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Searched refs:pagefault (Results 1 – 13 of 13) sorted by relevance

/Linux-v5.15/tools/testing/selftests/powerpc/tm/
DMakefile8 tm-signal-context-force-tm tm-poison tm-signal-pagefault
27 $(OUTPUT)/tm-signal-pagefault: CFLAGS += -pthread -m64
D.gitignore17 tm-signal-pagefault
Dtm-signal-pagefault.c122 uffdio_copy.dst = msg.arg.pagefault.address & ~(pagesize-1); in fault_handler_thread()
/Linux-v5.15/Documentation/fb/
Ddeferred_io.rst6 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
/Linux-v5.15/tools/testing/selftests/vm/
Duserfaultfd.c665 if (msg->arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_WP) { in uffd_handle_page_fault()
667 wp_range(uffd, msg->arg.pagefault.address, page_size, false); in uffd_handle_page_fault()
669 } else if (msg->arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_MINOR) { in uffd_handle_page_fault()
686 ((char *)msg->arg.pagefault.address - in uffd_handle_page_fault()
690 continue_range(uffd, msg->arg.pagefault.address, page_size); in uffd_handle_page_fault()
694 if (msg->arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_WRITE) in uffd_handle_page_fault()
697 offset = (char *)(unsigned long)msg->arg.pagefault.address - area_dst; in uffd_handle_page_fault()
/Linux-v5.15/Documentation/gpu/rfc/
Di915_gem_lmem.rst17 * Use TTM CPU pagefault handler
/Linux-v5.15/include/uapi/linux/
Duserfaultfd.h102 } pagefault; member
/Linux-v5.15/fs/
Duserfaultfd.c121 if (len && (start > uwq->msg.arg.pagefault.address || in userfaultfd_wake_function()
122 start + len <= uwq->msg.arg.pagefault.address)) in userfaultfd_wake_function()
200 msg.arg.pagefault.address = address; in userfault_msg()
211 msg.arg.pagefault.flags |= UFFD_PAGEFAULT_FLAG_WRITE; in userfault_msg()
213 msg.arg.pagefault.flags |= UFFD_PAGEFAULT_FLAG_WP; in userfault_msg()
215 msg.arg.pagefault.flags |= UFFD_PAGEFAULT_FLAG_MINOR; in userfault_msg()
217 msg.arg.pagefault.feat.ptid = task_pid_vnr(current); in userfault_msg()
/Linux-v5.15/Documentation/admin-guide/mm/
Duserfaultfd.rst142 ``pagefault.flags`` within the ``uffd_msg``, checking for the
173 ``msg.arg.pagefault.flags & UFFD_PAGEFAULT_FLAG_WP`` set. Now you send
175 again while ``pagefault.mode`` does not have ``UFFDIO_WRITEPROTECT_MODE_WP``
/Linux-v5.15/tools/testing/selftests/kvm/
Ddemand_paging_test.c203 addr = msg.arg.pagefault.address; in uffd_handler_thread_fn()
/Linux-v5.15/drivers/gpu/drm/i915/
DKconfig.profile32 userspace GGTT mmaps and force userspace to take a pagefault on
/Linux-v5.15/tools/perf/Documentation/
Dperf-trace.txt280 As you can see, there was major pagefault in python process, from
/Linux-v5.15/Documentation/filesystems/
Dfuse.rst371 but is caused by a pagefault. ::