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Date:   Wed, 25 Oct 2017 15:34:35 +0900
From:   Byungchul Park <>
To:     Ingo Molnar <>
Subject: Re: [PATCH v4 7/7] block: Assign a lock_class per gendisk used for

On Wed, Oct 25, 2017 at 08:01:24AM +0200, Ingo Molnar wrote:
> Beyond the #ifdef reduction I mentioned in the other thread, there's four other 
> things I noticed that need to be fixed in this patch:
>  - Please write out 'minor' instead of the 'm' abbreviation that is meaningless. 
>    'm' is only used for trivial wrappers, but this wrapper is not trivial - so 
>    proper canonical variable names should be used.
>  - Since __key and __name is already double underscores that is customary for
>    macros to avoid variable name shadowing, why is 'ret' not such a name?
>  - But, 'ret' is the typical name used for integer returns, not for pointers! 
>    Please check the gendisk code for what the typical name for gendisk pointers
>    is and use that instead of making up new, weird patterns ...
>  - The "(complete)"#minor"("#id")" generated name is pretty bad. Firstly 
>    "complete" is a verb (or adjective), while lock(dep) symbol names should be 
>    nouns! But even "completion" is pretty opaque, how about "gendisk_completion"?
> More careful patches please!

I am sorry for that. I will do my best not to repeat them.

And I re-spined ASAP to make you able to review with the latest version
only including all your suggestions at the previous version.

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