drivers/target/target_core_iblock.h

   1 #ifndef TARGET_CORE_IBLOCK_H
   2 #define TARGET_CORE_IBLOCK_H
   3
   4 #define IBLOCK_VERSION          "4.0"
   5
   6 #define IBLOCK_MAX_CDBS         16
   7 #define IBLOCK_LBA_SHIFT        9
   8
   9 struct iblock_req {
  10         struct se_task ib_task;
  11         unsigned char ib_scsi_cdb[TCM_MAX_COMMAND_SIZE];
  12         atomic_t ib_bio_cnt;
  13         atomic_t ib_bio_err_cnt;
  14         struct bio *ib_bio;
  15 } ____cacheline_aligned;
  16
  17 #define IBDF_HAS_UDEV_PATH              0x01
  18
  19 struct iblock_dev {
  20         unsigned char ibd_udev_path[SE_UDEV_PATH_LEN];
  21         u32     ibd_flags;
  22         struct bio_set  *ibd_bio_set;
  23         struct block_device *ibd_bd;
  24         struct iblock_hba *ibd_host;
  25 } ____cacheline_aligned;
  26
  27 struct iblock_hba {
  28         int             iblock_host_id;
  29 } ____cacheline_aligned;
  30
  31 #endif /* TARGET_CORE_IBLOCK_H */