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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2008-07-20 00:08:07 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-07-27 10:34:10 +0200 |
| commit | c93cd3a58845012df2d658fecd0ac99f7008d753 (patch) | |
| tree | 420d979c7f9b9621574fef1f94de0bc76d8e59e1 | |
| parent | KVM: Avoid instruction emulation when event delivery is pending (diff) | |
| download | linux-c93cd3a58845012df2d658fecd0ac99f7008d753.tar.xz linux-c93cd3a58845012df2d658fecd0ac99f7008d753.zip | |
KVM: task switch: translate guest segment limit to virt-extension byte granular field
If 'g' is one then limit is 4kb granular.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
| -rw-r--r-- | arch/x86/kvm/x86.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 27c6ece91da6..5916191420c7 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3184,6 +3184,10 @@ static void seg_desct_to_kvm_desct(struct desc_struct *seg_desc, u16 selector, kvm_desct->base |= seg_desc->base2 << 24; kvm_desct->limit = seg_desc->limit0; kvm_desct->limit |= seg_desc->limit << 16; + if (seg_desc->g) { + kvm_desct->limit <<= 12; + kvm_desct->limit |= 0xfff; + } kvm_desct->selector = selector; kvm_desct->type = seg_desc->type; kvm_desct->present = seg_desc->p; |