The patch titled
KVM: make inject_page_fault() an arch operation
has been removed from the -mm tree. Its filename was
kvm-make-inject_page_fault-an-arch-operation.patch
This patch was dropped because it was folded into kvm-userspace-interface.patch
------------------------------------------------------
Subject: KVM: make inject_page_fault() an arch operation
From: Avi Kivity <avi@xxxxxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/kvm/kvm.h | 2 ++
drivers/kvm/mmu.c | 27 +--------------------------
drivers/kvm/vmx.c | 31 +++++++++++++++++++++++++++++++
3 files changed, 34 insertions(+), 26 deletions(-)
diff -puN drivers/kvm/kvm.h~kvm-make-inject_page_fault-an-arch-operation drivers/kvm/kvm.h
--- a/drivers/kvm/kvm.h~kvm-make-inject_page_fault-an-arch-operation
+++ a/drivers/kvm/kvm.h
@@ -281,6 +281,8 @@ struct kvm_arch_ops {
void (*decache_regs)(struct kvm_vcpu *vcpu);
void (*flush_tlb)(struct kvm_vcpu *vcpu);
+ void (*inject_page_fault)(struct kvm_vcpu *vcpu,
+ unsigned long addr, u32 err_code);
int (*run)(struct kvm_vcpu *vcpu, struct kvm_run *run);
int (*vcpu_setup)(struct kvm_vcpu *vcpu);
diff -puN drivers/kvm/mmu.c~kvm-make-inject_page_fault-an-arch-operation drivers/kvm/mmu.c
--- a/drivers/kvm/mmu.c~kvm-make-inject_page_fault-an-arch-operation
+++ a/drivers/kvm/mmu.c
@@ -455,32 +455,7 @@ static void inject_page_fault(struct kvm
u64 addr,
u32 err_code)
{
- u32 vect_info = vmcs_read32(IDT_VECTORING_INFO_FIELD);
-
- pgprintk("inject_page_fault: 0x%llx err 0x%x\n", addr, err_code);
-
- ++kvm_stat.pf_guest;
-
- if (is_page_fault(vect_info)) {
- printk(KERN_DEBUG "inject_page_fault: "
- "double fault 0x%llx @ 0x%lx\n",
- addr, vmcs_readl(GUEST_RIP));
- vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, 0);
- vmcs_write32(VM_ENTRY_INTR_INFO_FIELD,
- DF_VECTOR |
- INTR_TYPE_EXCEPTION |
- INTR_INFO_DELIEVER_CODE_MASK |
- INTR_INFO_VALID_MASK);
- return;
- }
- vcpu->cr2 = addr;
- vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, err_code);
- vmcs_write32(VM_ENTRY_INTR_INFO_FIELD,
- PF_VECTOR |
- INTR_TYPE_EXCEPTION |
- INTR_INFO_DELIEVER_CODE_MASK |
- INTR_INFO_VALID_MASK);
-
+ kvm_arch_ops->inject_page_fault(vcpu, addr, err_code);
}
static inline int fix_read_pf(u64 *shadow_ent)
diff -puN drivers/kvm/vmx.c~kvm-make-inject_page_fault-an-arch-operation drivers/kvm/vmx.c
--- a/drivers/kvm/vmx.c~kvm-make-inject_page_fault-an-arch-operation
+++ a/drivers/kvm/vmx.c
@@ -1626,6 +1626,36 @@ static void vmx_flush_tlb(struct kvm_vcp
vmcs_writel(GUEST_CR3, vmcs_readl(GUEST_CR3));
}
+static void vmx_inject_page_fault(struct kvm_vcpu *vcpu,
+ unsigned long addr,
+ u32 err_code)
+{
+ u32 vect_info = vmcs_read32(IDT_VECTORING_INFO_FIELD);
+
+ ++kvm_stat.pf_guest;
+
+ if (is_page_fault(vect_info)) {
+ printk(KERN_DEBUG "inject_page_fault: "
+ "double fault 0x%lx @ 0x%lx\n",
+ addr, vmcs_readl(GUEST_RIP));
+ vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, 0);
+ vmcs_write32(VM_ENTRY_INTR_INFO_FIELD,
+ DF_VECTOR |
+ INTR_TYPE_EXCEPTION |
+ INTR_INFO_DELIEVER_CODE_MASK |
+ INTR_INFO_VALID_MASK);
+ return;
+ }
+ vcpu->cr2 = addr;
+ vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, err_code);
+ vmcs_write32(VM_ENTRY_INTR_INFO_FIELD,
+ PF_VECTOR |
+ INTR_TYPE_EXCEPTION |
+ INTR_INFO_DELIEVER_CODE_MASK |
+ INTR_INFO_VALID_MASK);
+
+}
+
static struct kvm_arch_ops vmx_arch_ops = {
.cpu_has_kvm_support = cpu_has_kvm_support,
.disabled_by_bios = vmx_disabled_by_bios,
@@ -1654,6 +1684,7 @@ static struct kvm_arch_ops vmx_arch_ops
.decache_regs = vcpu_put_rsp_rip,
.flush_tlb = vmx_flush_tlb,
+ .inject_page_fault = vmx_inject_page_fault,
.run = vmx_vcpu_run,
.skip_emulated_instruction = skip_emulated_instruction,
_
Patches currently in -mm which might be from avi@xxxxxxxxxxxx are
origin.patch
kvm-userspace-interface.patch
kvm-make-inject_page_fault-an-arch-operation.patch
kvm-make-inject_gp-an-arch-operation.patch
kvm-use-the-idt-and-gdt-accessors-in-realmode-emulation.patch
kvm-use-the-general-purpose-register-accessors-rather.patch
kvm-move-the-vmx-tsc-accessors-to-vmxc.patch
kvm-access-rflags-through-an-arch-operation.patch
kvm-move-the-vmx-segment-field-definitions-to-vmxc.patch
kvm-add-an-arch-accessor-for-cs-d-b-and-l-bits.patch
kvm-add-a-set_cr0_no_modeswitch-arch-accessor.patch
kvm-make-vcpu_load-and-vcpu_put-arch-operations.patch
kvm-make-vcpu-creation-and-destruction-arch-operations.patch
kvm-move-vmcs-static-variables-to-vmxc.patch
kvm-make-is_long_mode-an-arch-operation.patch
kvm-use-the-tlb-flush-arch-operation-instead-of-an.patch
kvm-remove-guest_cpl.patch
kvm-move-vmcs-accessors-to-vmxc.patch
kvm-move-vmx-helper-inlines-to-vmxc.patch
kvm-remove-vmx-includes-from-arch-independent-code.patch
kvm-amd-svm-add-architecture-definitions-for-amd-svm.patch
kvm-amd-svm-enhance-x86-emulator.patch
kvm-amd-svm-enhance-x86-emulator-fix-mov-to-from-control-register-emulation.patch
kvm-amd-svm-add-missing-tlb-flushes-to-the-guest-mmu.patch
kvm-amd-svm-add-data-structures.patch
kvm-amd-svm-implementation.patch
kvm-amd-svm-implementation-avoid-three-more-new-instructions.patch
kvm-amd-svm-implementation-more-i386-fixes.patch
kvm-amd-svm-implementation-printk-log-levels.patch
kvm-amd-svm-plumbing.patch
kvm-fix-null-and-c99-init-sparse-warnings.patch
kvm-load-i386-segment-bases.patch
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