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55 lines
1.7 KiB
Plaintext
55 lines
1.7 KiB
Plaintext
# Copyright 2018 syzkaller project authors. All rights reserved.
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# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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include <uapi/linux/ioctl.h>
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include <uapi/linux/fcntl.h>
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include <uapi/linux/userfaultfd.h>
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resource fd_uffd[fd]
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userfaultfd(flags flags[userfaultfd_flags]) fd_uffd
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ioctl$UFFDIO_API(fd fd_uffd, cmd const[UFFDIO_API], arg ptr[in, uffdio_api])
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ioctl$UFFDIO_REGISTER(fd fd_uffd, cmd const[UFFDIO_REGISTER], arg ptr[in, uffdio_register])
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ioctl$UFFDIO_UNREGISTER(fd fd_uffd, cmd const[UFFDIO_UNREGISTER], arg ptr[in, uffdio_range])
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ioctl$UFFDIO_WAKE(fd fd_uffd, cmd const[UFFDIO_WAKE], arg ptr[in, uffdio_range])
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ioctl$UFFDIO_COPY(fd fd_uffd, cmd const[UFFDIO_COPY], arg ptr[in, uffdio_copy])
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ioctl$UFFDIO_ZEROPAGE(fd fd_uffd, cmd const[UFFDIO_ZEROPAGE], arg ptr[in, uffdio_zeropage])
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userfaultfd_flags = O_NONBLOCK, O_CLOEXEC
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uffdio_register_mode = UFFDIO_REGISTER_MODE_MISSING, UFFDIO_REGISTER_MODE_WP
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uffdio_copy_mode = UFFDIO_COPY_MODE_DONTWAKE
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uffdio_zero_mode = UFFDIO_ZEROPAGE_MODE_DONTWAKE
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uffdio_features = UFFD_FEATURE_PAGEFAULT_FLAG_WP, UFFD_FEATURE_EVENT_FORK, UFFD_FEATURE_EVENT_REMAP, UFFD_FEATURE_EVENT_REMOVE, UFFD_FEATURE_MISSING_HUGETLBFS, UFFD_FEATURE_MISSING_SHMEM, UFFD_FEATURE_EVENT_UNMAP
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uffdio_api {
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api const[UFFD_API, int64]
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featur flags[uffdio_features, int64]
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ioctls const[0, int64]
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}
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uffdio_range {
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start vma
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len len[start, int64]
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}
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uffdio_register {
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range uffdio_range
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mode flags[uffdio_register_mode, int64]
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ioctls const[0, int64]
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}
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uffdio_copy {
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dst vma
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src vma
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len len[dst, int64]
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mode flags[uffdio_copy_mode, int64]
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copy const[0, int64]
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}
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uffdio_zeropage {
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range uffdio_range
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mode flags[uffdio_zero_mode, int64]
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zeropg const[0, int64]
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}
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