Changeset 91d6d28 in mainline for kernel/arch/sparc64/src/proc/thread.c

Timestamp:

2006-11-20T19:19:54Z (18 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

f5926ad9

Parents:

aa802679

Message:

Take the possible difference between kernel and physical address into account in TSB and userspace window buffer
allocation and deallocation code.

File:

• kernel/arch/sparc64/src/proc/thread.c (modified) (2 diffs)

kernel/arch/sparc64/src/proc/thread.c

@@ -55 +55 @@
                  * belonging to a killed thread.
                  */
-                frame_free(ALIGN_DOWN((uintptr_t) t->arch.uspace_window_buffer, PAGE_SIZE));
+                frame_free(KA2PA(ALIGN_DOWN((uintptr_t) t->arch.uspace_window_buffer, PAGE_SIZE)));
         }
 }
@@ -66 +66 @@
                  * returned from the slab allocator doesn't have any.
                  */
-                t->arch.uspace_window_buffer = frame_alloc(ONE_FRAME, 0);
+                t->arch.uspace_window_buffer = frame_alloc(ONE_FRAME, FRAME_KA);
         } else {
                 uintptr_t uw_buf = (uintptr_t) t->arch.uspace_window_buffer;