Changeset 346b12a2 in mainline for kernel/arch/ia64/src/mm/tlb.c

Timestamp:

2016-08-31T17:51:04Z (9 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/arch/ia64/src/mm/tlb.c (modified) (3 diffs)

kernel/arch/ia64/src/mm/tlb.c

@@ -662 +662 @@
                 t.d = true;
                 dtc_pte_copy(&t);
+                page_mapping_update(as, va, true, &t);
         } else {
                 as_page_fault(va, PF_ACCESS_WRITE, istate);
@@ -694 +695 @@
                 t.a = true;
                 itc_pte_copy(&t);
+                page_mapping_update(AS, va, true, &t);
         } else {
                 as_page_fault(va, PF_ACCESS_EXEC, istate);
@@ -728 +730 @@
                 t.a = true;
                 dtc_pte_copy(&t);
+                page_mapping_update(as, va, true, &t);
         } else {
                 if (as_page_fault(va, PF_ACCESS_READ, istate) == AS_PF_FAULT) {