linux-kernel - Re: [PATCH linux-next] KVM: replace DEFINE_SIMPLE_ATTRIBUTE with DEFINE_DEBUGFS

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Message-ID: <b81f9af0-28a0-fe23-37df-64a785bfe52a@redhat.com>
Date:   Tue, 15 Nov 2022 18:37:57 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Sean Christopherson <seanjc@...gle.com>, guo.ziliang@....com.cn
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH linux-next] KVM: replace DEFINE_SIMPLE_ATTRIBUTE with
 DEFINE_DEBUGFS_ATTRIBUTE

On 11/15/22 18:31, Sean Christopherson wrote:
> On Tue, Nov 15, 2022, guo.ziliang@....com.cn wrote:
>> From: guo ziliang <guo.ziliang@....com.cn>
>> Fix the following coccicheck warning:
>> /virt/kvm/kvm_main.c: 3849: 0-23: WARNING: vcpu_get_pid_fops
>> should be defined with DEFINE_DEBUGFS_ATTRIBUTE
>>
>> Signed-off-by: guo ziliang <guo.ziliang@....com.cn>
>> ---
>> virt/kvm/kvm_main.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
>> index 2719e10..6e58aec 100644
>> --- a/virt/kvm/kvm_main.c
>> +++ b/virt/kvm/kvm_main.c
>> @@ -3846,7 +3846,7 @@ static int vcpu_get_pid(void *data, u64 *val)
>> return 0;
>> }
>>
>> -DEFINE_SIMPLE_ATTRIBUTE(vcpu_get_pid_fops, vcpu_get_pid, NULL, "%llu\n");
>> ++DEFINE_DEBUGFS_ATTRIBUTE(vcpu_get_pid_fops, vcpu_get_pid, NULL, "%llu\n");
> 
> NAK, third time is not a charm.
> 
> https://lore.kernel.org/all/20221101072506.7307-1-liubo03@inspur.com
> https://lore.kernel.org/all/20220815031228.64126-1-ye.xingchen@zte.com.cn

Screw it, I'm going to send a pull request just to delete that file.

Paolo