Changeset 123 for trunk/hal/x86_64

Timestamp:

Jul 3, 2017, 2:21:24 PM (7 years ago)

Author:

max@…

Message:

unmap the area below the kernel, so that we can find pointer
dereferences in here

File:

• trunk/hal/x86_64/core/hal_gpt.c (modified) (1 diff)

trunk/hal/x86_64/core/hal_gpt.c

@@ -242 +242 @@
         hal_gpt_enter_range(CLUSTER_MIN_VA(0) + kimg_size, kimg_max_pa,
             (CLUSTER_VA_SIZE - kimg_size) / PAGE_SIZE);
+
+        /* Unmap the area below the kernel */
+        hal_gpt_leave_range(CLUSTER_MIN_VA(0), (KERNTEXTOFF - KERNBASE) / PAGE_SIZE);
 }