Changes in kernel/arch/ia32/include/mm/page.h [9d58539:0d8269b] in mainline

File:

• kernel/arch/ia32/include/mm/page.h (modified) (2 diffs)

kernel/arch/ia32/include/mm/page.h

@@ -115 +115 @@
         set_pt_flags((pte_t *) (ptl3), (size_t) (i), (x))
 
+/* Set PTE present bit accessors for each level. */
+#define SET_PTL1_PRESENT_ARCH(ptl0, i) \
+        set_pt_present((pte_t *) (ptl0), (size_t) (i))
+#define SET_PTL2_PRESENT_ARCH(ptl1, i)
+#define SET_PTL3_PRESENT_ARCH(ptl2, i)
+#define SET_FRAME_PRESENT_ARCH(ptl3, i) \
+        set_pt_present((pte_t *) (ptl3), (size_t) (i))
+
 /* Macros for querying the last level entries. */
 #define PTE_VALID_ARCH(p) \
@@ -194 +202 @@
 }
 
+NO_TRACE static inline void set_pt_present(pte_t *pt, size_t i)
+{
+        pte_t *p = &pt[i];
+
+        p->present = 1;
+}
+
 extern void page_arch_init(void);
 extern void page_fault(unsigned int, istate_t *);