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hv: simplify get_primary_vcpu and vcpu_from_vid

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This patch simplifies `get_primary_vcpu` and `vcpu_from_vid`.
The target_vcpu could be get from the index directly.

Tracked-On: #1842
Signed-off-by: Shiqing Gao <shiqing.gao@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Shiqing Gao 2019-03-04 09:26:36 +08:00 committed by wenlingz
parent 3d0d8609cc
commit da14c96135
4 changed files with 7 additions and 27 deletions
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2
hypervisor/arch/x86/guest/virq.c
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@ -192,7 +192,7 @@ static int32_t vcpu_do_pending_extint(const struct acrn_vcpu *vcpu)
/* check if there is valid interrupt from vPIC, if yes just inject it */ /* check if there is valid interrupt from vPIC, if yes just inject it */
/* PIC only connect with primary CPU */ /* PIC only connect with primary CPU */
primary = get_primary_vcpu(vm); primary = vcpu_from_vid(vm, BOOT_CPU_ID);
if (vcpu == primary) { if (vcpu == primary) {
vpic_pending_intr(vcpu->vm, &vector); vpic_pending_intr(vcpu->vm, &vector);

3
hypervisor/boot/uefi/uefi_boot.c
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@ -25,7 +25,8 @@ static void efi_spurious_handler(int32_t vector)
static int32_t uefi_sw_loader(struct acrn_vm *vm) static int32_t uefi_sw_loader(struct acrn_vm *vm)
{ {
int32_t ret = 0; int32_t ret = 0;
struct acrn_vcpu *vcpu = get_primary_vcpu(vm); /* get primary vcpu */
struct acrn_vcpu *vcpu = vcpu_from_vid(vm, BOOT_CPU_ID);
struct acrn_vcpu_regs *vcpu_regs = &boot_context; struct acrn_vcpu_regs *vcpu_regs = &boot_context;
const struct efi_context *efi_ctx = get_efi_ctx(); const struct efi_context *efi_ctx = get_efi_ctx();
const struct lapic_regs *uefi_lapic_regs = get_efi_lapic_regs(); const struct lapic_regs *uefi_lapic_regs = get_efi_lapic_regs();

3
hypervisor/common/vm_load.c
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@ -102,7 +102,8 @@ int32_t general_sw_loader(struct acrn_vm *vm)
struct zero_page *zeropage; struct zero_page *zeropage;
struct sw_linux *linux_info = &(vm->sw.linux_info); struct sw_linux *linux_info = &(vm->sw.linux_info);
struct sw_kernel_info *sw_kernel = &(vm->sw.kernel_info); struct sw_kernel_info *sw_kernel = &(vm->sw.kernel_info);
struct acrn_vcpu *vcpu = get_primary_vcpu(vm); /* get primary vcpu */
struct acrn_vcpu *vcpu = vcpu_from_vid(vm, BOOT_CPU_ID);
const struct e820_mem_params *p_e820_mem_info = get_e820_mem_info(); const struct e820_mem_params *p_e820_mem_info = get_e820_mem_info();
pr_dbg("Loading guest to run-time location"); pr_dbg("Loading guest to run-time location");

26
hypervisor/include/arch/x86/guest/vm.h
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@ -175,18 +175,11 @@ static inline uint64_t vm_active_cpus(const struct acrn_vm *vm)
/* /*
* @pre vcpu_id < CONFIG_MAX_VCPUS_PER_VM * @pre vcpu_id < CONFIG_MAX_VCPUS_PER_VM
* @pre &(vm->hw.vcpu_array[vcpu_id])->state != VCPU_OFFLINE
*/ */
static inline struct acrn_vcpu *vcpu_from_vid(struct acrn_vm *vm, uint16_t vcpu_id) static inline struct acrn_vcpu *vcpu_from_vid(struct acrn_vm *vm, uint16_t vcpu_id)
{ {
uint16_t i; return &(vm->hw.vcpu_array[vcpu_id]);
struct acrn_vcpu *vcpu;
foreach_vcpu(i, vm, vcpu) {
if (vcpu->vcpu_id == vcpu_id) {
break;
}
}
return vcpu;
} }
static inline struct acrn_vcpu *vcpu_from_pid(struct acrn_vm *vm, uint16_t pcpu_id) static inline struct acrn_vcpu *vcpu_from_pid(struct acrn_vm *vm, uint16_t pcpu_id)
@ -204,21 +197,6 @@ static inline struct acrn_vcpu *vcpu_from_pid(struct acrn_vm *vm, uint16_t pcpu_
return target_vcpu; return target_vcpu;
} }
static inline struct acrn_vcpu *get_primary_vcpu(struct acrn_vm *vm)
{
uint16_t i;
struct acrn_vcpu *vcpu, *target_vcpu = NULL;
foreach_vcpu(i, vm, vcpu) {
if (is_vcpu_bsp(vcpu)) {
target_vcpu = vcpu;
break;
}
}
return target_vcpu;
}
int32_t shutdown_vm(struct acrn_vm *vm); int32_t shutdown_vm(struct acrn_vm *vm);
void pause_vm(struct acrn_vm *vm); void pause_vm(struct acrn_vm *vm);
void resume_vm(struct acrn_vm *vm); void resume_vm(struct acrn_vm *vm);