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From:   Saurabh Singh Sengar <ssengar@microsoft.com>
To:     Greg KH <gregkh@linuxfoundation.org>,
        Saurabh Sengar <ssengar@linux.microsoft.com>
CC:     KY Srinivasan <kys@microsoft.com>,
        Haiyang Zhang <haiyangz@microsoft.com>,
        "wei.liu@kernel.org" <wei.liu@kernel.org>,
        Dexuan Cui <decui@microsoft.com>,
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        "corbet@lwn.net" <corbet@lwn.net>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
        "linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>
Subject: RE: [EXTERNAL] Re: [PATCH v2 2/5] tools: hv: Add vmbus_bufring
Thread-Topic: [EXTERNAL] Re: [PATCH v2 2/5] tools: hv: Add vmbus_bufring
Thread-Index: AQHZnwV0dJHFjLU8M0ikMK1jJEcj8a+XJFQA
Date:   Thu, 22 Jun 2023 17:46:14 +0000
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References: <1686766512-2589-1-git-send-email-ssengar@linux.microsoft.com>
 <1686766512-2589-3-git-send-email-ssengar@linux.microsoft.com>
 <2023061430-facedown-getting-d9f7@gregkh>
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> -----Original Message-----
> From: Greg KH <gregkh@linuxfoundation.org>
> Sent: Thursday, June 15, 2023 2:46 AM
> To: Saurabh Sengar <ssengar@linux.microsoft.com>
> Cc: KY Srinivasan <kys@microsoft.com>; Haiyang Zhang
> <haiyangz@microsoft.com>; wei.liu@kernel.org; Dexuan Cui
> <decui@microsoft.com>; Michael Kelley (LINUX) <mikelley@microsoft.com>;
> corbet@lwn.net; linux-kernel@vger.kernel.org; linux-hyperv@vger.kernel.or=
g;
> linux-doc@vger.kernel.org
> Subject: [EXTERNAL] Re: [PATCH v2 2/5] tools: hv: Add vmbus_bufring
>=20
> On Wed, Jun 14, 2023 at 11:15:09AM -0700, Saurabh Sengar wrote:
> > Common userspace interface for read/write from VMBus ringbuffer.
> > This implementation is open for use by any userspace driver or
> > application seeking direct control over VMBus ring buffers.
> > A significant  part of this code is borrowed from DPDK.
>=20
> "  "?
>=20
> Anyway, this does not explain what this is at all.
>=20
> And if you "borrowed" it from DPDK, that feels odd, are you sure you are
> allowed to do so?

Yes, we have confirmed this with our legal team, as the previous code is
covered under an appropriate open-source license, we are fine to reuse it h=
ere.

- Saurabh