linux-kernel - Re: [PATCHv6 2/7] printk: rename nmi.c and exported api

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Date:   Thu, 22 Dec 2016 10:17:22 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Petr Mladek <pmladek@...e.com>, Jan Kara <jack@...e.cz>,
        Tejun Heo <tj@...nel.org>, Calvin Owens <calvinowens@...com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Andy Lutomirski <luto@...nel.org>,
        Peter Hurley <peter@...leysoftware.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Subject: Re: [PATCHv6 2/7] printk: rename nmi.c and exported api

On (12/21/16 11:45), Linus Torvalds wrote:
> On Wed, Dec 21, 2016 at 6:36 AM, Sergey Senozhatsky
> <sergey.senozhatsky@...il.com> wrote:
> > A preparation patch for printk_safe work. No functional change.
> > - rename nmi.c to print_safe.c
> > - rename exported functions to have a `printk_safe' prefix.
> 
> I dislike this patch.
> 
> It's _mostly_ ok, but the nmi naming is nasty.

ok, will change. Petr complained about the nmi naming as well.

	-ss

> Either "printk_nmi()" or "printk_safe" is fine, but doing *both* is
> stupid and wrong. And you do both in a couple of places.
> 
> So please keep the printk_nmi_enter/exit() naming. Because
> "printk_safe_nmi_enter/exit()" is just stupid.  It's about nmi entry.
> The "safe" part is simply an implementation detail.
> 
>                 Linus
>