Changeset 528 for trunk/kernel/fs

Timestamp:

Sep 21, 2018, 10:15:58 PM (6 years ago)

Author:

nicolas.van.phan@…

Message:

Change usage of y_max/x_max for iterating through clusters.

This is due to empty cluster (without memory or not CPU cluster),
like IO cluster of MIPS32 LETI architecture.

File:

• trunk/kernel/fs/vfs.c (modified) (1 diff)

trunk/kernel/fs/vfs.c

@@ -1130 +1130 @@
     uint32_t  y_size    = LOCAL_CLUSTER->y_size;
     uint32_t  y_width   = LOCAL_CLUSTER->y_width;
-    uint32_t  index     = ( hal_get_cycles() + hal_get_gid() ) % (x_size * y_size);
-    uint32_t  x         = index / y_size;    
-    uint32_t  y         = index % y_size;
+    uint32_t  index     = ( hal_get_cycles() + hal_get_gid() ) % (x_size * (y_size - 1)); // [FIXME]
+    uint32_t  x         = index / (y_size - 1); // [FIXME]
+    uint32_t  y         = index % (y_size - 1); // [FIXME]
 
     return (x<<y_width) + y;