Changes in kernel/generic/src/mm/as.c [30718cc2:e394b736] in mainline

File:

• kernel/generic/src/mm/as.c (modified) (5 diffs)

kernel/generic/src/mm/as.c

@@ -80 +80 @@
 #include <arch/interrupt.h>
 
-#ifdef CONFIG_VIRT_IDX_DCACHE
-#include <arch/mm/cache.h>
-#endif /* CONFIG_VIRT_IDX_DCACHE */
-
 /**
  * Each architecture decides what functions will be used to carry out
@@ -447 +443 @@
         else
                 memsetb(&area->backend_data, sizeof(area->backend_data), 0);
+        
+        if (area->backend && area->backend->create) {
+                if (!area->backend->create(area)) {
+                        free(area);
+                        mutex_unlock(&as->lock);
+                        return NULL;
+                }
+        }
         
         btree_create(&area->used_space);
@@ -690 +694 @@
         }
         
+        if (area->backend && area->backend->resize) {
+                if (!area->backend->resize(area, pages)) {
+                        mutex_unlock(&area->lock);
+                        mutex_unlock(&as->lock);
+                        return ENOMEM;
+                }
+        }
+        
         area->pages = pages;
         
@@ -756 +768 @@
                 return ENOENT;
         }
+
+        if (area->backend && area->backend->destroy)
+                area->backend->destroy(area);
         
         uintptr_t base = area->base;
@@ -1949 +1964 @@
 sysarg_t sys_as_area_create(uintptr_t address, size_t size, unsigned int flags)
 {
-        if (as_area_create(AS, flags, size, address,
+        if (as_area_create(AS, flags | AS_AREA_CACHEABLE, size, address,
             AS_AREA_ATTR_NONE, &anon_backend, NULL))
                 return (sysarg_t) address;