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Diffstat (limited to 'xen/arch/x86/hvm/hvm.c')
-rw-r--r--xen/arch/x86/hvm/hvm.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
index 6fcd95a246..5f3a94a043 100644
--- a/xen/arch/x86/hvm/hvm.c
+++ b/xen/arch/x86/hvm/hvm.c
@@ -2346,11 +2346,7 @@ void hvm_task_switch(
rc = hvm_copy_to_guest_virt(
prev_tr.base, &tss, sizeof(tss), PFEC_page_present);
- if ( rc == HVMCOPY_bad_gva_to_gfn )
- goto out;
- if ( rc == HVMCOPY_gfn_paged_out )
- goto out;
- if ( rc == HVMCOPY_gfn_shared )
+ if ( rc != HVMCOPY_okay )
goto out;
rc = hvm_copy_from_guest_virt(
@@ -2397,9 +2393,7 @@ void hvm_task_switch(
tr.base, &tss, sizeof(tss), PFEC_page_present);
if ( rc == HVMCOPY_bad_gva_to_gfn )
exn_raised = 1;
- if ( rc == HVMCOPY_gfn_paged_out )
- goto out;
- if ( rc == HVMCOPY_gfn_shared )
+ else if ( rc != HVMCOPY_okay )
goto out;
if ( (tss.trace & 1) && !exn_raised )