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Jmp to vm_exit directly to avoid calling vmlaunch again if vm-entry fails in vmresume

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It is possible that the vm-entry fails in vmresume instr under some scenarios.
It will pass to next instruction following vmresume. In such case it will call
the vmlaunch again.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
This commit is contained in:
Zhao Yakui 2018-03-16 09:04:39 +08:00 committed by Jack Ren
parent f4780c0cd4
commit fe9dfc7842
1 changed files with 3 additions and 0 deletions
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3
hypervisor/arch/x86/vmx_asm.S
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@ -109,6 +109,9 @@ next:
/* Execute a VM resume */ /* Execute a VM resume */
vmresume vmresume
/* jump to vm_exit directly when it fails in vmresume */
jmp vm_exit
vm_launch: vm_launch:
/* Execute a VM launch */ /* Execute a VM launch */