From: Wei Liu <wei.liu2@citrix.com>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Wei Liu <wei.liu2@citrix.com>,
lars.kurth.xen@gmail.com, andrew.cooper3@citrix.com,
Ian Jackson <ian.jackson@eu.citrix.com>,
xen-devel@lists.xen.org, julien.grall@arm.com, jbeulich@suse.com,
zhaoshenglong@huawei.com, roger.pau@citrix.com
Subject: Re: [PATCH v1 02/20] acpi/hvmloader: Move acpi_info initialization out of ACPI code
Date: Mon, 11 Jul 2016 13:10:57 +0100 [thread overview]
Message-ID: <20160711121057.GI7019@citrix.com> (raw)
In-Reply-To: <973a14be-a009-d329-0633-fa75e7c983c9@oracle.com>
CC Lars
More licence stuff. Do you have contact(s)?
Wei.
On Fri, Jul 08, 2016 at 11:57:59AM -0400, Boris Ostrovsky wrote:
> On 07/08/2016 11:50 AM, Ian Jackson wrote:
> > Konrad Rzeszutek Wilk writes ("Re: [Xen-devel] [PATCH v1 02/20] acpi/hvmloader: Move acpi_info initialization out of ACPI code"):
> >> Having different licenses will invite the lawyers in the conversation
> >> which can drag things out.
> > We don't want libxl to have some confusing combination of
> > alleged-licences.
> >
> >> A quick read says one can add an exception to GPLv2 license to allow it
> >> to be linked (see https://www.gnu.org/licenses/gpl-faq.en.html#GPLIncompatibleLibs)
> >> but that would require Copyright OK from the original holders.
> >>
> >> It would be far easier to ask the copyright holders:
> > Yes. That seems to be Citrix, Intel, Sun (Oracle), IBM, and:
> >
> >> Tobias Geiger <tobias.geiger@vido.info>
>
>
> Do we need to get consent from companies only or (also) from individuals
> listed in the files? Which means Keir and Kamala Narasimhan (who works,
> or at least used to work) for Citrix.
>
> For IBM --- whom can we contact?
>
> >>
> >> If they would be OK making the code (this is from
> >> tools/firmware/hvmloader/acpi/acpi2_0.h) lGPL.
> > Right.
> >
> >> Or is there some other technical way around this?
> > No.
> >
> >> I can't recall whether the 'dlopen' (so runtime loading
> >> vs linking) of an GPL library is from Lesser GPL is OK.
> >> (so proprietary code linking with libxl, and libxl dlopen'ing
> >> the libacpi code').
> > This kind of attempt at licence workaround by some kind of technical
> > bodge is not legally effective.
>
> We don't build files in libacpi as a dynamic library. The object files
> are linked against whoever wants to use the functionality, just like
> what we do for libelf.
>
> -boris
>
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next prev parent reply other threads:[~2016-07-11 12:10 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-05 19:04 [PATCH v1 00/20] Make ACPI builder available to components other than hvmloader Boris Ostrovsky
2016-07-05 19:05 ` [PATCH v1 01/20] hvmloader: Provide hvmloader_acpi_build_tables() Boris Ostrovsky
2016-07-06 14:47 ` Konrad Rzeszutek Wilk
2016-07-08 9:52 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 02/20] acpi/hvmloader: Move acpi_info initialization out of ACPI code Boris Ostrovsky
2016-07-07 16:58 ` Ian Jackson
2016-07-07 17:09 ` Boris Ostrovsky
2016-07-07 17:15 ` Wei Liu
2016-07-07 17:45 ` Boris Ostrovsky
2016-07-08 15:06 ` Konrad Rzeszutek Wilk
2016-07-08 15:50 ` Ian Jackson
2016-07-08 15:57 ` Boris Ostrovsky
2016-07-08 16:21 ` Ian Jackson
2016-07-11 12:10 ` Wei Liu [this message]
2016-07-11 14:47 ` Lars Kurth
2016-07-11 14:54 ` Konrad Rzeszutek Wilk
2016-07-11 15:06 ` Boris Ostrovsky
2016-07-11 15:38 ` Ian Jackson
2016-07-11 15:47 ` Ian Jackson
2016-07-11 16:07 ` Boris Ostrovsky
2016-07-08 10:10 ` Jan Beulich
2016-07-08 14:39 ` Boris Ostrovsky
2016-07-08 15:11 ` Jan Beulich
2016-07-08 16:14 ` Boris Ostrovsky
2016-08-01 10:09 ` Jan Beulich
2016-08-01 14:06 ` Boris Ostrovsky
2016-08-01 14:18 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 03/20] acpi/hvmloader: Initialize vm_gid data outside " Boris Ostrovsky
2016-07-08 10:18 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 04/20] acpi/hvmloader: Decide which SSDTs to install in hvmloader Boris Ostrovsky
2016-07-08 10:27 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 05/20] acpi/hvmloader: Move passthrough initialization from ACPI code Boris Ostrovsky
2016-07-08 10:46 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 06/20] acpi/hvmloader: Collect processor and NUMA info in hvmloader Boris Ostrovsky
2016-07-08 13:36 ` Jan Beulich
2016-07-08 15:08 ` Boris Ostrovsky
2016-07-08 15:14 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 07/20] acpi/hvmloader: Set TIS header address " Boris Ostrovsky
2016-07-08 13:38 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 08/20] acpi/hvmloader: Make providing IOAPIC in MADT optional Boris Ostrovsky
2016-07-08 13:41 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 09/20] acpi/hvmloader: Build WAET optionally Boris Ostrovsky
2016-07-08 13:42 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 10/20] acpi/hvmloader: Replace mem_alloc() and virt_to_phys() with memory ops Boris Ostrovsky
2016-07-08 13:58 ` Jan Beulich
2016-07-08 15:23 ` Boris Ostrovsky
2016-07-08 15:35 ` Jan Beulich
2016-07-08 16:19 ` Boris Ostrovsky
2016-07-19 9:11 ` Jan Beulich
2016-07-19 14:08 ` Boris Ostrovsky
2016-07-05 19:05 ` [PATCH v1 11/20] acpi/hvmloader: Translate all addresses when assigning addresses in ACPI tables Boris Ostrovsky
2016-07-08 14:31 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 12/20] acpi/hvmloader: Link ACPI object files directly Boris Ostrovsky
2016-07-08 14:51 ` Jan Beulich
2016-07-08 15:41 ` Boris Ostrovsky
2016-07-05 19:05 ` [PATCH v1 13/20] acpi/hvmloader: Include file/paths adjustments Boris Ostrovsky
2016-07-08 15:51 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 14/20] acpi: Move ACPI code to tools/libacpi Boris Ostrovsky
2016-08-03 16:00 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 15/20] x86: Add more checks verifying that PIT/PIC/IOAPIC are emulated Boris Ostrovsky
2016-08-03 16:04 ` Jan Beulich
2016-07-05 19:05 ` [PATCH v1 16/20] x86: Allow LAPIC-only emulation_flags for HVM guests Boris Ostrovsky
2016-08-03 16:11 ` Jan Beulich
2016-08-03 16:15 ` Andrew Cooper
2016-07-05 19:05 ` [PATCH v1 17/20] libacpi: Build DSDT for PVH guests Boris Ostrovsky
2016-07-05 19:05 ` [PATCH v1 18/20] libxl/acpi: Add ACPI e820 entry Boris Ostrovsky
2016-07-06 10:00 ` Julien Grall
2016-07-06 15:43 ` Boris Ostrovsky
2016-07-05 19:05 ` [PATCH v1 19/20] libxl/pvhv2: Include APIC page in MMIO hole for PVHv2 guests Boris Ostrovsky
2016-07-07 16:47 ` Wei Liu
2016-07-07 17:02 ` Boris Ostrovsky
2016-07-07 17:16 ` Wei Liu
2016-07-05 19:05 ` [PATCH v1 20/20] libxl/acpi: Build ACPI tables for HVMlite guests Boris Ostrovsky
2016-07-06 11:05 ` Julien Grall
2016-07-06 15:50 ` Boris Ostrovsky
2016-07-06 16:04 ` Julien Grall
2016-07-06 16:30 ` Boris Ostrovsky
2016-07-06 17:03 ` Julien Grall
2016-07-06 17:33 ` Boris Ostrovsky
2016-07-07 8:38 ` Jan Beulich
2016-07-07 15:08 ` Boris Ostrovsky
2016-07-07 15:12 ` Julien Grall
2016-07-07 15:24 ` Jan Beulich
2016-07-08 10:55 ` Wei Liu
2016-07-08 14:48 ` Boris Ostrovsky
2016-07-08 16:07 ` Wei Liu
2016-07-08 17:20 ` Boris Ostrovsky
2016-07-11 10:47 ` Wei Liu
2016-07-11 13:33 ` Boris Ostrovsky
2016-07-11 13:39 ` Julien Grall
2016-07-11 13:42 ` Wei Liu
2016-07-11 13:58 ` Julien Grall
2016-07-11 13:41 ` Wei Liu
2016-07-11 14:40 ` Boris Ostrovsky
2016-07-12 14:30 ` Wei Liu
2016-07-11 14:00 ` Anthony PERARD
2016-07-06 16:04 ` [PATCH v1 00/20] Make ACPI builder available to components other than hvmloader Roger Pau Monné
2016-07-06 16:32 ` Boris Ostrovsky
2016-07-07 8:35 ` Jan Beulich
2016-07-07 9:14 ` Julien Grall
2016-07-07 9:20 ` Jan Beulich
2016-07-07 9:29 ` Julien Grall
2016-07-07 15:04 ` Boris Ostrovsky
2016-07-07 15:10 ` Jan Beulich
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