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 } ____cacheline_aligned;
  15
  16 #define IBDF_HAS_UDEV_PATH              0x01
  17
  18 struct iblock_dev {
  19         unsigned char ibd_udev_path[SE_UDEV_PATH_LEN];
  20         u32     ibd_flags;
  21         struct bio_set  *ibd_bio_set;
  22         struct block_device *ibd_bd;
  23         struct iblock_hba *ibd_host;
  24 } ____cacheline_aligned;
  25
  26 struct iblock_hba {
  27         int             iblock_host_id;
  28 } ____cacheline_aligned;
  29
  30 #endif /* TARGET_CORE_IBLOCK_H */