Changeset 656 for trunk/kernel/mm/ppm.h

Timestamp:

Dec 6, 2019, 12:07:51 PM (4 years ago)

Author:

alain

Message:

Fix several bugs in the FATFS and in the VFS,
related to the creation of big files requiring
more than 4 Kbytes (one cluster) on device.

File:

• trunk/kernel/mm/ppm.h (modified) (3 diffs)

trunk/kernel/mm/ppm.h

@@ -84 +84 @@
 /*****************************************************************************************
  * This local allocator must be called by a thread running in local cluster. 
- * It allocates n contiguous physical 4 Kbytes pages from the local cluster, where 
- * n is a power of 2 defined by the <order> argument. 
+ * It allocates N contiguous physical 4 Kbytes pages from the local cluster, where 
+ * N is a power of 2 defined by the <order> argument. 
  * In normal use, it should not be called directly, as the recommended way to allocate
  * physical pages is to call the generic allocator defined in kmem.h.
@@ -116 +116 @@
 /*****************************************************************************************
  * This remote  allocator can be called by any thread running in any cluster. 
- * It allocates n contiguous physical 4 Kbytes pages from cluster identified 
- * by the <cxy> argument, where n is a power of 2 defined by the <order> argument. 
+ * It allocates N contiguous physical 4 Kbytes pages from cluster identified 
+ * by the <cxy> argument, where N is a power of 2 defined by the <order> argument. 
  * In normal use, it should not be called directly, as the recommended way to allocate
  * physical pages is to call the generic allocator defined in kmem.h.
@@ -123 +123 @@
  * @ cxy       : remote cluster identifier.
  * @ order     : ln2( number of 4 Kbytes pages)
- * @ returns a local pointer on remote page descriptor if success / XPTR_NULL if error.
- ****************************************************************************************/
-void *  ppm_remote_alloc_pages( cxy_t    cxy,
+ * @ returns an extended pointer on page descriptor if success / XPTR_NULL if error.
+ ****************************************************************************************/
+xptr_t  ppm_remote_alloc_pages( cxy_t    cxy,
                                 uint32_t order );