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| author | Gleb Natapov <gleb@redhat.com> | 2011-03-07 14:55:06 +0200 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2011-03-17 13:08:33 -0300 |
| commit | 5601d05b8c340ee2643febc146099325eff187eb (patch) | |
| tree | 61fb3298bb267eecfd899621cc852114d636de52 /arch/x86/include/asm/kvm_emulate.h | |
| parent | 831ca6093ca486060721f5c3c74f97b10f3172b9 (diff) | |
| download | linux-5601d05b8c340ee2643febc146099325eff187eb.tar.gz linux-5601d05b8c340ee2643febc146099325eff187eb.tar.bz2 linux-5601d05b8c340ee2643febc146099325eff187eb.zip | |
KVM: emulator: Fix io permission checking for 64bit guest
Current implementation truncates upper 32bit of TR base address during IO
permission bitmap check. The patch fixes this.
Reported-and-tested-by: Francis Moreau <francis.moro@gmail.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_emulate.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_emulate.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h index 50ebc327a368..0f5213564326 100644 --- a/arch/x86/include/asm/kvm_emulate.h +++ b/arch/x86/include/asm/kvm_emulate.h @@ -142,9 +142,9 @@ struct x86_emulate_ops { int (*pio_out_emulated)(int size, unsigned short port, const void *val, unsigned int count, struct kvm_vcpu *vcpu); - bool (*get_cached_descriptor)(struct desc_struct *desc, + bool (*get_cached_descriptor)(struct desc_struct *desc, u32 *base3, int seg, struct kvm_vcpu *vcpu); - void (*set_cached_descriptor)(struct desc_struct *desc, + void (*set_cached_descriptor)(struct desc_struct *desc, u32 base3, int seg, struct kvm_vcpu *vcpu); u16 (*get_segment_selector)(int seg, struct kvm_vcpu *vcpu); void (*set_segment_selector)(u16 sel, int seg, struct kvm_vcpu *vcpu); |