diff options
author | Avi Kivity <avi@qumranet.com> | 2007-05-31 14:17:06 (GMT) |
---|---|---|
committer | Avi Kivity <avi@qumranet.com> | 2007-07-16 09:05:44 (GMT) |
commit | 4436d466219a6a7874ebc19eb6523c3a9a280dcc (patch) | |
tree | 5e1fb884432621d73ac140816bb848db5903e650 /drivers/kvm/paging_tmpl.h | |
parent | e663ee64aefc57f7eff7325142206c4ea0200be8 (diff) | |
download | linux-fsl-qoriq-4436d466219a6a7874ebc19eb6523c3a9a280dcc.tar.xz |
KVM: MMU: Remove cr0.wp tricks
No longer needed as we do everything in one place.
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/paging_tmpl.h')
-rw-r--r-- | drivers/kvm/paging_tmpl.h | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/kvm/paging_tmpl.h b/drivers/kvm/paging_tmpl.h index fabc2c9..59b4cb2 100644 --- a/drivers/kvm/paging_tmpl.h +++ b/drivers/kvm/paging_tmpl.h @@ -240,17 +240,6 @@ static void FNAME(set_pte_common)(struct kvm_vcpu *vcpu, spte |= paddr; - if (!write_fault && (spte & PT_SHADOW_USER_MASK) && - !(spte & PT_USER_MASK)) { - /* - * If supervisor write protect is disabled, we shadow kernel - * pages as user pages so we can trap the write access. - */ - spte |= PT_USER_MASK; - spte &= ~PT_WRITABLE_MASK; - access_bits &= ~PT_WRITABLE_MASK; - } - if ((access_bits & PT_WRITABLE_MASK) || (write_fault && !is_write_protection(vcpu) && !user_fault)) { struct kvm_mmu_page *shadow; |