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add PTATTR_DIRTY

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refs #18
This commit is contained in:
NAKAMURA Gou
2014-05-07 19:58:23 +09:00
parent ce7af5839d
commit 7e788f06f7
2 changed files with 2 additions and 0 deletions
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1
arch/x86/kernel/include/arch-memory.h
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@@ -113,6 +113,7 @@ enum ihk_mc_pt_attribute {
PTATTR_ACTIVE = 0x01, PTATTR_ACTIVE = 0x01,
PTATTR_WRITABLE = 0x02, PTATTR_WRITABLE = 0x02,
PTATTR_USER = 0x04, PTATTR_USER = 0x04,
PTATTR_DIRTY = 0x40,
PTATTR_LARGEPAGE = 0x80, PTATTR_LARGEPAGE = 0x80,
PTATTR_NO_EXECUTE = 0x8000000000000000, PTATTR_NO_EXECUTE = 0x8000000000000000,
PTATTR_UNCACHABLE = 0x10000, PTATTR_UNCACHABLE = 0x10000,

1
kernel/process.c
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@@ -1240,6 +1240,7 @@ static int protection_fault_process_memory_range(struct process_vm *vm, struct v
} }
attr = vrflag_to_ptattr(range->flag); attr = vrflag_to_ptattr(range->flag);
attr |= PTATTR_DIRTY;
error = ihk_mc_pt_set_pte(vm->page_table, ptep, pgsize, newpa, attr); error = ihk_mc_pt_set_pte(vm->page_table, ptep, pgsize, newpa, attr);
if (error) { if (error) {
kprintf("protection_fault_process_memory_range" kprintf("protection_fault_process_memory_range"