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delete the access restrictions of whole page table.

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access restrictions will be set on individual pages.
This commit is contained in:
NAKAMURA Gou
2013-06-19 11:39:38 +09:00
parent ff5ee67d06
commit 96f02a1d08
2 changed files with 14 additions and 8 deletions
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5
arch/x86/kernel/include/arch-memory.h
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@@ -84,6 +84,11 @@
#define PFL2_KERN_ATTR (PFL2_PRESENT | PFL2_WRITABLE)
#define PFL1_KERN_ATTR (PFL1_PRESENT | PFL1_WRITABLE)
/* for the page table entry that points another page table */
#define PFL4_PDIR_ATTR (PFL4_PRESENT | PFL4_WRITABLE | PFL4_USER)
#define PFL3_PDIR_ATTR (PFL3_PRESENT | PFL3_WRITABLE | PFL3_USER)
#define PFL2_PDIR_ATTR (PFL2_PRESENT | PFL2_WRITABLE | PFL2_USER)
/* For easy conversion, it is better to be the same as architecture's ones */
enum ihk_mc_pt_attribute {
PTATTR_ACTIVE = 0x01,