Changeset 346b12a2 in mainline for kernel/generic/include/mm/page.h

Timestamp:

2016-08-31T17:51:04Z (8 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

fb63c06

Parents:

38dc82d

Message:

Add page_mapping_update()

page_mapping_update() can be used to safely update the accessed and dirty
bits of a PTE in the actual page tables.

File:

• kernel/generic/include/mm/page.h (modified) (2 diffs)

kernel/generic/include/mm/page.h

@@ -49 +49 @@
         void (* mapping_remove)(as_t *, uintptr_t);
         bool (* mapping_find)(as_t *, uintptr_t, bool, pte_t *);
+        void (* mapping_update)(as_t *, uintptr_t, bool, pte_t *);
         void (* mapping_make_global)(uintptr_t, size_t);
 } page_mapping_operations_t;
@@ -61 +62 @@
 extern void page_mapping_remove(as_t *, uintptr_t);
 extern bool page_mapping_find(as_t *, uintptr_t, bool, pte_t *);
+extern void page_mapping_update(as_t *, uintptr_t, bool, pte_t *);
 extern void page_mapping_make_global(uintptr_t, size_t);
 extern pte_t *page_table_create(unsigned int);