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Date: Sun, 18 Sep 2011 22:23:44 +0800
From: Wu Fengguang <fengguang.wu@intel.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: "linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>, Jan Kara <jack@suse.cz>,
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Subject: Re: [PATCH 13/18] writeback: limit max dirty pause time
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On Mon, Sep 12, 2011 at 06:22:31PM +0800, Peter Zijlstra wrote:
> On Wed, 2011-09-07 at 10:35 +0800, Wu Fengguang wrote:
> > So yeah, the HZ value does impact the minimal available sleep time...
> 
> There's always schedule_hrtimeout() and we could trivially add a
> io_schedule_hrtimeout() variant if you need it.

Yeah, we could do that when get done with the basic functions :)

Thanks,
Fengguang

From mboxrd@z Thu Jan  1 00:00:00 1970
From: Wu Fengguang <fengguang.wu@intel.com>
Subject: Re: [PATCH 13/18] writeback: limit max dirty pause time
Date: Sun, 18 Sep 2011 22:23:44 +0800
Message-ID: <20110918142344.GC15366@localhost>
References: <20110904015305.367445271@intel.com>
 <20110904020916.329482509@intel.com>
 <1315320726.14232.11.camel@twins>
 <20110907023505.GB13755@localhost>
 <1315822951.26517.25.camel@twins>
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Cc: "linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>, Jan Kara <jack@suse.cz>,
	Christoph Hellwig <hch@lst.de>, Dave Chinner <david@fromorbit.com>,
	Greg Thelen <gthelen@google.com>,
	Minchan Kim <minchan.kim@gmail.com>,
	Vivek Goyal <vgoyal@redhat.com>, Andrea Righi <arighi@develer.com>,
	linux-mm <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
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On Mon, Sep 12, 2011 at 06:22:31PM +0800, Peter Zijlstra wrote:
> On Wed, 2011-09-07 at 10:35 +0800, Wu Fengguang wrote:
> > So yeah, the HZ value does impact the minimal available sleep time...
> 
> There's always schedule_hrtimeout() and we could trivially add a
> io_schedule_hrtimeout() variant if you need it.

Yeah, we could do that when get done with the basic functions :)

Thanks,
Fengguang

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