diff options
Diffstat (limited to 'libc/kernel/uapi/linux/userfaultfd.h')
| -rw-r--r-- | libc/kernel/uapi/linux/userfaultfd.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/libc/kernel/uapi/linux/userfaultfd.h b/libc/kernel/uapi/linux/userfaultfd.h index 5eeea4e0a..1dc2d791a 100644 --- a/libc/kernel/uapi/linux/userfaultfd.h +++ b/libc/kernel/uapi/linux/userfaultfd.h @@ -11,15 +11,16 @@ #define USERFAULTFD_IOC_NEW _IO(USERFAULTFD_IOC, 0x00) #define UFFD_API ((__u64) 0xAA) #define UFFD_API_REGISTER_MODES (UFFDIO_REGISTER_MODE_MISSING | UFFDIO_REGISTER_MODE_WP | UFFDIO_REGISTER_MODE_MINOR) -#define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | UFFD_FEATURE_EVENT_FORK | UFFD_FEATURE_EVENT_REMAP | UFFD_FEATURE_EVENT_REMOVE | UFFD_FEATURE_EVENT_UNMAP | UFFD_FEATURE_MISSING_HUGETLBFS | UFFD_FEATURE_MISSING_SHMEM | UFFD_FEATURE_SIGBUS | UFFD_FEATURE_THREAD_ID | UFFD_FEATURE_MINOR_HUGETLBFS | UFFD_FEATURE_MINOR_SHMEM | UFFD_FEATURE_EXACT_ADDRESS | UFFD_FEATURE_WP_HUGETLBFS_SHMEM | UFFD_FEATURE_WP_UNPOPULATED | UFFD_FEATURE_POISON | UFFD_FEATURE_WP_ASYNC) +#define UFFD_API_FEATURES (UFFD_FEATURE_PAGEFAULT_FLAG_WP | UFFD_FEATURE_EVENT_FORK | UFFD_FEATURE_EVENT_REMAP | UFFD_FEATURE_EVENT_REMOVE | UFFD_FEATURE_EVENT_UNMAP | UFFD_FEATURE_MISSING_HUGETLBFS | UFFD_FEATURE_MISSING_SHMEM | UFFD_FEATURE_SIGBUS | UFFD_FEATURE_THREAD_ID | UFFD_FEATURE_MINOR_HUGETLBFS | UFFD_FEATURE_MINOR_SHMEM | UFFD_FEATURE_EXACT_ADDRESS | UFFD_FEATURE_WP_HUGETLBFS_SHMEM | UFFD_FEATURE_WP_UNPOPULATED | UFFD_FEATURE_POISON | UFFD_FEATURE_WP_ASYNC | UFFD_FEATURE_MOVE) #define UFFD_API_IOCTLS ((__u64) 1 << _UFFDIO_REGISTER | (__u64) 1 << _UFFDIO_UNREGISTER | (__u64) 1 << _UFFDIO_API) -#define UFFD_API_RANGE_IOCTLS ((__u64) 1 << _UFFDIO_WAKE | (__u64) 1 << _UFFDIO_COPY | (__u64) 1 << _UFFDIO_ZEROPAGE | (__u64) 1 << _UFFDIO_WRITEPROTECT | (__u64) 1 << _UFFDIO_CONTINUE | (__u64) 1 << _UFFDIO_POISON) +#define UFFD_API_RANGE_IOCTLS ((__u64) 1 << _UFFDIO_WAKE | (__u64) 1 << _UFFDIO_COPY | (__u64) 1 << _UFFDIO_ZEROPAGE | (__u64) 1 << _UFFDIO_MOVE | (__u64) 1 << _UFFDIO_WRITEPROTECT | (__u64) 1 << _UFFDIO_CONTINUE | (__u64) 1 << _UFFDIO_POISON) #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) #define _UFFDIO_REGISTER (0x00) #define _UFFDIO_UNREGISTER (0x01) #define _UFFDIO_WAKE (0x02) #define _UFFDIO_COPY (0x03) #define _UFFDIO_ZEROPAGE (0x04) +#define _UFFDIO_MOVE (0x05) #define _UFFDIO_WRITEPROTECT (0x06) #define _UFFDIO_CONTINUE (0x07) #define _UFFDIO_POISON (0x08) @@ -31,6 +32,7 @@ #define UFFDIO_WAKE _IOR(UFFDIO, _UFFDIO_WAKE, struct uffdio_range) #define UFFDIO_COPY _IOWR(UFFDIO, _UFFDIO_COPY, struct uffdio_copy) #define UFFDIO_ZEROPAGE _IOWR(UFFDIO, _UFFDIO_ZEROPAGE, struct uffdio_zeropage) +#define UFFDIO_MOVE _IOWR(UFFDIO, _UFFDIO_MOVE, struct uffdio_move) #define UFFDIO_WRITEPROTECT _IOWR(UFFDIO, _UFFDIO_WRITEPROTECT, struct uffdio_writeprotect) #define UFFDIO_CONTINUE _IOWR(UFFDIO, _UFFDIO_CONTINUE, struct uffdio_continue) #define UFFDIO_POISON _IOWR(UFFDIO, _UFFDIO_POISON, struct uffdio_poison) @@ -92,6 +94,7 @@ struct uffdio_api { #define UFFD_FEATURE_WP_UNPOPULATED (1 << 13) #define UFFD_FEATURE_POISON (1 << 14) #define UFFD_FEATURE_WP_ASYNC (1 << 15) +#define UFFD_FEATURE_MOVE (1 << 16) __u64 features; __u64 ioctls; }; @@ -141,5 +144,14 @@ struct uffdio_poison { __u64 mode; __s64 updated; }; +struct uffdio_move { + __u64 dst; + __u64 src; + __u64 len; +#define UFFDIO_MOVE_MODE_DONTWAKE ((__u64) 1 << 0) +#define UFFDIO_MOVE_MODE_ALLOW_SRC_HOLES ((__u64) 1 << 1) + __u64 mode; + __s64 move; +}; #define UFFD_USER_MODE_ONLY 1 #endif |