Changeset 37e7dc54 in mainline for uspace/srv/vfs/vfs.c

Timestamp:

2007-09-27T15:27:53Z (18 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

6c117bb

Parents:

bcf23cf

Message:

VFS work.
Modify the protocol so that VFS and FAT (or any other FS) have to share the Path
Lookup Buffer in read-only mode.

File:

• uspace/srv/vfs/vfs.c (modified) (1 diff)

uspace/srv/vfs/vfs.c

@@ -121 +121 @@
         list_initialize(&plb_head);
         plb = as_get_mappable_page(PLB_SIZE);
-//      memset(plb, 0, PLB_SIZE);
+        if (!plb) {
+                printf("Cannot allocate a mappable piece of address space\n");
+                return ENOMEM;
+        }
+        if (as_area_create(plb, PLB_SIZE, AS_AREA_READ | AS_AREA_WRITE |
+            AS_AREA_CACHEABLE) != plb) {
+                printf("Cannot create address space area.\n");
+                return ENOMEM;
+        }
+        memset(plb, 0, PLB_SIZE);
         
         /*