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From: Greg KH <gregkh@linuxfoundation.org>
To: Wei Liu <wei.liu@kernel.org>
Cc: Nuno Das Neves <nunodasneves@linux.microsoft.com>,
	linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org,
	x86@kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-arch@vger.kernel.org, patches@lists.linux.dev,
	mikelley@microsoft.com, kys@microsoft.com,
	haiyangz@microsoft.com, decui@microsoft.com,
	apais@linux.microsoft.com, Tianyu.Lan@microsoft.com,
	ssengar@linux.microsoft.com, mukeshrathor@microsoft.com,
	stanislav.kinsburskiy@gmail.com, jinankjain@linux.microsoft.com,
	vkuznets@redhat.com, tglx@linutronix.de, mingo@redhat.com,
	bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com,
	will@kernel.org, catalin.marinas@arm.com
Subject: Re: [PATCH v4 13/15] uapi: hyperv: Add mshv driver headers defining hypervisor ABIs
Date: Wed, 4 Oct 2023 08:11:13 +0200	[thread overview]
Message-ID: <2023100458-confusing-carton-3302@gregkh> (raw)
In-Reply-To: <ZRyj5kJJYaBu22O3@liuwe-devbox-debian-v2>

On Tue, Oct 03, 2023 at 11:29:42PM +0000, Wei Liu wrote:
> > > > > diff --git a/include/uapi/hyperv/hvgdk.h b/include/uapi/hyperv/hvgdk.h
> > > > > new file mode 100644
> > > > > index 000000000000..9bcbb7d902b2
> > > > > --- /dev/null
> > > > > +++ b/include/uapi/hyperv/hvgdk.h
> > > > > @@ -0,0 +1,41 @@
> > > > > +/* SPDX-License-Identifier: MIT */
> > > > 
> > > > That's usually not a good license for a new uapi .h file, why did you
> > > > choose this one?
> > > > 
> > > 
> > > This is chosen so that other Microsoft developers who don't normally
> > > work on Linux can review this code.
> > 
> > Sorry, but that's not how kernel development is done.  Please fix your
> > internal review processes and use the correct uapi header file license.
> > 
> > If your lawyers insist on this license, that's fine, but please have
> > them provide a signed-off-by on the patch that adds it and have it
> > documented why it is this license in the changelog AND in a comment in
> > the file so we can understand what is going on with it.
> > 
> 
> We went through an internal review with our legal counsel regarding the
> MIT license. We have an approval from them.
> 
> Let me ask if using something like "GPL-2.0 WITH Linux-syscall-note OR
> MIT" is possible.

That marking makes no sense from a legal point of view, please work with
your lawyers as it seems they do not understand license descriptions
very well :(

thanks,

greg k-h

WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
To: Wei Liu <wei.liu@kernel.org>
Cc: Nuno Das Neves <nunodasneves@linux.microsoft.com>,
	linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org,
	x86@kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-arch@vger.kernel.org, patches@lists.linux.dev,
	mikelley@microsoft.com, kys@microsoft.com,
	haiyangz@microsoft.com, decui@microsoft.com,
	apais@linux.microsoft.com, Tianyu.Lan@microsoft.com,
	ssengar@linux.microsoft.com, mukeshrathor@microsoft.com,
	stanislav.kinsburskiy@gmail.com, jinankjain@linux.microsoft.com,
	vkuznets@redhat.com, tglx@linutronix.de, mingo@redhat.com,
	bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com,
	will@kernel.org, catalin.marinas@arm.com
Subject: Re: [PATCH v4 13/15] uapi: hyperv: Add mshv driver headers defining hypervisor ABIs
Date: Wed, 4 Oct 2023 08:11:13 +0200	[thread overview]
Message-ID: <2023100458-confusing-carton-3302@gregkh> (raw)
In-Reply-To: <ZRyj5kJJYaBu22O3@liuwe-devbox-debian-v2>

On Tue, Oct 03, 2023 at 11:29:42PM +0000, Wei Liu wrote:
> > > > > diff --git a/include/uapi/hyperv/hvgdk.h b/include/uapi/hyperv/hvgdk.h
> > > > > new file mode 100644
> > > > > index 000000000000..9bcbb7d902b2
> > > > > --- /dev/null
> > > > > +++ b/include/uapi/hyperv/hvgdk.h
> > > > > @@ -0,0 +1,41 @@
> > > > > +/* SPDX-License-Identifier: MIT */
> > > > 
> > > > That's usually not a good license for a new uapi .h file, why did you
> > > > choose this one?
> > > > 
> > > 
> > > This is chosen so that other Microsoft developers who don't normally
> > > work on Linux can review this code.
> > 
> > Sorry, but that's not how kernel development is done.  Please fix your
> > internal review processes and use the correct uapi header file license.
> > 
> > If your lawyers insist on this license, that's fine, but please have
> > them provide a signed-off-by on the patch that adds it and have it
> > documented why it is this license in the changelog AND in a comment in
> > the file so we can understand what is going on with it.
> > 
> 
> We went through an internal review with our legal counsel regarding the
> MIT license. We have an approval from them.
> 
> Let me ask if using something like "GPL-2.0 WITH Linux-syscall-note OR
> MIT" is possible.

That marking makes no sense from a legal point of view, please work with
your lawyers as it seems they do not understand license descriptions
very well :(

thanks,

greg k-h

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2023-10-04  6:11 UTC|newest]

Thread overview: 97+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-29 18:01 [PATCH v4 00/15] Introduce /dev/mshv drivers Nuno Das Neves
2023-09-29 18:01 ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 01/15] hyperv-tlfs: Change shared HV_REGISTER_* defines to HV_MSR_* Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 02/15] mshyperv: Introduce hv_get_hypervisor_version function Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 03/15] mshyperv: Introduce numa_node_to_proximity_domain_info Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 04/15] asm-generic/mshyperv: Introduce hv_recommend_using_aeoi() Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 05/15] hyperv: Move hv_connection_id to hyperv-tlfs Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 06/15] hyperv-tlfs: Introduce hv_status_to_string and hv_status_to_errno Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 07/15] Drivers: hv: Move hv_call_deposit_pages and hv_call_create_vp to common code Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-10-03  2:51   ` kernel test robot
2023-10-03  2:51     ` kernel test robot
2023-09-29 18:01 ` [PATCH v4 08/15] Drivers: hv: Introduce per-cpu event ring tail Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-30 11:26   ` kernel test robot
2023-09-30 11:26     ` kernel test robot
2023-09-29 18:01 ` [PATCH v4 09/15] Drivers: hv: Introduce hv_output_arg_exists in hv_common.c Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-10-02 19:29   ` Alex Ionescu
2023-10-02 19:29     ` Alex Ionescu
2023-10-04 18:27     ` Nuno Das Neves
2023-10-04 18:27       ` Nuno Das Neves
2023-10-06 18:13       ` Long Li
2023-10-06 18:13         ` Long Li
2023-09-29 18:01 ` [PATCH v4 10/15] x86: hyperv: Add mshv_handler irq handler and setup function Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 11/15] Drivers: hv: export vmbus_isr, hv_context and hv_post_message Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 12/15] Documentation: Reserve ioctl number for mshv driver Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 13/15] uapi: hyperv: Add mshv driver headers defining hypervisor ABIs Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-09-30  6:09   ` Greg KH
2023-09-30  6:09     ` Greg KH
2023-09-30 22:01     ` Wei Liu
2023-09-30 22:01       ` Wei Liu
2023-10-01  6:19       ` Greg KH
2023-10-01  6:19         ` Greg KH
2023-10-03 23:29         ` Wei Liu
2023-10-03 23:29           ` Wei Liu
2023-10-04  6:11           ` Greg KH [this message]
2023-10-04  6:11             ` Greg KH
2023-10-04 18:14             ` Wei Liu
2023-10-04 18:14               ` Wei Liu
2023-10-05  3:59             ` Wei Liu
2023-10-05  3:59               ` Wei Liu
2023-10-03 23:37         ` Nuno Das Neves
2023-10-03 23:37           ` Nuno Das Neves
2023-10-04  6:09           ` Greg KH
2023-10-04  6:09             ` Greg KH
2023-10-04 17:36             ` Dexuan Cui
2023-10-04 17:36               ` Dexuan Cui
2023-10-04 17:50               ` Greg KH
2023-10-04 17:50                 ` Greg KH
2023-10-04 18:16                 ` Nuno Das Neves
2023-10-04 18:16                   ` Nuno Das Neves
2023-10-05  6:26                   ` Greg KH
2023-10-05  6:26                     ` Greg KH
2023-09-30 16:33   ` kernel test robot
2023-09-30 16:33     ` kernel test robot
2023-10-05 10:27   ` Greg KH
2023-10-05 10:27     ` Greg KH
2023-09-29 18:01 ` [PATCH v4 14/15] asm-generic: hyperv: Use new Hyper-V headers conditionally Nuno Das Neves
2023-09-29 18:01   ` Nuno Das Neves
2023-10-02 19:35   ` Alex Ionescu
2023-10-02 19:35     ` Alex Ionescu
2023-10-03  0:41     ` Nuno Das Neves
2023-10-03  0:41       ` Nuno Das Neves
2023-10-05 19:52       ` Alex Ionescu
2023-10-05 19:52         ` Alex Ionescu
2023-10-11 23:32         ` Nuno Das Neves
2023-10-11 23:32           ` Nuno Das Neves
2023-09-29 18:01 ` [PATCH v4 15/15] Drivers: hv: Add modules to expose /dev/mshv to VMMs running on Hyper-V Nuno Das Neves
2023-09-30  6:02   ` kernel test robot
2023-09-30  6:02     ` kernel test robot
2023-09-30  6:11   ` Greg KH
2023-09-30  6:11     ` Greg KH
2023-09-30 18:11     ` Wei Liu
2023-09-30 18:11       ` Wei Liu
2023-09-30 18:31       ` Greg KH
2023-09-30 18:31         ` Greg KH
2023-09-30 21:13         ` Wei Liu
2023-09-30 21:13           ` Wei Liu
2023-10-01  6:20           ` Greg KH
2023-10-01  6:20             ` Greg KH
2023-10-03 23:35             ` Wei Liu
2023-10-03 23:35               ` Wei Liu
2023-11-06  4:03   ` kernel test robot
2023-11-06  4:03     ` kernel test robot
2023-11-06 11:51   ` kernel test robot
2023-11-06 11:51     ` kernel test robot

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