diff options
Diffstat (limited to 'include/uapi')
-rw-r--r-- | include/uapi/linux/elf-em.h | 1 | ||||
-rw-r--r-- | include/uapi/linux/fuse.h | 119 | ||||
-rw-r--r-- | include/uapi/linux/keyctl.h | 30 | ||||
-rw-r--r-- | include/uapi/linux/media.h | 8 | ||||
-rw-r--r-- | include/uapi/linux/v4l2-controls.h | 65 | ||||
-rw-r--r-- | include/uapi/linux/vfio.h | 50 | ||||
-rw-r--r-- | include/uapi/linux/videodev2.h | 33 | ||||
-rw-r--r-- | include/uapi/linux/virtio_balloon.h | 8 |
8 files changed, 263 insertions, 51 deletions
diff --git a/include/uapi/linux/elf-em.h b/include/uapi/linux/elf-em.h index 31aa10178335..93722e60204c 100644 --- a/include/uapi/linux/elf-em.h +++ b/include/uapi/linux/elf-em.h @@ -41,6 +41,7 @@ #define EM_TILEPRO 188 /* Tilera TILEPro */ #define EM_MICROBLAZE 189 /* Xilinx MicroBlaze */ #define EM_TILEGX 191 /* Tilera TILE-Gx */ +#define EM_RISCV 243 /* RISC-V */ #define EM_BPF 247 /* Linux BPF - in-kernel virtual machine */ #define EM_FRV 0x5441 /* Fujitsu FR-V */ diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h index 92fa24c24c92..b4967d48bfda 100644 --- a/include/uapi/linux/fuse.h +++ b/include/uapi/linux/fuse.h @@ -116,6 +116,12 @@ * * 7.27 * - add FUSE_ABORT_ERROR + * + * 7.28 + * - add FUSE_COPY_FILE_RANGE + * - add FOPEN_CACHE_DIR + * - add FUSE_MAX_PAGES, add max_pages to init_out + * - add FUSE_CACHE_SYMLINKS */ #ifndef _LINUX_FUSE_H @@ -151,7 +157,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 27 +#define FUSE_KERNEL_MINOR_VERSION 28 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -219,10 +225,12 @@ struct fuse_file_lock { * FOPEN_DIRECT_IO: bypass page cache for this open file * FOPEN_KEEP_CACHE: don't invalidate the data cache on open * FOPEN_NONSEEKABLE: the file is not seekable + * FOPEN_CACHE_DIR: allow caching this directory */ #define FOPEN_DIRECT_IO (1 << 0) #define FOPEN_KEEP_CACHE (1 << 1) #define FOPEN_NONSEEKABLE (1 << 2) +#define FOPEN_CACHE_DIR (1 << 3) /** * INIT request/reply flags @@ -249,6 +257,8 @@ struct fuse_file_lock { * FUSE_HANDLE_KILLPRIV: fs handles killing suid/sgid/cap on write/chown/trunc * FUSE_POSIX_ACL: filesystem supports posix acls * FUSE_ABORT_ERROR: reading the device after abort returns ECONNABORTED + * FUSE_MAX_PAGES: init_out.max_pages contains the max number of req pages + * FUSE_CACHE_SYMLINKS: cache READLINK responses */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) @@ -272,6 +282,8 @@ struct fuse_file_lock { #define FUSE_HANDLE_KILLPRIV (1 << 19) #define FUSE_POSIX_ACL (1 << 20) #define FUSE_ABORT_ERROR (1 << 21) +#define FUSE_MAX_PAGES (1 << 22) +#define FUSE_CACHE_SYMLINKS (1 << 23) /** * CUSE INIT request/reply flags @@ -337,53 +349,54 @@ struct fuse_file_lock { #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0) enum fuse_opcode { - FUSE_LOOKUP = 1, - FUSE_FORGET = 2, /* no reply */ - FUSE_GETATTR = 3, - FUSE_SETATTR = 4, - FUSE_READLINK = 5, - FUSE_SYMLINK = 6, - FUSE_MKNOD = 8, - FUSE_MKDIR = 9, - FUSE_UNLINK = 10, - FUSE_RMDIR = 11, - FUSE_RENAME = 12, - FUSE_LINK = 13, - FUSE_OPEN = 14, - FUSE_READ = 15, - FUSE_WRITE = 16, - FUSE_STATFS = 17, - FUSE_RELEASE = 18, - FUSE_FSYNC = 20, - FUSE_SETXATTR = 21, - FUSE_GETXATTR = 22, - FUSE_LISTXATTR = 23, - FUSE_REMOVEXATTR = 24, - FUSE_FLUSH = 25, - FUSE_INIT = 26, - FUSE_OPENDIR = 27, - FUSE_READDIR = 28, - FUSE_RELEASEDIR = 29, - FUSE_FSYNCDIR = 30, - FUSE_GETLK = 31, - FUSE_SETLK = 32, - FUSE_SETLKW = 33, - FUSE_ACCESS = 34, - FUSE_CREATE = 35, - FUSE_INTERRUPT = 36, - FUSE_BMAP = 37, - FUSE_DESTROY = 38, - FUSE_IOCTL = 39, - FUSE_POLL = 40, - FUSE_NOTIFY_REPLY = 41, - FUSE_BATCH_FORGET = 42, - FUSE_FALLOCATE = 43, - FUSE_READDIRPLUS = 44, - FUSE_RENAME2 = 45, - FUSE_LSEEK = 46, + FUSE_LOOKUP = 1, + FUSE_FORGET = 2, /* no reply */ + FUSE_GETATTR = 3, + FUSE_SETATTR = 4, + FUSE_READLINK = 5, + FUSE_SYMLINK = 6, + FUSE_MKNOD = 8, + FUSE_MKDIR = 9, + FUSE_UNLINK = 10, + FUSE_RMDIR = 11, + FUSE_RENAME = 12, + FUSE_LINK = 13, + FUSE_OPEN = 14, + FUSE_READ = 15, + FUSE_WRITE = 16, + FUSE_STATFS = 17, + FUSE_RELEASE = 18, + FUSE_FSYNC = 20, + FUSE_SETXATTR = 21, + FUSE_GETXATTR = 22, + FUSE_LISTXATTR = 23, + FUSE_REMOVEXATTR = 24, + FUSE_FLUSH = 25, + FUSE_INIT = 26, + FUSE_OPENDIR = 27, + FUSE_READDIR = 28, + FUSE_RELEASEDIR = 29, + FUSE_FSYNCDIR = 30, + FUSE_GETLK = 31, + FUSE_SETLK = 32, + FUSE_SETLKW = 33, + FUSE_ACCESS = 34, + FUSE_CREATE = 35, + FUSE_INTERRUPT = 36, + FUSE_BMAP = 37, + FUSE_DESTROY = 38, + FUSE_IOCTL = 39, + FUSE_POLL = 40, + FUSE_NOTIFY_REPLY = 41, + FUSE_BATCH_FORGET = 42, + FUSE_FALLOCATE = 43, + FUSE_READDIRPLUS = 44, + FUSE_RENAME2 = 45, + FUSE_LSEEK = 46, + FUSE_COPY_FILE_RANGE = 47, /* CUSE specific operations */ - CUSE_INIT = 4096, + CUSE_INIT = 4096, }; enum fuse_notify_code { @@ -610,7 +623,9 @@ struct fuse_init_out { uint16_t congestion_threshold; uint32_t max_write; uint32_t time_gran; - uint32_t unused[9]; + uint16_t max_pages; + uint16_t padding; + uint32_t unused[8]; }; #define CUSE_INIT_INFO_MAX 4096 @@ -792,4 +807,14 @@ struct fuse_lseek_out { uint64_t offset; }; +struct fuse_copy_file_range_in { + uint64_t fh_in; + uint64_t off_in; + uint64_t nodeid_out; + uint64_t fh_out; + uint64_t off_out; + uint64_t len; + uint64_t flags; +}; + #endif /* _LINUX_FUSE_H */ diff --git a/include/uapi/linux/keyctl.h b/include/uapi/linux/keyctl.h index 0f3cb13db8e9..f45ee0f69c0c 100644 --- a/include/uapi/linux/keyctl.h +++ b/include/uapi/linux/keyctl.h @@ -61,6 +61,11 @@ #define KEYCTL_INVALIDATE 21 /* invalidate a key */ #define KEYCTL_GET_PERSISTENT 22 /* get a user's persistent keyring */ #define KEYCTL_DH_COMPUTE 23 /* Compute Diffie-Hellman values */ +#define KEYCTL_PKEY_QUERY 24 /* Query public key parameters */ +#define KEYCTL_PKEY_ENCRYPT 25 /* Encrypt a blob using a public key */ +#define KEYCTL_PKEY_DECRYPT 26 /* Decrypt a blob using a public key */ +#define KEYCTL_PKEY_SIGN 27 /* Create a public key signature */ +#define KEYCTL_PKEY_VERIFY 28 /* Verify a public key signature */ #define KEYCTL_RESTRICT_KEYRING 29 /* Restrict keys allowed to link to a keyring */ /* keyctl structures */ @@ -82,4 +87,29 @@ struct keyctl_kdf_params { __u32 __spare[8]; }; +#define KEYCTL_SUPPORTS_ENCRYPT 0x01 +#define KEYCTL_SUPPORTS_DECRYPT 0x02 +#define KEYCTL_SUPPORTS_SIGN 0x04 +#define KEYCTL_SUPPORTS_VERIFY 0x08 + +struct keyctl_pkey_query { + __u32 supported_ops; /* Which ops are supported */ + __u32 key_size; /* Size of the key in bits */ + __u16 max_data_size; /* Maximum size of raw data to sign in bytes */ + __u16 max_sig_size; /* Maximum size of signature in bytes */ + __u16 max_enc_size; /* Maximum size of encrypted blob in bytes */ + __u16 max_dec_size; /* Maximum size of decrypted blob in bytes */ + __u32 __spare[10]; +}; + +struct keyctl_pkey_params { + __s32 key_id; /* Serial no. of public key to use */ + __u32 in_len; /* Input data size */ + union { + __u32 out_len; /* Output buffer size (encrypt/decrypt/sign) */ + __u32 in2_len; /* 2nd input data size (verify) */ + }; + __u32 __spare[7]; +}; + #endif /* _LINUX_KEYCTL_H */ diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h index 36f76e777ef9..e5d0c5c611b5 100644 --- a/include/uapi/linux/media.h +++ b/include/uapi/linux/media.h @@ -369,6 +369,14 @@ struct media_v2_topology { #define MEDIA_IOC_ENUM_LINKS _IOWR('|', 0x02, struct media_links_enum) #define MEDIA_IOC_SETUP_LINK _IOWR('|', 0x03, struct media_link_desc) #define MEDIA_IOC_G_TOPOLOGY _IOWR('|', 0x04, struct media_v2_topology) +#define MEDIA_IOC_REQUEST_ALLOC _IOR ('|', 0x05, int) + +/* + * These ioctls are called on the request file descriptor as returned + * by MEDIA_IOC_REQUEST_ALLOC. + */ +#define MEDIA_REQUEST_IOC_QUEUE _IO('|', 0x80) +#define MEDIA_REQUEST_IOC_REINIT _IO('|', 0x81) #ifndef __KERNEL__ diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index e4ee10ee917d..51b095898f4b 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -402,6 +402,9 @@ enum v4l2_mpeg_video_multi_slice_mode { #define V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE (V4L2_CID_MPEG_BASE+228) #define V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME (V4L2_CID_MPEG_BASE+229) +#define V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS (V4L2_CID_MPEG_BASE+250) +#define V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION (V4L2_CID_MPEG_BASE+251) + #define V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP (V4L2_CID_MPEG_BASE+300) #define V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP (V4L2_CID_MPEG_BASE+301) #define V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP (V4L2_CID_MPEG_BASE+302) @@ -1092,4 +1095,66 @@ enum v4l2_detect_md_mode { #define V4L2_CID_DETECT_MD_THRESHOLD_GRID (V4L2_CID_DETECT_CLASS_BASE + 3) #define V4L2_CID_DETECT_MD_REGION_GRID (V4L2_CID_DETECT_CLASS_BASE + 4) +#define V4L2_MPEG2_PICTURE_CODING_TYPE_I 1 +#define V4L2_MPEG2_PICTURE_CODING_TYPE_P 2 +#define V4L2_MPEG2_PICTURE_CODING_TYPE_B 3 +#define V4L2_MPEG2_PICTURE_CODING_TYPE_D 4 + +struct v4l2_mpeg2_sequence { + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence header */ + __u16 horizontal_size; + __u16 vertical_size; + __u32 vbv_buffer_size; + + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */ + __u8 profile_and_level_indication; + __u8 progressive_sequence; + __u8 chroma_format; +}; + +struct v4l2_mpeg2_picture { + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */ + __u8 picture_coding_type; + + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture coding extension */ + __u8 f_code[2][2]; + __u8 intra_dc_precision; + __u8 picture_structure; + __u8 top_field_first; + __u8 frame_pred_frame_dct; + __u8 concealment_motion_vectors; + __u8 q_scale_type; + __u8 intra_vlc_format; + __u8 alternate_scan; + __u8 repeat_first_field; + __u8 progressive_frame; +}; + +struct v4l2_ctrl_mpeg2_slice_params { + __u32 bit_size; + __u32 data_bit_offset; + + struct v4l2_mpeg2_sequence sequence; + struct v4l2_mpeg2_picture picture; + + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Slice */ + __u8 quantiser_scale_code; + + __u8 backward_ref_index; + __u8 forward_ref_index; +}; + +struct v4l2_ctrl_mpeg2_quantization { + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Quant matrix extension */ + __u8 load_intra_quantiser_matrix; + __u8 load_non_intra_quantiser_matrix; + __u8 load_chroma_intra_quantiser_matrix; + __u8 load_chroma_non_intra_quantiser_matrix; + + __u8 intra_quantiser_matrix[64]; + __u8 non_intra_quantiser_matrix[64]; + __u8 chroma_intra_quantiser_matrix[64]; + __u8 chroma_non_intra_quantiser_matrix[64]; +}; + #endif diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h index f378b9802d8b..813102810f53 100644 --- a/include/uapi/linux/vfio.h +++ b/include/uapi/linux/vfio.h @@ -303,6 +303,56 @@ struct vfio_region_info_cap_type { #define VFIO_REGION_SUBTYPE_INTEL_IGD_HOST_CFG (2) #define VFIO_REGION_SUBTYPE_INTEL_IGD_LPC_CFG (3) +#define VFIO_REGION_TYPE_GFX (1) +#define VFIO_REGION_SUBTYPE_GFX_EDID (1) + +/** + * struct vfio_region_gfx_edid - EDID region layout. + * + * Set display link state and EDID blob. + * + * The EDID blob has monitor information such as brand, name, serial + * number, physical size, supported video modes and more. + * + * This special region allows userspace (typically qemu) set a virtual + * EDID for the virtual monitor, which allows a flexible display + * configuration. + * + * For the edid blob spec look here: + * https://en.wikipedia.org/wiki/Extended_Display_Identification_Data + * + * On linux systems you can find the EDID blob in sysfs: + * /sys/class/drm/${card}/${connector}/edid + * + * You can use the edid-decode ulility (comes with xorg-x11-utils) to + * decode the EDID blob. + * + * @edid_offset: location of the edid blob, relative to the + * start of the region (readonly). + * @edid_max_size: max size of the edid blob (readonly). + * @edid_size: actual edid size (read/write). + * @link_state: display link state (read/write). + * VFIO_DEVICE_GFX_LINK_STATE_UP: Monitor is turned on. + * VFIO_DEVICE_GFX_LINK_STATE_DOWN: Monitor is turned off. + * @max_xres: max display width (0 == no limitation, readonly). + * @max_yres: max display height (0 == no limitation, readonly). + * + * EDID update protocol: + * (1) set link-state to down. + * (2) update edid blob and size. + * (3) set link-state to up. + */ +struct vfio_region_gfx_edid { + __u32 edid_offset; + __u32 edid_max_size; + __u32 edid_size; + __u32 max_xres; + __u32 max_yres; + __u32 link_state; +#define VFIO_DEVICE_GFX_LINK_STATE_UP 1 +#define VFIO_DEVICE_GFX_LINK_STATE_DOWN 2 +}; + /* * The MSIX mappable capability informs that MSIX data of a BAR can be mmapped * which allows direct access to non-MSIX registers which happened to be within diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h index 29729d580452..c8e8ff810190 100644 --- a/include/uapi/linux/videodev2.h +++ b/include/uapi/linux/videodev2.h @@ -646,6 +646,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */ #define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */ #define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */ +#define V4L2_PIX_FMT_MPEG2_SLICE v4l2_fourcc('M', 'G', '2', 'S') /* MPEG-2 parsed slice data */ #define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */ #define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */ #define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */ @@ -687,6 +688,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_Z16 v4l2_fourcc('Z', '1', '6', ' ') /* Depth data 16-bit */ #define V4L2_PIX_FMT_MT21C v4l2_fourcc('M', 'T', '2', '1') /* Mediatek compressed block mode */ #define V4L2_PIX_FMT_INZI v4l2_fourcc('I', 'N', 'Z', 'I') /* Intel Planar Greyscale 10-bit and Depth 16-bit */ +#define V4L2_PIX_FMT_SUNXI_TILED_NV12 v4l2_fourcc('S', 'T', '1', '2') /* Sunxi Tiled NV12 Format */ /* 10bit raw bayer packed, 32 bytes for every 25 pixels, last LSB 6 bits unused */ #define V4L2_PIX_FMT_IPU3_SBGGR10 v4l2_fourcc('i', 'p', '3', 'b') /* IPU3 packed 10-bit BGGR bayer */ @@ -868,9 +870,16 @@ struct v4l2_requestbuffers { __u32 count; __u32 type; /* enum v4l2_buf_type */ __u32 memory; /* enum v4l2_memory */ - __u32 reserved[2]; + __u32 capabilities; + __u32 reserved[1]; }; +/* capabilities for struct v4l2_requestbuffers and v4l2_create_buffers */ +#define V4L2_BUF_CAP_SUPPORTS_MMAP (1 << 0) +#define V4L2_BUF_CAP_SUPPORTS_USERPTR (1 << 1) +#define V4L2_BUF_CAP_SUPPORTS_DMABUF (1 << 2) +#define V4L2_BUF_CAP_SUPPORTS_REQUESTS (1 << 3) + /** * struct v4l2_plane - plane info for multi-planar buffers * @bytesused: number of bytes occupied by data in the plane (payload) @@ -929,6 +938,7 @@ struct v4l2_plane { * @length: size in bytes of the buffer (NOT its payload) for single-plane * buffers (when type != *_MPLANE); number of elements in the * planes array for multi-plane buffers + * @request_fd: fd of the request that this buffer should use * * Contains data exchanged by application and driver using one of the Streaming * I/O methods. @@ -953,7 +963,10 @@ struct v4l2_buffer { } m; __u32 length; __u32 reserved2; - __u32 reserved; + union { + __s32 request_fd; + __u32 reserved; + }; }; /* Flags for 'flags' field */ @@ -971,6 +984,8 @@ struct v4l2_buffer { #define V4L2_BUF_FLAG_BFRAME 0x00000020 /* Buffer is ready, but the data contained within is corrupted. */ #define V4L2_BUF_FLAG_ERROR 0x00000040 +/* Buffer is added to an unqueued request */ +#define V4L2_BUF_FLAG_IN_REQUEST 0x00000080 /* timecode field is valid */ #define V4L2_BUF_FLAG_TIMECODE 0x00000100 /* Buffer is prepared for queuing */ @@ -989,6 +1004,8 @@ struct v4l2_buffer { #define V4L2_BUF_FLAG_TSTAMP_SRC_SOE 0x00010000 /* mem2mem encoder/decoder */ #define V4L2_BUF_FLAG_LAST 0x00100000 +/* request_fd is valid */ +#define V4L2_BUF_FLAG_REQUEST_FD 0x00800000 /** * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor @@ -1605,6 +1622,8 @@ struct v4l2_ext_control { __u8 __user *p_u8; __u16 __user *p_u16; __u32 __user *p_u32; + struct v4l2_ctrl_mpeg2_slice_params __user *p_mpeg2_slice_params; + struct v4l2_ctrl_mpeg2_quantization __user *p_mpeg2_quantization; void __user *ptr; }; } __attribute__ ((packed)); @@ -1618,7 +1637,8 @@ struct v4l2_ext_controls { }; __u32 count; __u32 error_idx; - __u32 reserved[2]; + __s32 request_fd; + __u32 reserved[1]; struct v4l2_ext_control *controls; }; @@ -1631,6 +1651,7 @@ struct v4l2_ext_controls { #define V4L2_CTRL_MAX_DIMS (4) #define V4L2_CTRL_WHICH_CUR_VAL 0 #define V4L2_CTRL_WHICH_DEF_VAL 0x0f000000 +#define V4L2_CTRL_WHICH_REQUEST_VAL 0x0f010000 enum v4l2_ctrl_type { V4L2_CTRL_TYPE_INTEGER = 1, @@ -1648,6 +1669,8 @@ enum v4l2_ctrl_type { V4L2_CTRL_TYPE_U8 = 0x0100, V4L2_CTRL_TYPE_U16 = 0x0101, V4L2_CTRL_TYPE_U32 = 0x0102, + V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS = 0x0103, + V4L2_CTRL_TYPE_MPEG2_QUANTIZATION = 0x0104, }; /* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */ @@ -2321,6 +2344,7 @@ struct v4l2_dbg_chip_info { * return: number of created buffers * @memory: enum v4l2_memory; buffer memory type * @format: frame format, for which buffers are requested + * @capabilities: capabilities of this buffer type. * @reserved: future extensions */ struct v4l2_create_buffers { @@ -2328,7 +2352,8 @@ struct v4l2_create_buffers { __u32 count; __u32 memory; struct v4l2_format format; - __u32 reserved[8]; + __u32 capabilities; + __u32 reserved[7]; }; /* diff --git a/include/uapi/linux/virtio_balloon.h b/include/uapi/linux/virtio_balloon.h index 13b8cb563892..a1966cd7b677 100644 --- a/include/uapi/linux/virtio_balloon.h +++ b/include/uapi/linux/virtio_balloon.h @@ -34,15 +34,23 @@ #define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */ #define VIRTIO_BALLOON_F_STATS_VQ 1 /* Memory Stats virtqueue */ #define VIRTIO_BALLOON_F_DEFLATE_ON_OOM 2 /* Deflate balloon on OOM */ +#define VIRTIO_BALLOON_F_FREE_PAGE_HINT 3 /* VQ to report free pages */ +#define VIRTIO_BALLOON_F_PAGE_POISON 4 /* Guest is using page poisoning */ /* Size of a PFN in the balloon interface. */ #define VIRTIO_BALLOON_PFN_SHIFT 12 +#define VIRTIO_BALLOON_CMD_ID_STOP 0 +#define VIRTIO_BALLOON_CMD_ID_DONE 1 struct virtio_balloon_config { /* Number of pages host wants Guest to give up. */ __u32 num_pages; /* Number of pages we've actually got in balloon. */ __u32 actual; + /* Free page report command id, readonly by guest */ + __u32 free_page_report_cmd_id; + /* Stores PAGE_POISON if page poisoning is in use */ + __u32 poison_val; }; #define VIRTIO_BALLOON_S_SWAP_IN 0 /* Amount of memory swapped in */ |