Revision 78ced65e

b/hw/scsi-disk.c
45 45
#define SCSI_REQ_STATUS_RETRY_TYPE_MASK 0x06
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#define SCSI_REQ_STATUS_RETRY_READ      0x00
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#define SCSI_REQ_STATUS_RETRY_WRITE     0x02
48
#define SCSI_REQ_STATUS_RETRY_FLUSH     0x04
48 49

  
49 50
typedef struct SCSIDiskState SCSIDiskState;
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......
74 75
};
75 76

  
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static int scsi_handle_rw_error(SCSIDiskReq *r, int error, int type);
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static int scsi_disk_emulate_command(SCSIDiskReq *r, uint8_t *outbuf);
77 79

  
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static SCSIDiskReq *scsi_new_request(SCSIDiskState *s, uint32_t tag,
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        uint32_t lun)
......
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        r = DO_UPCAST(SCSIDiskReq, req, req);
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        if (r->status & SCSI_REQ_STATUS_RETRY) {
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            int status = r->status;
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            int ret;
322

  
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            r->status &=
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                ~(SCSI_REQ_STATUS_RETRY | SCSI_REQ_STATUS_RETRY_TYPE_MASK);
321 325

  
......
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            case SCSI_REQ_STATUS_RETRY_WRITE:
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                scsi_write_request(r);
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                break;
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            case SCSI_REQ_STATUS_RETRY_FLUSH:
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                ret = scsi_disk_emulate_command(r, r->iov.iov_base);
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                if (ret == 0) {
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                    scsi_command_complete(r, GOOD, NO_SENSE);
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                }
329 338
            }
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        }
331 340
    }
......
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    SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, req->dev);
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    uint64_t nb_sectors;
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    int buflen = 0;
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    int ret;
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    switch (req->cmd.buf[0]) {
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    case TEST_UNIT_READY:
......
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        buflen = 8;
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	break;
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    case SYNCHRONIZE_CACHE:
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        bdrv_flush(s->bs);
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        ret = bdrv_flush(s->bs);
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        if (ret < 0) {
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            if (scsi_handle_rw_error(r, -ret, SCSI_REQ_STATUS_RETRY_FLUSH)) {
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                return -1;
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            }
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        }
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        break;
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    case GET_CONFIGURATION:
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        memset(outbuf, 0, 8);

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