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| author | Avi Kivity <avi@qumranet.com> | 2007-05-31 18:20:14 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-07-16 12:05:44 +0300 |
| commit | fd97dc516c372982f9c3637e20b131e1f55ac2f6 (patch) | |
| tree | 40c86e7691de599286daeebaa942d0392e54e1dd /drivers/kvm/mmu.c | |
| parent | 4436d466219a6a7874ebc19eb6523c3a9a280dcc (diff) | |
| download | op-kernel-dev-fd97dc516c372982f9c3637e20b131e1f55ac2f6.zip op-kernel-dev-fd97dc516c372982f9c3637e20b131e1f55ac2f6.tar.gz | |
KVM: MMU: Simpify accessed/dirty/present/nx bit handling
Always set the accessed and dirty bit (since having them cleared causes
a read-modify-write cycle), always set the present bit, and copy the
nx bit from the guest.
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/mmu.c')
| -rw-r--r-- | drivers/kvm/mmu.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c index f24b540..b47391f 100644 --- a/drivers/kvm/mmu.c +++ b/drivers/kvm/mmu.c @@ -91,11 +91,6 @@ static int dbg = 1; #define PT32_DIR_PSE36_MASK (((1ULL << PT32_DIR_PSE36_SIZE) - 1) << PT32_DIR_PSE36_SHIFT) -#define PT32_PTE_COPY_MASK \ - (PT_PRESENT_MASK | PT_ACCESSED_MASK | PT_DIRTY_MASK | PT_GLOBAL_MASK) - -#define PT64_PTE_COPY_MASK (PT64_NX_MASK | PT32_PTE_COPY_MASK) - #define PT_FIRST_AVAIL_BITS_SHIFT 9 #define PT64_SECOND_AVAIL_BITS_SHIFT 52 |
