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/Linux-v5.15/Documentation/admin-guide/mm/
Duserfaultfd.rst20 Userfaults are delivered and resolved through the ``userfaultfd`` syscall.
22 The ``userfaultfd`` (aside from registering and unregistering virtual
29 registered in the ``userfaultfd`` that allows userland to efficiently
36 ``userfaultfd`` runtime load never takes the mmap_lock for writing).
42 The ``userfaultfd`` once opened by invoking the syscall, can also be
46 (well of course unless they later try to use the ``userfaultfd``
53 When first opened the ``userfaultfd`` must be enabled invoking the
65 defines what memory types are supported by the ``userfaultfd`` and what
70 detail below in the `Non-cooperative userfaultfd`_ section.
87 Once the ``userfaultfd`` API has been enabled the ``UFFDIO_REGISTER``
[all …]
Dindex.rst41 userfaultfd
Dpagemap.rst25 :ref:`Documentation/admin-guide/mm/userfaultfd.rst <userfaultfd>`)
/Linux-v5.15/tools/testing/selftests/vm/
Drun_vmtests.sh163 ./userfaultfd anon 20 16
176 ./userfaultfd hugetlb $half_ufd_size_MB 32 $mnt/ufd_test_file
188 ./userfaultfd shmem 20 16
D.gitignore18 userfaultfd
DMakefile46 TEST_GEN_FILES += userfaultfd
/Linux-v5.15/fs/
DMakefile33 obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
/Linux-v5.15/mm/
DMakefile118 obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
/Linux-v5.15/kernel/
Dsys_ni.c343 COND_SYSCALL(userfaultfd);
/Linux-v5.15/Documentation/arm64/
Dtagged-address-abi.rst60 ``userfaultfd()``, as fault addresses subsequently obtained by reading
/Linux-v5.15/tools/perf/arch/mips/entry/syscalls/
Dsyscall_n64.tbl328 317 n64 userfaultfd sys_userfaultfd
/Linux-v5.15/arch/mips/kernel/syscalls/
Dsyscall_n64.tbl328 317 n64 userfaultfd sys_userfaultfd
Dsyscall_n32.tbl332 321 n32 userfaultfd sys_userfaultfd
/Linux-v5.15/arch/ia64/kernel/syscalls/
Dsyscall.tbl331 319 common userfaultfd sys_userfaultfd
/Linux-v5.15/Documentation/admin-guide/sysctl/
Dvm.rst872 userfaultfd system calls. Set this to 0 to restrict unprivileged users
874 SYS_CAP_PTRACE must pass UFFD_USER_MODE_ONLY in order for userfaultfd to
875 succeed. Prohibiting use of userfaultfd for handling faults from kernel
878 Set this to 1 to allow unprivileged users to use the userfaultfd system
/Linux-v5.15/arch/xtensa/kernel/syscalls/
Dsyscall.tbl365 342 common userfaultfd sys_userfaultfd
/Linux-v5.15/arch/x86/entry/syscalls/
Dsyscall_64.tbl334 323 common userfaultfd sys_userfaultfd
Dsyscall_32.tbl388 374 i386 userfaultfd sys_userfaultfd
/Linux-v5.15/tools/perf/arch/x86/entry/syscalls/
Dsyscall_64.tbl334 323 common userfaultfd sys_userfaultfd
/Linux-v5.15/arch/sh/kernel/syscalls/
Dsyscall.tbl387 377 common userfaultfd sys_userfaultfd
/Linux-v5.15/arch/arm/tools/
Dsyscall.tbl405 388 common userfaultfd sys_userfaultfd
/Linux-v5.15/arch/m68k/kernel/syscalls/
Dsyscall.tbl383 373 common userfaultfd sys_userfaultfd
/Linux-v5.15/arch/parisc/kernel/syscalls/
Dsyscall.tbl390 344 common userfaultfd parisc_userfaultfd
/Linux-v5.15/arch/microblaze/kernel/syscalls/
Dsyscall.tbl399 389 common userfaultfd sys_userfaultfd
/Linux-v5.15/arch/sparc/kernel/syscalls/
Dsyscall.tbl425 352 common userfaultfd sys_userfaultfd

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