mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-15 06:55:13 +08:00
0fd97ccf45
Simplify the code a lot by killing the superflous struct se_subsystem_dev. Instead se_device is allocated early on by the backend driver, which allocates it as part of its own per-device structure, borrowing the scheme that is for example used for inode allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
26 lines
518 B
C
26 lines
518 B
C
#ifndef TARGET_CORE_IBLOCK_H
|
|
#define TARGET_CORE_IBLOCK_H
|
|
|
|
#define IBLOCK_VERSION "4.0"
|
|
|
|
#define IBLOCK_MAX_CDBS 16
|
|
#define IBLOCK_LBA_SHIFT 9
|
|
|
|
struct iblock_req {
|
|
atomic_t pending;
|
|
atomic_t ib_bio_err_cnt;
|
|
} ____cacheline_aligned;
|
|
|
|
#define IBDF_HAS_UDEV_PATH 0x01
|
|
|
|
struct iblock_dev {
|
|
struct se_device dev;
|
|
unsigned char ibd_udev_path[SE_UDEV_PATH_LEN];
|
|
u32 ibd_flags;
|
|
struct bio_set *ibd_bio_set;
|
|
struct block_device *ibd_bd;
|
|
bool ibd_readonly;
|
|
} ____cacheline_aligned;
|
|
|
|
#endif /* TARGET_CORE_IBLOCK_H */
|