linux-kernel - Re: [RFC][PATCH v4 1/2] printk: Make printk() completely async

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Message-ID: <20160316070735.GD3217@swordfish>
Date:	Wed, 16 Mar 2016 16:07:35 +0900
From:	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
To:	Byungchul Park <byungchul.park@....com>
Cc:	Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
	Jan Kara <jack@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jan Kara <jack@...e.com>, Petr Mladek <pmladek@...e.com>,
	Tejun Heo <tj@...nel.org>,
	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	linux-kernel@...r.kernel.org,
	Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>
Subject: Re: [RFC][PATCH v4 1/2] printk: Make printk() completely async

On (03/16/16 16:00), Byungchul Park wrote:
> On Wed, Mar 16, 2016 at 02:39:44PM +0900, Byungchul Park wrote:
> > On Tue, Mar 15, 2016 at 11:07:38PM +0900, Sergey Senozhatsky wrote:
> > > 
> > > something like this (*minimally tested so far*).
> > > 
> > > -- move wake_up() and friends under the logbuf section; so we can detect
> >                                           ^^^^^^^^^^^^^^
> > 					  section protected by logbuf_lock?
> 
> I am afraid that I mis-interpreted the meaning of *under*. :-( You may mean
> *below*, but I interpreted it as *within*. I am sorry for that caused by my
> poor english. I absolutely agree with your mention, if it mean *below*.

my bad. this should have been "under the logbuf LOCK".

	-ss