linux-kernel - Re: Regression - /proc/kmsg does not (always) block for 1-byte reads

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Date:	Sat, 7 Jul 2012 23:19:52 +0200
From:	Kay Sievers <kay@...y.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Greg Kroah-Hartman <greg@...ah.com>,
	Jukka Ollila <jiiksteri@...il.com>,
	linux-kernel@...r.kernel.org, jbeulich@...ell.com,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: Regression - /proc/kmsg does not (always) block for 1-byte reads

On Fri, Jul 6, 2012 at 10:30 PM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
> Kay, this needs to be fixed.
>
> Suggested fix: just use the 'seq_printf()' interfaces, which do the
> proper buffering, and allow any size reads of various packetized data.

I'll have a look.

> Of course, I'd also suggest that whoever was the genius who thought it
> was a good idea to read things ONE F*CKING BYTE AT A TIME with system
> calls for each byte should be retroactively aborted. Who the f*ck does
> idiotic things like that? How did they noty die as babies, considering
> that they were likely too stupid to find a tit to suck on?

Maybe the bs=1 in the dd call stands for bullshit. :)

Kay
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