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| author | Eugene Syromyatnikov <evgsyr@gmail.com> | 2020-04-14 04:47:53 +0200 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@altlinux.org> | 2020-04-15 13:39:57 +0000 |
| commit | fe744fac0d0ee1b9a00df4c9b8945c0d7b94fff5 (patch) | |
| tree | 051dba7120536561971bd655c40e384ef9160744 | |
| parent | 894dbe8fd5f24de183ebd2ecd48e33a1f1f9a786 (diff) | |
| download | strace-fe744fac0d0ee1b9a00df4c9b8945c0d7b94fff5.tar.gz | |
xlat: add UFFDIO_COPY_MODE_WP to uffd_copy_flags
* xlat/uffd_copy_flags.in (UFFDIO_COPY_MODE_WP): New constant,
introduced by Linux commit v5.7-rc1~58^2~121.
(UFFDIO_COPY_MODE_DONTWAKE): Add fall-back value.
* tests/ioctl_uffdio.c: Add a check for the new flag.
| -rw-r--r-- | tests/ioctl_uffdio.c | 7 | ||||
| -rw-r--r-- | xlat/uffd_copy_flags.in | 3 |
2 files changed, 9 insertions, 1 deletions
diff --git a/tests/ioctl_uffdio.c b/tests/ioctl_uffdio.c index 1b8f80806..99cd68bb2 100644 --- a/tests/ioctl_uffdio.c +++ b/tests/ioctl_uffdio.c @@ -135,6 +135,13 @@ main(void) " mode=UFFDIO_COPY_MODE_DONTWAKE, copy=%#zx}) = %d\n", fd, area2, area1, pagesize, pagesize, rc); + copy_struct->mode = 0xdeadbeef;; + rc = ioctl(fd, UFFDIO_COPY, copy_struct); + printf("ioctl(%d, UFFDIO_COPY, {dst=%p, src=%p, len=%#zx," + " mode=UFFDIO_COPY_MODE_DONTWAKE|UFFDIO_COPY_MODE_WP|0xdeadbeec" + "}) = %s\n", + fd, area2, area1, pagesize, sprintrc(rc)); + /* ---- ZEROPAGE ---- */ TAIL_ALLOC_OBJECT_CONST_PTR(struct uffdio_zeropage, zero_struct); madvise(area2, pagesize, MADV_DONTNEED); diff --git a/xlat/uffd_copy_flags.in b/xlat/uffd_copy_flags.in index 02d6b19c6..a9e3e9416 100644 --- a/xlat/uffd_copy_flags.in +++ b/xlat/uffd_copy_flags.in @@ -1,2 +1,3 @@ #val_type uint64_t -UFFDIO_COPY_MODE_DONTWAKE +UFFDIO_COPY_MODE_DONTWAKE (1ULL<<0) +UFFDIO_COPY_MODE_WP (1ULL<<1) |