github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2025-09-06 11:20:32 +00:00
Code Issues Projects Releases Wiki Activity

hv: hypercall: add support to change guest page write permission

Browse Source 
Add hcall_change_vm_page_wp_perm to change guest one page write permission.

Signed-off-by: Li, Fei1 <fei1.li@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Li, Fei1
2018-07-24 10:51:54 +08:00
committed by lijinxia
parent efd5ac4814
commit 34c6862a28
4 changed files with 91 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
hypervisor/arch/x86/guest/vmcall.c
View File

@@ -116,6 +116,11 @@ int vmcall_vmexit_handler(struct vcpu *vcpu)
ret = hcall_set_vm_memory_regions(vm, param1);
break;
case HC_VM_WRITE_PROTECT_PAGE:
ret = hcall_write_protect_page(vm, (uint16_t)param1, param2);
break;
case HC_VM_PCI_MSIX_REMAP:
/* param1: vmid */
ret = hcall_remap_pci_msix(vm, (uint16_t)param1, param2);