linux-kernel - Re: [PATCH] MAINTAINERS: Add lib/percpu* as part of percpu entry

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Message-ID: <YJqLNBLRP1+wMSWZ@google.com>
Date:   Tue, 11 May 2021 13:48:36 +0000
From:   Dennis Zhou <dennis@...nel.org>
To:     Nikolay Borisov <nborisov@...e.com>
Cc:     linux-kernel@...r.kernel.org, tj@...nel.org
Subject: Re: [PATCH] MAINTAINERS: Add lib/percpu* as part of percpu entry

Hello,

On Tue, May 11, 2021 at 04:17:37PM +0300, Nikolay Borisov wrote:
> Without this patch get_maintainers.pl on a patch which modified
> lib/percpu_refcount.c produces:
> 
> Jens Axboe <axboe@...nel.dk> (commit_signer:2/5=40%)
> Ming Lei <ming.lei@...hat.com> (commit_signer:2/5=40%,authored:2/5=40%,added_lines:99/114=87%,removed_lines:34/43=79%)
> "Paul E. McKenney" <paulmck@...nel.org> (commit_signer:1/5=20%,authored:1/5=20%,added_lines:9/114=8%,removed_lines:3/43=7%)
> Tejun Heo <tj@...nel.org> (commit_signer:1/5=20%)
> Andrew Morton <akpm@...ux-foundation.org> (commit_signer:1/5=20%)
> Nikolay Borisov <nborisov@...e.com> (authored:1/5=20%,removed_lines:3/43=7%)
> Joe Perches <joe@...ches.com> (authored:1/5=20%,removed_lines:3/43=7%)
> linux-kernel@...r.kernel.org (open list)
> 
> Whereas with the patch applied it now (properly) prints:
> 
> Dennis Zhou <dennis@...nel.org> (maintainer:PER-CPU MEMORY ALLOCATOR)
> Tejun Heo <tj@...nel.org> (maintainer:PER-CPU MEMORY ALLOCATOR)
> Christoph Lameter <cl@...ux.com> (maintainer:PER-CPU MEMORY ALLOCATOR)
> linux-kernel@...r.kernel.org (open list)
> 
> Signed-off-by: Nikolay Borisov <nborisov@...e.com>
> ---
>  MAINTAINERS | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index d92f85ca831d..b18fed606ddd 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -14004,6 +14004,7 @@ S:	Maintained
>  T:	git git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu.git
>  F:	arch/*/include/asm/percpu.h
>  F:	include/linux/percpu*.h
> +F:	lib/percpu*.c
>  F:	mm/percpu*.c
>  
>  PER-TASK DELAY ACCOUNTING
> -- 
> 2.25.1
> 

Yeah, in the past I've taken percpu_ref stuff, so I think this makes
sense. If no one has any objections I'll pick this up and your other
patch.

Thanks,
Dennis