From: Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH 0/6] Re: [PATCH] improve the performance of large
 sequential write NFS workloads
Date: Thu, 07 Jan 2010 09:16:16 +0100
Message-ID: <1262852176.4049.72.camel@laptop>
References: <20100106200928.GB22781@quack.suse.cz>
	 <20100106205110.22547.85345.stgit@localhost.localdomain>
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Cc: Wu Fengguang <fengguang.wu@intel.com>, Jan Kara <jack@suse.cz>,
	Steve Rago <sar@nec-labs.com>,
	"linux-nfs@vger.kernel.org" <linux-nfs@vger.kernel.org>,
	"jens.axboe" <jens.axboe@oracle.com>,
	Peter Staubach <staubach@redhat.com>,
	Arjan van de Ven <arjan@infradead.org>,
	Ingo Molnar <mingo@elte.hu>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>
To: Trond Myklebust <Trond.Myklebust@netapp.com>
Return-path: <linux-fsdevel-owner@vger.kernel.org>
In-Reply-To: <20100106205110.22547.85345.stgit@localhost.localdomain>
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On Wed, 2010-01-06 at 15:51 -0500, Trond Myklebust wrote:
> OK, here is the full series so far. I'm resending because I had to fix
> up a couple of BDI_UNSTABLE typos in Peter's patch...

Looks good and thanks for fixing things up!

Acked-by: Peter Zijlstra <peterz@infradead.org>

> 
> Peter Zijlstra (1):
>       VM: Split out the accounting of unstable writes from BDI_RECLAIMABLE
> 
> Trond Myklebust (5):
>       NFS: Run COMMIT as an asynchronous RPC call when wbc->for_background is set
>       VM: Use per-bdi unstable accounting to improve use of wbc->force_commit
>       VM: Don't call bdi_stat(BDI_UNSTABLE) on non-nfs backing-devices
>       VM/NFS: The VM must tell the filesystem when to free reclaimable pages
>       VFS: Ensure that writeback_single_inode() commits unstable writes
> 
> 
>  fs/fs-writeback.c           |   31 ++++++++++++++++++++++++++++++-
>  fs/nfs/client.c             |    1 +
>  fs/nfs/file.c               |    1 +
>  fs/nfs/inode.c              |   16 ----------------
>  fs/nfs/internal.h           |    3 ++-
>  fs/nfs/super.c              |    2 --
>  fs/nfs/write.c              |   39 +++++++++++++++++++++++++++++++++++----
>  include/linux/backing-dev.h |    9 ++++++++-
>  include/linux/fs.h          |    9 +++++++++
>  include/linux/writeback.h   |    5 +++++
>  mm/backing-dev.c            |    6 ++++--
>  mm/filemap.c                |    2 +-
>  mm/page-writeback.c         |   30 ++++++++++++++++++++++++------
>  mm/truncate.c               |    2 +-
>  14 files changed, 121 insertions(+), 35 deletions(-)
>