linux-kernel - Re: [PATCHv6 00/16] pps: several fixes and improvements

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Message-Id: <20101217161938.9247e433.akpm@linux-foundation.org>
Date:	Fri, 17 Dec 2010 16:19:38 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Alexander Gordeev <lasaine@....cs.msu.su>
Cc:	linux-kernel@...r.kernel.org,
	"Nikita V\. Youshchenko" <yoush@...msu.su>,
	linuxpps@...enneenne.com, Rodolfo Giometti <giometti@...eenne.com>
Subject: Re: [PATCHv6 00/16] pps: several fixes and improvements

On Fri, 17 Dec 2010 22:54:24 +0300
Alexander Gordeev <lasaine@....cs.msu.su> wrote:

> There is one problem however: kernel consumer works bad (if enabled)
> when CONFIG_NO_HZ is enabled. The reason for this is commit
> a092ff0f90cae22b2ac8028ecd2c6f6c1a9e4601. Without it hardpps() is able
> to sync to 1us precision in about 10 seconds. With CONFIG_NO_HZ it is
> not syncing at all. This only affects patches 12-14, others are ok.

Is someone working on fixing all this?
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