| 39,11 → 39,32 |
|---|
| |
| #include <stdint.h> |
| #include "../../srv/vfs/vfs.h" |
| #include <futex.h> |
| #include <rwlock.h> |
| #include <libadt/hash_table.h> |
| #include <libadt/list.h> |
| |
| typedef struct block { |
| /** Futex protecting the reference count. */ |
| futex_t lock; |
| /** Number of references to the block_t structure. */ |
| unsigned refcnt; |
| /** If true, the block needs to be written back to the block device. */ |
| bool dirty; |
| /** Readers / Writer lock protecting the contents of the block. */ |
| rwlock_t contents_lock; |
| /** Handle of the device where the block resides. */ |
| dev_handle_t dev_handle; |
| /** Block offset on the block device. Counted in 'size'-byte blocks. */ |
| off_t boff; |
| /** Size of the block. */ |
| size_t size; |
| /** Link for placing the block into the free block list. */ |
| link_t free_link; |
| /** Link for placing the block into the block hash table. */ |
| link_t hash_link; |
| /** Buffer with the block data. */ |
| void *data; |
| size_t size; |
| bool dirty; |
| } block_t; |
| |
| extern int dev_phone; /* FIXME */ |