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SubjectRe: [PATCH] KVM: arm: get rid of unused arg in cpu_init_hyp_mode()
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On 30/11/2019 07:20, linmiaohe wrote:
>> From: Miaohe Lin <linmiaohe@huawei.com>
>>
>> As arg dummy is not really needed, there's no need to pass NULL when calling cpu_init_hyp_mode(). So clean it up.

It looks like the requirement for this dummy arg was removed in
67f691976662 ("arm64: kvm: allows kvm cpu hotplug"). FWIW:

Reviewed-by: Steven Price <steven.price@arm.com>

>> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
>> ---
>> virt/kvm/arm/arm.c | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/virt/kvm/arm/arm.c b/virt/kvm/arm/arm.c index 86c6aa1cb58e..a5470f1b1a19 100644
>> --- a/virt/kvm/arm/arm.c
>> +++ b/virt/kvm/arm/arm.c
>> @@ -1315,7 +1315,7 @@ long kvm_arch_vm_ioctl(struct file *filp,
>> }
>> }
>>
>> -static void cpu_init_hyp_mode(void *dummy)
>> +static void cpu_init_hyp_mode(void)
>> {
>> phys_addr_t pgd_ptr;
>> unsigned long hyp_stack_ptr;
>> @@ -1349,7 +1349,7 @@ static void cpu_hyp_reinit(void)
>> if (is_kernel_in_hyp_mode())
>> kvm_timer_init_vhe();
>> else
>> - cpu_init_hyp_mode(NULL);
>> + cpu_init_hyp_mode();
>>
>> kvm_arm_init_debug();
>>
> friendly ping ...
>

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