Changeset e478b2a4 in mainline

Timestamp:

2008-11-24T22:36:56Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

49df572

Parents:

08b6836

Message:

fat_alloc_clusters() fixes.

File:

• uspace/srv/fs/fat/fat_fat.c (modified) (3 diffs)

uspace/srv/fs/fat/fat_fat.c

@@ -286 +286 @@
 }
 
-/** Allocate clusters in FAT1.
+/** Allocate clusters in all copies of FAT.
  *
  * This function will attempt to allocate the requested number of clusters in
- * the first FAT instance.  The FAT will be altered so that the allocated
+ * all instances of the FAT.  The FAT will be altered so that the allocated
  * clusters form an independent chain (i.e. a chain which does not belong to any
  * file yet).
@@ -316 +316 @@
 
         lifo = (fat_cluster_t *) malloc(nclsts * sizeof(fat_cluster_t));
-        if (lifo)
+        if (!lifo)
                 return ENOMEM;
         
@@ -327 +327 @@
          */
         futex_down(&fat_alloc_lock);
-        for (b = 0, cl = 0; b < sf; blk++) {
-                blk = block_get(dev_handle, rscnt + b, BLOCK_FLAGS_NOREAD);
+        for (b = 0, cl = 0; b < sf; b++) {
+                blk = block_get(dev_handle, rscnt + b, BLOCK_FLAGS_NONE);
                 for (c = 0; c < bps / sizeof(fat_cluster_t); c++, cl++) {
                         fat_cluster_t *clst = (fat_cluster_t *)blk->data + c;