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hv: the VM can only deinit its own devices

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VM needs to check if it owns this device before deiniting it.

Tracked-On: #4433

Signed-off-by: Yuan Liu <yuan1.liu@intel.com>
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yuan Liu
2020-03-09 21:41:10 +08:00
committed by wenlingz
parent d8a19f9978
commit 696f6c7ba4
3 changed files with 37 additions and 6 deletions
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25
hypervisor/include/arch/x86/guest/vm.h
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@@ -206,6 +206,31 @@ static inline uint16_t vmid_2_rel_vmid(uint16_t sos_vmid, uint16_t vmid) {
return (vmid - sos_vmid);
}
/**
* @brief Check if the vdev belongs to the vm
*
* @param vm Pointer to a vm instance
* @param vdev Pointer to a vdev instance
*
* @return If the vm owns the vdev device return true, otherwsie return false
*/
static inline bool is_own_device(const struct acrn_vm *vm, const struct pci_vdev *vdev)
{
return (&vm->vpci == vdev->vpci);
}
/**
* @brief Check if the specified vdev is a zombie VF instance
*
* @param vdev Pointer to vdev instance
*
* @return If the vdev is a zombie VF instance return true, otherwise return false
*/
static inline bool is_zombie_vf(const struct pci_vdev *vdev)
{
return (vdev->vpci == NULL);
}
void make_shutdown_vm_request(uint16_t pcpu_id);
bool need_shutdown_vm(uint16_t pcpu_id);
int32_t shutdown_vm(struct acrn_vm *vm);