UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

KVM: VMX: Rename VMX_EPT_IGMT_BIT to VMX_EPT_IPAT_BIT 

Following the new SDM. Now the bit is named "Ignore PAT memory type".

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Sheng Yang 2010-02-09 16:41:53 +08:00 committed by Marcelo Tosatti
parent 90bb6fc556
commit a19a6d1131
2 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/x86/include/asm/vmx.h
View File

@ -377,7 +377,7 @@ enum vmcs_field {
#define VMX_EPT_READABLE_MASK 0x1ull
#define VMX_EPT_WRITABLE_MASK 0x2ull
#define VMX_EPT_EXECUTABLE_MASK 0x4ull
#define VMX_EPT_IGMT_BIT (1ull << 6)
#define VMX_EPT_IPAT_BIT (1ull << 6)
#define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul

4
arch/x86/kvm/vmx.c
View File

@ -4001,7 +4001,7 @@ static u64 vmx_get_mt_mask(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio)
* b. VT-d with snooping control feature: snooping control feature of
* VT-d engine can guarantee the cache correctness. Just set it
* to WB to keep consistent with host. So the same as item 3.
* 3. EPT without VT-d: always map as WB and set IGMT=1 to keep
* 3. EPT without VT-d: always map as WB and set IPAT=1 to keep
* consistent with host MTRR
*/
if (is_mmio)
@ -4012,7 +4012,7 @@ static u64 vmx_get_mt_mask(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio)
VMX_EPT_MT_EPTE_SHIFT;
else
ret = (MTRR_TYPE_WRBACK << VMX_EPT_MT_EPTE_SHIFT)
| VMX_EPT_IGMT_BIT;
| VMX_EPT_IPAT_BIT;
return ret;
}