linux-kernel - Re: [PATCH 5/5] KVM: x86: Clean up redundant pr

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Message-ID: <ccda637a-faba-1a8c-036b-22d834036c7a@gmail.com>
Date:   Thu, 12 Aug 2021 21:00:33 +0800
From:   Like Xu <like.xu.linux@...il.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, Ingo Molnar <mingo@...hat.com>,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] KVM: x86: Clean up redundant pr_fmt(fmt) macro
 definition for svm

On 11/8/2021 1:48 am, Paolo Bonzini wrote:
> On 09/08/21 11:34, Like Xu wrote:
>> +#undef pr_fmt
>> +#define pr_fmt(fmt) "SVM: " fmt
>> +
>>   #include <linux/kvm_types.h>
> 
> Why do you need the #undef?
> 
> Paolo
> 
>
I've seen most of the redefinition code for 'pr_fmt' like this,
for example:

- 3bfaf95cb1fe81872df884956c704469e68a5bee
- d157aa0fb241646e8818f699653ed983e6581b11