Changeset 5cf723b in mainline

Timestamp:

2008-10-28T10:49:54Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

7858bc5f

Parents:

b0247bac

Message:

Need to have more stuff in block_t.

File:

• uspace/lib/libblock/libblock.h (modified) (1 diff)

uspace/lib/libblock/libblock.h

@@ -40 +40 @@
 #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;