#ifndef LINUX_PR_H #define LINUX_PR_H #include struct pr_ops { int (*pr_register)(struct block_device *bdev, u64 old_key, u64 new_key, u32 flags); int (*pr_reserve)(struct block_device *bdev, u64 key, enum pr_type type, u32 flags); int (*pr_release)(struct block_device *bdev, u64 key, enum pr_type type); int (*pr_preempt)(struct block_device *bdev, u64 old_key, u64 new_key, enum pr_type type, bool abort); int (*pr_clear)(struct block_device *bdev, u64 key); }; #endif /* LINUX_PR_H */