (msg->arg.pagefault.flags & in uffd_move_handle_fault_common()
1097 err("unexpected fault type %llu", msg->arg.pagefault.flags); in uffd_move_handle_fault_common()
1099 offset = (char *)(unsigned long)msg->arg.pagefault.address - gopts->area_dst; in uffd_move_handle_fault_common()
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| /linux/tools/testing/selftests/powerpc/tm/ |
| H A D | Makefile | 8 tm-signal-context-force-tm tm-poison tm-signal-pagefault
28 $(OUTPUT)/tm-signal-pagefault: CFLAGS += -pthread -m64
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| H A D | .gitignore | 17 tm-signal-pagefault
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| H A D | tm-signal-pagefault.c | 122 uffdio_copy.dst = msg.arg.pagefault.address & ~(pagesize-1); in fault_handler_thread()
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| /linux/Documentation/fb/ |
| H A D | deferred_io.rst | 6 buffer and the MMU pagefault as a pretrigger for when to perform the device
13 - we get pagefault and reach fault handler
23 - get pagefault and the above sequence occurs again
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| /linux/drivers/gpu/drm/ci/xfails/ |
| H A D | panfrost-rk3399-flakes.txt | 6 panfrost/panfrost_submit@pan-unhandled-pagefault
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| /linux/Documentation/gpu/rfc/ |
| H A D | i915_gem_lmem.rst | 17 * Use TTM CPU pagefault handler
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| /linux/fs/ |
| H A D | userfaultfd.c | 120 if (len && (start > uwq->msg.arg.pagefault.address || in userfaultfd_wake_function()
121 start + len <= uwq->msg.arg.pagefault.address)) in userfaultfd_wake_function()
202 msg.arg.pagefault.address = (features & UFFD_FEATURE_EXACT_ADDRESS) ? in userfault_msg()
215 msg.arg.pagefault.flags |= UFFD_PAGEFAULT_FLAG_WRITE; in userfault_msg()
217 msg.arg.pagefault.flags |= UFFD_PAGEFAULT_FLAG_WP; in userfault_msg()
219 msg.arg.pagefault.flags |= UFFD_PAGEFAULT_FLAG_MINOR; in userfault_msg()
221 msg.arg.pagefault.feat.ptid = task_pid_vnr(current); in userfault_msg()
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| /linux/include/uapi/linux/ |
| H A D | userfaultfd.h | 122 } pagefault; member
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| /linux/Documentation/trace/rv/ |
| H A D | monitor_rtapp.rst | 29 Monitor pagefault
32 The `pagefault` monitor reports real-time tasks raising page faults. Its
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| /linux/tools/testing/selftests/kvm/ |
| H A D | demand_paging_test.c | 61 uint64_t addr = msg->arg.pagefault.address; in handle_uffd_page_request()
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| /linux/kernel/bpf/ |
| H A D | helpers.c | 3496 guard(pagefault)(); in __bpf_strncasecmp() local
3595 guard(pagefault)(); in bpf_strnchr() local
3649 guard(pagefault)(); in bpf_strchrnul() local
3681 guard(pagefault)(); in bpf_strrchr() local
3714 guard(pagefault)(); in bpf_strnlen() local
3764 guard(pagefault)(); in bpf_strspn() local
3808 guard(pagefault)(); in bpf_strcspn() local
3840 guard(pagefault)(); in __bpf_strnstr() local
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| /linux/tools/testing/selftests/kvm/arm64/ |
| H A D | page_fault_test.c | 312 uint64_t addr = msg->arg.pagefault.address; in uffd_generic_handler()
313 uint64_t flags = msg->arg.pagefault.flags; in uffd_generic_handler()
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| /linux/drivers/gpu/drm/i915/ |
| H A D | Kconfig.profile | 32 userspace GGTT mmaps and force userspace to take a pagefault on
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| /linux/include/linux/ |
| H A D | uaccess.h | 310 DEFINE_LOCK_GUARD_0(pagefault, pagefault_disable(), pagefault_enable()) in DEFINE_LOCK_GUARD_0() argument
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| /linux/Documentation/admin-guide/mm/ |
| H A D | userfaultfd.rst | 178 ``pagefault.flags`` within the ``uffd_msg``, checking for the
209 ``msg.arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_WP`` set. Now you send
211 again while ``pagefault.mode`` does not have ``UFFDIO_WRITEPROTECT_MODE_WP``
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| /linux/tools/testing/selftests/x86/ |
| H A D | test_shadow_stack.c | 471 req.dst = msg.arg.pagefault.address; in uffd_thread()
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| /linux/tools/perf/Documentation/ |
| H A D | perf-trace.txt | 292 As you can see, there was major pagefault in python process, from
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| /linux/Documentation/filesystems/fuse/ |
| H A D | fuse.rst | 404 but is caused by a pagefault. ::
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| /linux/Documentation/gpu/ |
| H A D | drm-vm-bind-locking.rst | 419 mmap_lock that is grabbed when resolving a CPU pagefault. This means
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