Changeset 2b3e8840 in mainline for uspace/srv/fs/mfs/mfs.h

Timestamp:

2013-07-11T15:52:52Z (11 years ago)

Author:

Manuele Conti <conti.ma@…>

Branches:

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

Children:

e6edc8d1

Parents:

224174f (diff), b2c96093 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge Mfs improvements.

File:

• uspace/srv/fs/mfs/mfs.h (modified) (2 diffs)

uspace/srv/fs/mfs/mfs.h

@@ -58 +58 @@
 #endif
 
+#define MFS_BMAP_START_BLOCK(sbi, bid) \
+    ((bid) == BMAP_ZONE ? 2 + (sbi)->ibmap_blocks : 2)
+
+#define MFS_BMAP_SIZE_BITS(sbi, bid) \
+    ((bid) == BMAP_ZONE ? (sbi)->nzones - (sbi)->firstdatazone - 1 : \
+    (sbi)->ninodes - 1)
+
+#define MFS_BMAP_SIZE_BLOCKS(sbi, bid) \
+    ((bid) == BMAP_ZONE ? (sbi)->zbmap_blocks : (sbi)->ibmap_blocks)
+
 typedef uint32_t bitchunk_t;
 
@@ -201 +211 @@
 mfs_free_zone(struct mfs_instance *inst, uint32_t zone);
 
+extern int
+mfs_count_free_zones(struct mfs_instance *inst, uint32_t *zones);
+
+extern int
+mfs_count_free_inodes(struct mfs_instance *inst, uint32_t *inodes);
+
+
 /* mfs_utils.c */
 extern uint16_t