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From: John Stultz <john.stultz@linaro.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "Andrea Righi" <andrea@betterlinux.com>,
	"Minchan Kim" <minchan.kim@gmail.com>,
	"Peter Zijlstra" <a.p.zijlstra@chello.nl>,
	"Johannes Weiner" <jweiner@redhat.com>,
	"KAMEZAWA Hiroyuki" <kamezawa.hiroyu@jp.fujitsu.com>,
	"KOSAKI Motohiro" <kosaki.motohiro@jp.fujitsu.com>,
	"Rik van Riel" <riel@redhat.com>,
	"Hugh Dickins" <hughd@google.com>,
	"Alexander Viro" <viro@zeniv.linux.org.uk>,
	"Shaohua Li" <shaohua.li@intel.com>,
	"Pádraig Brady" <P@draigBrady.com>,
	"Jerry James" <jamesjer@betterlinux.com>,
	"Julius Plenz" <julius@plenz.com>, linux-mm <linux-mm@kvack.org>,
	linux-fsdevel@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC] [PATCH v5 0/3] fadvise: support POSIX_FADV_NOREUSE
Date: Tue, 14 Feb 2012 14:06:01 -0800	[thread overview]
Message-ID: <1329257161.2340.1.camel@work-vm> (raw)
In-Reply-To: <20120214133337.9de7835b.akpm@linux-foundation.org>

On Tue, 2012-02-14 at 13:33 -0800, Andrew Morton wrote:
> On Sun, 12 Feb 2012 01:21:35 +0100
> Andrea Righi <andrea@betterlinux.com> wrote:
> 
> > The new proposal is to implement POSIX_FADV_NOREUSE as a way to perform a real
> > drop-behind policy where applications can mark certain intervals of a file as
> > FADV_NOREUSE before accessing the data.
> 
> I think you and John need to talk to each other, please.  The amount of
> duplication here is extraordinary.

Yea. Clearly there is much we can share. I'm still catching up from a
conference last week, so I've not had a chance to really look at this
yet, but its on my queue for this week.

thanks
-john


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WARNING: multiple messages have this Message-ID (diff)
From: John Stultz <john.stultz@linaro.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "Andrea Righi" <andrea@betterlinux.com>,
	"Minchan Kim" <minchan.kim@gmail.com>,
	"Peter Zijlstra" <a.p.zijlstra@chello.nl>,
	"Johannes Weiner" <jweiner@redhat.com>,
	"KAMEZAWA Hiroyuki" <kamezawa.hiroyu@jp.fujitsu.com>,
	"KOSAKI Motohiro" <kosaki.motohiro@jp.fujitsu.com>,
	"Rik van Riel" <riel@redhat.com>,
	"Hugh Dickins" <hughd@google.com>,
	"Alexander Viro" <viro@zeniv.linux.org.uk>,
	"Shaohua Li" <shaohua.li@intel.com>,
	"Pádraig Brady" <P@draigBrady.com>,
	"Jerry James" <jamesjer@betterlinux.com>,
	"Julius Plenz" <julius@plenz.com>, linux-mm <linux-mm@kvack.org>,
	linux-fsdevel@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC] [PATCH v5 0/3] fadvise: support POSIX_FADV_NOREUSE
Date: Tue, 14 Feb 2012 14:06:01 -0800	[thread overview]
Message-ID: <1329257161.2340.1.camel@work-vm> (raw)
In-Reply-To: <20120214133337.9de7835b.akpm@linux-foundation.org>

On Tue, 2012-02-14 at 13:33 -0800, Andrew Morton wrote:
> On Sun, 12 Feb 2012 01:21:35 +0100
> Andrea Righi <andrea@betterlinux.com> wrote:
> 
> > The new proposal is to implement POSIX_FADV_NOREUSE as a way to perform a real
> > drop-behind policy where applications can mark certain intervals of a file as
> > FADV_NOREUSE before accessing the data.
> 
> I think you and John need to talk to each other, please.  The amount of
> duplication here is extraordinary.

Yea. Clearly there is much we can share. I'm still catching up from a
conference last week, so I've not had a chance to really look at this
yet, but its on my queue for this week.

thanks
-john



  reply	other threads:[~2012-02-14 22:06 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-12  0:21 [RFC] [PATCH v5 0/3] fadvise: support POSIX_FADV_NOREUSE Andrea Righi
2012-02-12  0:21 ` Andrea Righi
2012-02-12  0:21 ` [PATCH v5 1/3] kinterval: routines to manipulate generic intervals Andrea Righi
2012-02-12  0:21   ` Andrea Righi
2012-02-13  0:48   ` Andrea Righi
2012-02-13  0:48     ` Andrea Righi
2012-02-12  0:21 ` [PATCH v5 2/3] mm: filemap: introduce mark_page_usedonce Andrea Righi
2012-02-12  0:21   ` Andrea Righi
2012-02-12  0:21 ` [PATCH v5 3/3] fadvise: implement POSIX_FADV_NOREUSE Andrea Righi
2012-02-12  0:21   ` Andrea Righi
2012-02-13 16:22   ` KOSAKI Motohiro
2012-02-13 16:22   ` KOSAKI Motohiro
2012-02-13 16:22     ` KOSAKI Motohiro
2012-02-13 18:00     ` Andrea Righi
2012-02-13 18:00       ` Andrea Righi
2012-02-13 18:00       ` Andrea Righi
2012-02-13 16:22   ` KOSAKI Motohiro
2012-02-15 23:35   ` Arun Sharma
2012-02-15 23:35     ` Arun Sharma
2012-02-15 23:47     ` Andrea Righi
2012-02-15 23:47       ` Andrea Righi
2012-02-15 23:57       ` Arun Sharma
2012-02-15 23:57         ` Arun Sharma
2012-02-15 23:57         ` Arun Sharma
2012-02-16  0:56         ` Andrea Righi
2012-02-16  0:56           ` Andrea Righi
2012-02-16  0:56           ` Andrea Righi
2012-02-16  2:10           ` Arun Sharma
2012-02-16  2:10             ` Arun Sharma
2012-02-16 10:39             ` Andrea Righi
2012-02-16 10:39               ` Andrea Righi
2012-02-16 18:43               ` Arun Sharma
2012-02-16 18:43                 ` Arun Sharma
2012-02-16 18:57                 ` Andrea Righi
2012-02-16 18:57                   ` Andrea Righi
2012-02-16 19:07                   ` Arun Sharma
2012-02-16 19:07                     ` Arun Sharma
2012-02-27  2:33   ` KAMEZAWA Hiroyuki
2012-02-27  2:33     ` KAMEZAWA Hiroyuki
2012-02-27 10:46     ` Andrea Righi
2012-02-27 10:46       ` Andrea Righi
2012-02-12  7:16 ` [RFC] [PATCH v5 0/3] fadvise: support POSIX_FADV_NOREUSE Hillf Danton
2012-02-12 11:58   ` Andrea Righi
2012-02-12 17:54     ` Aneesh Kumar K.V
2012-02-13  1:13       ` Andrea Righi
2012-02-14 21:33 ` Andrew Morton
2012-02-14 21:33   ` Andrew Morton
2012-02-14 22:06   ` John Stultz [this message]
2012-02-14 22:06     ` John Stultz
2012-02-14 22:59   ` Andrea Righi
2012-02-14 22:59     ` Andrea Righi
2012-02-14 23:22     ` Andrew Morton
2012-02-14 23:22       ` Andrew Morton
2012-02-15  1:35       ` Andrea Righi
2012-02-15  1:35         ` Andrea Righi
2012-02-15 23:48         ` KAMEZAWA Hiroyuki
2012-02-15 23:48           ` KAMEZAWA Hiroyuki
2012-02-16  0:43           ` Andrea Righi
2012-02-16  0:43             ` Andrea Righi
2014-01-02 21:25             ` Phillip Susi
2014-01-02 21:25               ` Phillip Susi

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