linux-kernel - Re: [Pv-drivers] [PATCH 08/12] VMCI: resource object implementation.

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Message-ID: <20121030052152.GG32055@dtor-ws.eng.vmware.com>
Date:	Mon, 29 Oct 2012 22:21:52 -0700
From:	Dmitry Torokhov <dtor@...are.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	George Zhang <georgezhang@...are.com>, pv-drivers@...are.com,
	linux-kernel@...r.kernel.org,
	virtualization@...ts.linux-foundation.org
Subject: Re: [Pv-drivers] [PATCH 08/12] VMCI: resource object implementation.

On Mon, Oct 29, 2012 at 07:29:46PM -0700, Greg KH wrote:
> On Mon, Oct 29, 2012 at 06:04:58PM -0700, George Zhang wrote:
> > VMCI resource tracks all used resources within the vmci code.
> 
> Same "kref_put() with no lock seen" question in this file, prove me
> wrong please.

Same proof as with others, the reference can't be taken unless the
resource is in hast table (which protected by RCU/spinlock) so no fear
of bouncing off 0.

Thanks,
Dmitry

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