Changeset 6ddd7f8 in mainline

Timestamp:

2022-02-10T23:00:49Z (2 years ago)

Author:

Jakub Jermář <jakub@…>

Branches:

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

Children:

cd0a38e

Parents:

0436aec

Message:

Don't unmap the entire kernel ASID during km_unmap

File:

• kernel/generic/src/mm/km.c (modified) (2 diffs)

kernel/generic/src/mm/km.c

@@ -171 +171 @@
                 page_mapping_remove(AS_KERNEL, vaddr + offs);
 
-        tlb_invalidate_asid(ASID_KERNEL);
+        tlb_invalidate_pages(ASID_KERNEL, vaddr, size >> PAGE_WIDTH);
 
         as_invalidate_translation_cache(AS_KERNEL, 0, -1);
@@ -203 +203 @@
  *
  * @param vaddr         Virtual address to be unmapped. May be unaligned, but
- *                      it must a value previously returned by km_map().
+ *                      it must be a value previously returned by km_map().
  * @param size          Size of area starting at vaddr to be unmapped.
  */