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virtio_scsi: export to userspace

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Replace uXX by __uXX and _packed by __attribute((packed))
as seems to be the norm for userspace headers.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2014-11-23 17:49:12 +02:00
parent 106d81f58a
commit fba7f020e8
2 changed files with 38 additions and 37 deletions
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1
include/uapi/linux/Kbuild
View File

@ -428,6 +428,7 @@ header-y += virtio_net.h
header-y += virtio_pci.h
header-y += virtio_ring.h
header-y += virtio_rng.h
header-y += virtio_scsi.h
header-y += vm_sockets.h
header-y += vt.h
header-y += wait.h

74
include/uapi/linux/virtio_scsi.h
View File

@ -34,78 +34,78 @@
/* SCSI command request, followed by data-out */
struct virtio_scsi_cmd_req {
u8 lun[8]; /* Logical Unit Number */
__u8 lun[8]; /* Logical Unit Number */
__virtio64 tag; /* Command identifier */
u8 task_attr; /* Task attribute */
u8 prio; /* SAM command priority field */
u8 crn;
u8 cdb[VIRTIO_SCSI_CDB_SIZE];
} __packed;
__u8 task_attr; /* Task attribute */
__u8 prio; /* SAM command priority field */
__u8 crn;
__u8 cdb[VIRTIO_SCSI_CDB_SIZE];
} __attribute__((packed));
/* SCSI command request, followed by protection information */
struct virtio_scsi_cmd_req_pi {
u8 lun[8]; /* Logical Unit Number */
__u8 lun[8]; /* Logical Unit Number */
__virtio64 tag; /* Command identifier */
u8 task_attr; /* Task attribute */
u8 prio; /* SAM command priority field */
u8 crn;
__u8 task_attr; /* Task attribute */
__u8 prio; /* SAM command priority field */
__u8 crn;
__virtio32 pi_bytesout; /* DataOUT PI Number of bytes */
__virtio32 pi_bytesin; /* DataIN PI Number of bytes */
u8 cdb[VIRTIO_SCSI_CDB_SIZE];
} __packed;
__u8 cdb[VIRTIO_SCSI_CDB_SIZE];
} __attribute__((packed));
/* Response, followed by sense data and data-in */
struct virtio_scsi_cmd_resp {
__virtio32 sense_len; /* Sense data length */
__virtio32 resid; /* Residual bytes in data buffer */
__virtio16 status_qualifier; /* Status qualifier */
u8 status; /* Command completion status */
u8 response; /* Response values */
u8 sense[VIRTIO_SCSI_SENSE_SIZE];
} __packed;
__u8 status; /* Command completion status */
__u8 response; /* Response values */
__u8 sense[VIRTIO_SCSI_SENSE_SIZE];
} __attribute__((packed));
/* Task Management Request */
struct virtio_scsi_ctrl_tmf_req {
__virtio32 type;
__virtio32 subtype;
u8 lun[8];
__u8 lun[8];
__virtio64 tag;
} __packed;
} __attribute__((packed));
struct virtio_scsi_ctrl_tmf_resp {
u8 response;
} __packed;
__u8 response;
} __attribute__((packed));
/* Asynchronous notification query/subscription */
struct virtio_scsi_ctrl_an_req {
__virtio32 type;
u8 lun[8];
__u8 lun[8];
__virtio32 event_requested;
} __packed;
} __attribute__((packed));
struct virtio_scsi_ctrl_an_resp {
__virtio32 event_actual;
u8 response;
} __packed;
__u8 response;
} __attribute__((packed));
struct virtio_scsi_event {
__virtio32 event;
u8 lun[8];
__u8 lun[8];
__virtio32 reason;
} __packed;
} __attribute__((packed));
struct virtio_scsi_config {
u32 num_queues;
u32 seg_max;
u32 max_sectors;
u32 cmd_per_lun;
u32 event_info_size;
u32 sense_size;
u32 cdb_size;
u16 max_channel;
u16 max_target;
u32 max_lun;
} __packed;
__u32 num_queues;
__u32 seg_max;
__u32 max_sectors;
__u32 cmd_per_lun;
__u32 event_info_size;
__u32 sense_size;
__u32 cdb_size;
__u16 max_channel;
__u16 max_target;
__u32 max_lun;
} __attribute__((packed));
/* Feature Bits */
#define VIRTIO_SCSI_F_INOUT 0