From: Christoph Hellwig <hch@lst.de>
To: Stefan Hajnoczi <stefanha@gmail.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Anthony Liguori <aliguori@us.ibm.com>,
Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>,
qemu-devel@nongnu.org, Khoa Huynh <khoa@us.ibm.com>,
Badari Pulavarty <pbadari@us.ibm.com>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [Qemu-devel] [PATCH] raw-posix: Linearize direct I/O on Linux NFS
Date: Fri, 15 Apr 2011 17:34:48 +0200 [thread overview]
Message-ID: <20110415153448.GA30116@lst.de> (raw)
In-Reply-To: <BANLkTim7jON_CRmdN0k8Spkw7_HFfmMT6w@mail.gmail.com>
On Fri, Apr 15, 2011 at 04:26:41PM +0100, Stefan Hajnoczi wrote:
> On Fri, Apr 15, 2011 at 4:05 PM, Christoph Hellwig <hch@lst.de> wrote:
> > NAK. ?Just wait for the bloody NFS client fix to get in instead of
> > adding crap like that.
>
> That's totally fine if NFS client will be fixed in the near future but
> this doesn't seem likely:
>
> http://www.spinics.net/lists/linux-nfs/msg20462.html
The code to use preadv/pwritev has been in qemu for over 2 years,
and it took people to notice the NFS slowdown until now, so don't
expect it to be fixed three days layer.
I can't event see you in the relevent threads arguing for getting it
fixed, so don't complain.
next prev parent reply other threads:[~2011-04-15 15:34 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-15 13:40 [Qemu-devel] [PATCH] raw-posix: Linearize direct I/O on Linux NFS Stefan Hajnoczi
2011-04-15 15:05 ` Christoph Hellwig
2011-04-15 15:26 ` Stefan Hajnoczi
2011-04-15 15:34 ` Christoph Hellwig [this message]
2011-04-15 16:10 ` Anthony Liguori
2011-04-15 16:17 ` Stefan Hajnoczi
2011-04-15 17:27 ` Christoph Hellwig
2011-04-15 16:23 ` Badari Pulavarty
2011-04-15 17:29 ` Christoph Hellwig
2011-04-15 22:21 ` Badari Pulavarty
2011-04-15 23:00 ` Anthony Liguori
2011-04-15 23:33 ` Badari Pulavarty
2011-04-16 2:05 ` Christoph Hellwig
2011-04-16 8:46 ` Stefan Hajnoczi
2011-04-16 2:03 ` Christoph Hellwig
2011-04-15 18:09 ` Anthony Liguori
2011-04-15 18:25 ` Badari Pulavarty
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