The patch titled
KVM: make inject_gp() an arch operation
has been added to the -mm tree. Its filename is
kvm-make-inject_gp-an-arch-operation.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: KVM: make inject_gp() 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 | 4 ++--
drivers/kvm/kvm_main.c | 12 ++----------
drivers/kvm/vmx.c | 18 ++++++++++++++++--
3 files changed, 20 insertions(+), 14 deletions(-)
diff -puN drivers/kvm/kvm.h~kvm-make-inject_gp-an-arch-operation drivers/kvm/kvm.h
--- a/drivers/kvm/kvm.h~kvm-make-inject_gp-an-arch-operation
+++ a/drivers/kvm/kvm.h
@@ -284,6 +284,8 @@ struct kvm_arch_ops {
void (*inject_page_fault)(struct kvm_vcpu *vcpu,
unsigned long addr, u32 err_code);
+ void (*inject_gp)(struct kvm_vcpu *vcpu, unsigned err_code);
+
int (*run)(struct kvm_vcpu *vcpu, struct kvm_run *run);
int (*vcpu_setup)(struct kvm_vcpu *vcpu);
void (*skip_emulated_instruction)(struct kvm_vcpu *vcpu);
@@ -345,8 +347,6 @@ void set_cr4(struct kvm_vcpu *vcpu, unsi
void set_cr8(struct kvm_vcpu *vcpu, unsigned long cr0);
void lmsw(struct kvm_vcpu *vcpu, unsigned long msw);
-void inject_gp(struct kvm_vcpu *vcpu);
-
#ifdef __x86_64__
void set_efer(struct kvm_vcpu *vcpu, u64 efer);
#endif
diff -puN drivers/kvm/kvm_main.c~kvm-make-inject_gp-an-arch-operation drivers/kvm/kvm_main.c
--- a/drivers/kvm/kvm_main.c~kvm-make-inject_gp-an-arch-operation
+++ a/drivers/kvm/kvm_main.c
@@ -485,18 +485,10 @@ void vmcs_writel(unsigned long field, un
}
EXPORT_SYMBOL_GPL(vmcs_writel);
-void inject_gp(struct kvm_vcpu *vcpu)
+static void inject_gp(struct kvm_vcpu *vcpu)
{
- printk(KERN_DEBUG "inject_general_protection: rip 0x%lx\n",
- vmcs_readl(GUEST_RIP));
- vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, 0);
- vmcs_write32(VM_ENTRY_INTR_INFO_FIELD,
- GP_VECTOR |
- INTR_TYPE_EXCEPTION |
- INTR_INFO_DELIEVER_CODE_MASK |
- INTR_INFO_VALID_MASK);
+ kvm_arch_ops->inject_gp(vcpu, 0);
}
-EXPORT_SYMBOL_GPL(inject_gp);
/*
* reads and returns guest's timestamp counter "register"
diff -puN drivers/kvm/vmx.c~kvm-make-inject_gp-an-arch-operation drivers/kvm/vmx.c
--- a/drivers/kvm/vmx.c~kvm-make-inject_gp-an-arch-operation
+++ a/drivers/kvm/vmx.c
@@ -80,6 +80,18 @@ static void skip_emulated_instruction(st
interruptibility & ~3);
}
+static void vmx_inject_gp(struct kvm_vcpu *vcpu, unsigned error_code)
+{
+ printk(KERN_DEBUG "inject_general_protection: rip 0x%lx\n",
+ vmcs_readl(GUEST_RIP));
+ vmcs_write32(VM_ENTRY_EXCEPTION_ERROR_CODE, error_code);
+ vmcs_write32(VM_ENTRY_INTR_INFO_FIELD,
+ GP_VECTOR |
+ INTR_TYPE_EXCEPTION |
+ INTR_INFO_DELIEVER_CODE_MASK |
+ INTR_INFO_VALID_MASK);
+}
+
static void reload_tss(void)
{
#ifndef __x86_64__
@@ -1318,7 +1330,7 @@ static int handle_rdmsr(struct kvm_vcpu
u64 data;
if (vmx_get_msr(vcpu, ecx, &data)) {
- inject_gp(vcpu);
+ vmx_inject_gp(vcpu, 0);
return 1;
}
@@ -1336,7 +1348,7 @@ static int handle_wrmsr(struct kvm_vcpu
| ((u64)(vcpu->regs[VCPU_REGS_RDX] & -1u) << 32);
if (vmx_set_msr(vcpu, ecx, data) != 0) {
- inject_gp(vcpu);
+ vmx_inject_gp(vcpu, 0);
return 1;
}
@@ -1682,6 +1694,8 @@ static struct kvm_arch_ops vmx_arch_ops
.flush_tlb = vmx_flush_tlb,
.inject_page_fault = vmx_inject_page_fault,
+ .inject_gp = vmx_inject_gp,
+
.run = vmx_vcpu_run,
.skip_emulated_instruction = skip_emulated_instruction,
.vcpu_setup = vmx_vcpu_setup,
_
Patches currently in -mm which might be from avi@xxxxxxxxxxxx are
kvm-userspace-interface.patch
kvm-userspace-interface-make-enum-values-in-userspace-interface-explicit.patch
kvm-intel-virtual-mode-extensions-definitions.patch
kvm-kvm-data-structures.patch
kvm-random-accessors-and-constants.patch
kvm-virtualization-infrastructure.patch
kvm-virtualization-infrastructure-kvm-fix-guest-cr4-corruption.patch
kvm-virtualization-infrastructure-include-desch.patch
kvm-virtualization-infrastructure-fix-segment-state-changes-across-processor-mode-switches.patch
kvm-virtualization-infrastructure-fix-asm-constraints-for-segment-loads.patch
kvm-virtualization-infrastructure-fix-mmu-reset-locking-when-setting-cr0.patch
kvm-memory-slot-management.patch
kvm-vcpu-creation-and-maintenance.patch
kvm-vcpu-creation-and-maintenance-segment-access-cleanup.patch
kvm-workaround-cr0cd-cache-disable-bit-leak-from-guest-to.patch
kvm-vcpu-execution-loop.patch
kvm-define-exit-handlers.patch
kvm-define-exit-handlers-pass-fs-gs-segment-bases-to-x86-emulator.patch
kvm-less-common-exit-handlers.patch
kvm-less-common-exit-handlers-handle-rdmsrmsr_efer.patch
kvm-mmu.patch
kvm-x86-emulator.patch
kvm-clarify-licensing.patch
kvm-x86-emulator-fix-emulator-mov-cr-decoding.patch
kvm-plumbing.patch
kvm-dynamically-determine-which-msrs-to-load-and-save.patch
kvm-fix-calculation-of-initial-value-of-rdx-register.patch
kvm-avoid-using-vmx-instruction-directly.patch
kvm-avoid-using-vmx-instruction-directly-fix-asm-constraints.patch
kvm-expose-interrupt-bitmap.patch
kvm-add-time-stamp-counter-msr-and-accessors.patch
kvm-expose-msrs-to-userspace.patch
kvm-expose-msrs-to-userspace-v2.patch
kvm-create-kvm-intelko-module.patch
kvm-make-dev-registration-happen-when-the-arch.patch
kvm-make-hardware-detection-an-arch-operation.patch
kvm-make-the-per-cpu-enable-disable-functions-arch.patch
kvm-make-the-hardware-setup-operations-non-percpu.patch
kvm-make-the-guest-debugger-an-arch-operation.patch
kvm-make-msr-accessors-arch-operations.patch
kvm-make-the-segment-accessors-arch-operations.patch
kvm-cache-guest-cr4-in-vcpu-structure.patch
kvm-cache-guest-cr0-in-vcpu-structure.patch
kvm-add-get_segment_base-arch-accessor.patch
kvm-add-idt-and-gdt-descriptor-accessors.patch
kvm-make-syncing-the-register-file-to-the-vcpu.patch
kvm-make-the-vcpu-execution-loop-an-arch-operation.patch
kvm-move-the-vmx-exit-handlers-to-vmxc.patch
kvm-make-vcpu_setup-an-arch-operation.patch
kvm-make-__set_cr0-and-dependencies-arch-operations.patch
kvm-make-__set_cr4-an-arch-operation.patch
kvm-make-__set_efer-an-arch-operation.patch
kvm-make-set_cr3-and-tlb-flushing-arch-operations.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
-
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