Add UFFD_FEATURE_MINOR_ANON, UFFD_FEATURE_MINOR_ASYNC to UFFD_API_FEATURES and UFFDIO_DEACTIVATE to UFFD_API_RANGE_IOCTLS. The feature is now available to userspace.
Signed-off-by: Kiryl Shutsemau (Meta) <[email protected]> Assisted-by: Claude:claude-opus-4-6 --- include/uapi/linux/userfaultfd.h | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/include/uapi/linux/userfaultfd.h b/include/uapi/linux/userfaultfd.h index 336d07e1b6de..775825da2596 100644 --- a/include/uapi/linux/userfaultfd.h +++ b/include/uapi/linux/userfaultfd.h @@ -42,7 +42,9 @@ UFFD_FEATURE_WP_UNPOPULATED | \ UFFD_FEATURE_POISON | \ UFFD_FEATURE_WP_ASYNC | \ - UFFD_FEATURE_MOVE) + UFFD_FEATURE_MOVE | \ + UFFD_FEATURE_MINOR_ANON | \ + UFFD_FEATURE_MINOR_ASYNC) #define UFFD_API_IOCTLS \ ((__u64)1 << _UFFDIO_REGISTER | \ (__u64)1 << _UFFDIO_UNREGISTER | \ @@ -54,13 +56,15 @@ (__u64)1 << _UFFDIO_MOVE | \ (__u64)1 << _UFFDIO_WRITEPROTECT | \ (__u64)1 << _UFFDIO_CONTINUE | \ - (__u64)1 << _UFFDIO_POISON) + (__u64)1 << _UFFDIO_POISON | \ + (__u64)1 << _UFFDIO_DEACTIVATE) #define UFFD_API_RANGE_IOCTLS_BASIC \ ((__u64)1 << _UFFDIO_WAKE | \ (__u64)1 << _UFFDIO_COPY | \ (__u64)1 << _UFFDIO_WRITEPROTECT | \ (__u64)1 << _UFFDIO_CONTINUE | \ - (__u64)1 << _UFFDIO_POISON) + (__u64)1 << _UFFDIO_POISON | \ + (__u64)1 << _UFFDIO_DEACTIVATE) /* * Valid ioctl command number range with this API is from 0x00 to -- 2.51.2
