linux-kernel - Re: [PATCH net-next,v4] hyperv: Add support for virtual Receive Side Scaling (vRSS)

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Message-ID: <20140326034955.GA10875@kroah.com>
Date:	Tue, 25 Mar 2014 20:49:55 -0700
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Haiyang Zhang <haiyangz@...rosoft.com>
Cc:	David Miller <davem@...emloft.net>,
	"olaf@...fle.de" <olaf@...fle.de>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	"driverdev-devel@...uxdriverproject.org" 
	<driverdev-devel@...uxdriverproject.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next,v4] hyperv: Add support for virtual Receive Side
 Scaling (vRSS)

On Wed, Mar 26, 2014 at 03:23:47AM +0000, Haiyang Zhang wrote:
> 
> 
> > -----Original Message-----
> > From: David Miller [mailto:davem@...emloft.net]
> > Sent: Tuesday, March 25, 2014 8:47 PM
> > To: Haiyang Zhang
> > Cc: netdev@...r.kernel.org; KY Srinivasan; olaf@...fle.de;
> > jasowang@...hat.com; linux-kernel@...r.kernel.org; driverdev-
> > devel@...uxdriverproject.org
> > Subject: Re: [PATCH net-next,v4] hyperv: Add support for virtual Receive
> > Side Scaling (vRSS)
> > 
> > From: David Miller <davem@...emloft.net>
> > Date: Tue, 25 Mar 2014 20:43:43 -0400 (EDT)
> > 
> > > From: Haiyang Zhang <haiyangz@...rosoft.com>
> > > Date: Tue, 25 Mar 2014 20:37:43 +0000
> > >
> > >> Do we know when the dependency (commit: 8a7206a89f) will be merged
> > >> into net-next tree?
> > >
> > > You're really not very patient, to say the least.
> > >
> > > It's done now and I'm working to integrate your patch.
> > >
> > > That patch has been in under review state in patchwork, which means
> > > that I will get to it at some point, so you don't need to worry about
> > > it any more than any other patch you might submit.
> > >
> > > The whole reason patchwork exists is so that people don't have to
> > > ask.
> > 
> > And actually, this dependency "8a7206a89f" commit doesn't exist
> > in the 'net' tree at all.  I just merged Linus's tree into 'net'
> > and it doesn't exist there either.
> > 
> > So this patch still doesn't compile.
> > 
> > I'm tossing it from patchwork until you sort this out.
> 
> Dave,
> 
> Thank you for the efforts.
> The commit is in the linux-next tree. You can see it from this link:
> http://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/commit/?id=8a7206a89f85c8439561b0eff85bb9440a2e97a9
> And, here is the commit log:
> 
> author
> K. Y. Srinivasan <kys@...rosoft.com> 2014-02-03 20:42:45 (GMT) 
> committer
> Greg Kroah-Hartman <gregkh@...uxfoundation.org> 2014-02-07 23:22:40 (GMT) 
> commit
> 8a7206a89f85c8439561b0eff85bb9440a2e97a9 (patch) 
> tree
> 61f763919607368481ac128f56416df1f49cd187 
> parent
> 011a7c3cc3aa60c7ea6bb49d847e80a299ba7b36 (diff) 
> 
> Drivers: hv: vmbus: Support per-channel driver state
> As we implement Virtual Receive Side Scaling on the networking side
> (the VRSS patches are currently under review), it will be useful to have
> per-channel state that vmbus drivers can manage. Add support for
> managing per-channel state.
> 
> KY:
> Do you know the original tree this patch was checked into by Greg KH? Or, 
> did Greg checked into linux-next tree directly?

No one "checks into the linux-next tree directly".

So your patch relies on a patch in my char-misc tree?  Ick, that wasn't
very wise.

It will just have to wait until the patch goes into 3.15-rc1, as my
trees are closed, sorry.

greg k-h
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