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Commit abb39119 authored by Gleb Natapov's avatar Gleb Natapov Committed by Marcelo Tosatti
Browse files

KVM: get_tss_base_addr() should return a gpa_t 



If TSS we are switching to resides in high memory task switch will fail
since address will be truncated. Windows2k3 does this sometimes when
running with more then 4G

Cc: stable@kernel.org
Signed-off-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent a9e38c3e

arch/x86/kvm/x86.c

+1 −1
Original line number Diff line number Diff line
@@ -4051,7 +4051,7 @@ static int save_guest_segment_descriptor(struct kvm_vcpu *vcpu, u16 selector, 
	return kvm_write_guest_virt(dtable.base + index*8, seg_desc, sizeof(*seg_desc), vcpu);

}



static u32 get_tss_base_addr(struct kvm_vcpu *vcpu,

static gpa_t get_tss_base_addr(struct kvm_vcpu *vcpu,

			     struct desc_struct *seg_desc)

{

	u32 base_addr = get_desc_base(seg_desc);