Changeset 26aafe8 in mainline for kernel/arch/amd64/include/mm/as.h

Timestamp:

2011-05-19T16:47:49Z (13 years ago)

Author:

Martin Decky <martin@…>

Branches:

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

Children:

a6d8726

Parents:

bcaca55

Message:

cleanup the huge mess related to stacks, their sizes and locations
use two frames for kernel stacks by default on all platforms (to play it safe)

File:

• kernel/arch/amd64/include/mm/as.h (modified) (1 diff)

kernel/arch/amd64/include/mm/as.h

@@ -43 +43 @@
 #define KERNEL_ADDRESS_SPACE_START_ARCH  UINT64_C(0xffff800000000000)
 #define KERNEL_ADDRESS_SPACE_END_ARCH    UINT64_C(0xffffffffffffffff)
-
-#define USER_ADDRESS_SPACE_START_ARCH  UINT64_C(0x0000000000000000)
-#define USER_ADDRESS_SPACE_END_ARCH    UINT64_C(0x00007fffffffffff)
-
-#define USTACK_ADDRESS_ARCH  (USER_ADDRESS_SPACE_END_ARCH - (PAGE_SIZE - 1))
+#define USER_ADDRESS_SPACE_START_ARCH    UINT64_C(0x0000000000000000)
+#define USER_ADDRESS_SPACE_END_ARCH      UINT64_C(0x00007fffffffffff)
 
 #define as_constructor_arch(as, flags)  (as != as)