From: Eric Blake <eblake@redhat.com> To: Blue Swirl <blauwirbel@gmail.com> Cc: kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>, "Alexey Kardashevskiy" <aik@ozlabs.ru>, "Marcelo Tosatti" <mtosatti@redhat.com>, qemu-devel@nongnu.org, "Alex Williamson" <alex.williamson@redhat.com>, "Jan Kiszka" <jan.kiszka@web.de>, "Avi Kivity" <avi@redhat.com>, "Anthony Liguori" <anthony@codemonkey.ws>, qemu-ppc <qemu-ppc@nongnu.org>, "Andreas Färber" <afaerber@suse.de> Subject: Re: [PATCH 4/4] kvm: i386: Add classic PCI device assignment Date: Wed, 05 Sep 2012 13:24:16 -0600 [thread overview] Message-ID: <5047A6E0.90902@redhat.com> (raw) In-Reply-To: <CAAu8pHuy0g7=HOb-w8RY=aturOqG1kR7++VnH81zK82bS1kbCg@mail.gmail.com> [-- Attachment #1: Type: text/plain, Size: 1305 bytes --] On 09/05/2012 01:04 PM, Blue Swirl wrote: >> I don't mind GPLv2+, if people want to share code from QEMU in GPLv3 >> projects, GPLv2+ enables that. > > The advantage of 100% GPLv2+ (or other GPLv3 compatible) would be that > QEMU could share code from GPLv3 projects, specifically latest > binutils. Reinventing a disassembler for ever growing x86 assembly is > no fun. Not quite right. If qemu is 100% GPLv2+ and binutils is GPLv3+, then binutils can borrow code from qemu and the result is that binutils is still GPLv3+; but in the converse direction, if qemu borrows code from binutils then qemu is no longer 100% GPLv2+ but becomes GPLv3+ by tainting. That is, requesting GPLv2+ allows qemu code to be reused elsewhere, but does not help qemu import external code that is not already GPLv2+. > >> >> But if new code is coming in and happens to be under GPLv2, that just >> means that the contribution cannot be used outside of QEMU in a GPLv3 >> project. That's fine and that's a decision for the submitter to make. > > This policy means that we are locked in with GPLv2. I'm afraid we're already locked at GPLv2 (and not GPLv2+), for good or for bad. -- Eric Blake eblake@redhat.com +1-919-301-3266 Libvirt virtualization library http://libvirt.org [-- Attachment #2: OpenPGP digital signature --] [-- Type: application/pgp-signature, Size: 617 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: Eric Blake <eblake@redhat.com> To: Blue Swirl <blauwirbel@gmail.com> Cc: kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>, "Alexey Kardashevskiy" <aik@ozlabs.ru>, "Marcelo Tosatti" <mtosatti@redhat.com>, qemu-devel@nongnu.org, "Alex Williamson" <alex.williamson@redhat.com>, "Jan Kiszka" <jan.kiszka@web.de>, "Avi Kivity" <avi@redhat.com>, "Anthony Liguori" <anthony@codemonkey.ws>, qemu-ppc <qemu-ppc@nongnu.org>, "Andreas Färber" <afaerber@suse.de> Subject: Re: [Qemu-devel] [PATCH 4/4] kvm: i386: Add classic PCI device assignment Date: Wed, 05 Sep 2012 13:24:16 -0600 [thread overview] Message-ID: <5047A6E0.90902@redhat.com> (raw) In-Reply-To: <CAAu8pHuy0g7=HOb-w8RY=aturOqG1kR7++VnH81zK82bS1kbCg@mail.gmail.com> [-- Attachment #1: Type: text/plain, Size: 1305 bytes --] On 09/05/2012 01:04 PM, Blue Swirl wrote: >> I don't mind GPLv2+, if people want to share code from QEMU in GPLv3 >> projects, GPLv2+ enables that. > > The advantage of 100% GPLv2+ (or other GPLv3 compatible) would be that > QEMU could share code from GPLv3 projects, specifically latest > binutils. Reinventing a disassembler for ever growing x86 assembly is > no fun. Not quite right. If qemu is 100% GPLv2+ and binutils is GPLv3+, then binutils can borrow code from qemu and the result is that binutils is still GPLv3+; but in the converse direction, if qemu borrows code from binutils then qemu is no longer 100% GPLv2+ but becomes GPLv3+ by tainting. That is, requesting GPLv2+ allows qemu code to be reused elsewhere, but does not help qemu import external code that is not already GPLv2+. > >> >> But if new code is coming in and happens to be under GPLv2, that just >> means that the contribution cannot be used outside of QEMU in a GPLv3 >> project. That's fine and that's a decision for the submitter to make. > > This policy means that we are locked in with GPLv2. I'm afraid we're already locked at GPLv2 (and not GPLv2+), for good or for bad. -- Eric Blake eblake@redhat.com +1-919-301-3266 Libvirt virtualization library http://libvirt.org [-- Attachment #2: OpenPGP digital signature --] [-- Type: application/pgp-signature, Size: 617 bytes --]
next prev parent reply other threads:[~2012-09-05 19:24 UTC|newest] Thread overview: 146+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-08-27 6:28 [PATCH 0/4] uq/master: Add classic PCI device assignment Jan Kiszka 2012-08-27 6:28 ` [Qemu-devel] " Jan Kiszka 2012-08-27 6:28 ` [PATCH 1/4] kvm: Introduce kvm_irqchip_update_msi_route Jan Kiszka 2012-08-27 6:28 ` [Qemu-devel] " Jan Kiszka 2012-08-27 6:28 ` [PATCH 2/4] kvm: Introduce kvm_has_intx_set_mask Jan Kiszka 2012-08-27 6:28 ` [Qemu-devel] " Jan Kiszka 2012-08-27 6:28 ` [PATCH 3/4] kvm: i386: Add services required for PCI device assignment Jan Kiszka 2012-08-27 6:28 ` [Qemu-devel] " Jan Kiszka 2012-08-27 6:28 ` [PATCH 4/4] kvm: i386: Add classic " Jan Kiszka 2012-08-27 6:28 ` [Qemu-devel] " Jan Kiszka 2012-08-27 12:07 ` Andreas Färber 2012-08-27 12:07 ` Andreas Färber 2012-08-27 12:15 ` Jan Kiszka 2012-08-27 12:15 ` [Qemu-devel] " Jan Kiszka 2012-08-28 21:26 ` Peter Maydell 2012-08-28 21:26 ` [Qemu-devel] " Peter Maydell 2012-08-29 8:47 ` Jan Kiszka 2012-08-29 8:47 ` [Qemu-devel] " Jan Kiszka 2012-08-29 8:49 ` Peter Maydell 2012-08-29 8:49 ` Peter Maydell 2012-08-29 8:50 ` Jan Kiszka 2012-08-29 8:50 ` Jan Kiszka 2012-09-03 15:59 ` Avi Kivity 2012-09-03 15:59 ` Avi Kivity 2012-09-04 3:31 ` Alex Williamson 2012-09-04 3:31 ` [Qemu-devel] " Alex Williamson 2012-08-28 12:57 ` Anthony Liguori 2012-08-28 12:57 ` Anthony Liguori 2012-08-29 14:08 ` Andreas Färber 2012-08-29 14:08 ` Andreas Färber 2012-08-29 18:32 ` Anthony Liguori 2012-08-29 18:32 ` [Qemu-devel] " Anthony Liguori 2012-09-04 21:00 ` Anthony Liguori 2012-09-04 21:00 ` [Qemu-devel] " Anthony Liguori 2012-09-05 15:26 ` Avi Kivity 2012-09-05 15:26 ` [Qemu-devel] " Avi Kivity 2012-09-05 15:29 ` Michael S. Tsirkin 2012-09-05 15:29 ` Michael S. Tsirkin 2012-09-05 15:41 ` Anthony Liguori 2012-09-05 15:41 ` Anthony Liguori 2012-09-05 15:52 ` Avi Kivity 2012-09-05 15:52 ` Avi Kivity 2012-09-05 19:04 ` Blue Swirl 2012-09-05 19:04 ` Blue Swirl 2012-09-05 19:22 ` Anthony Liguori 2012-09-05 19:22 ` Anthony Liguori 2012-09-05 19:38 ` Blue Swirl 2012-09-05 19:38 ` Blue Swirl 2012-09-05 20:46 ` Anthony Liguori 2012-09-05 20:46 ` [Qemu-devel] " Anthony Liguori 2012-09-10 15:33 ` Andreas Färber 2012-09-10 15:33 ` Andreas Färber 2012-09-06 3:42 ` [Qemu-ppc] " Alexander Graf 2012-09-06 3:42 ` [Qemu-devel] [Qemu-ppc] " Alexander Graf 2012-09-08 7:54 ` [Qemu-ppc] [Qemu-devel] " Blue Swirl 2012-09-08 7:54 ` [Qemu-devel] [Qemu-ppc] " Blue Swirl 2012-09-05 19:24 ` Eric Blake [this message] 2012-09-05 19:24 ` [Qemu-devel] " Eric Blake 2012-09-05 19:43 ` Blue Swirl 2012-09-05 19:43 ` Blue Swirl 2012-09-06 8:44 ` Avi Kivity 2012-09-06 8:44 ` Avi Kivity 2012-09-08 8:06 ` Blue Swirl 2012-09-08 8:06 ` [Qemu-devel] " Blue Swirl 2012-09-08 9:28 ` [Qemu-ppc] " Alexander Graf 2012-09-08 9:28 ` [Qemu-devel] " Alexander Graf 2012-09-08 10:16 ` [Qemu-ppc] [Qemu-devel] " Blue Swirl 2012-09-08 10:16 ` [Qemu-devel] [Qemu-ppc] " Blue Swirl 2012-09-08 12:13 ` Alexander Graf 2012-09-08 12:13 ` [Qemu-devel] " Alexander Graf 2012-09-08 12:30 ` Blue Swirl 2012-09-08 12:30 ` [Qemu-devel] " Blue Swirl 2012-09-08 14:59 ` Alexander Graf 2012-09-08 14:59 ` [Qemu-devel] " Alexander Graf 2012-08-27 18:56 ` Blue Swirl 2012-08-27 18:56 ` [Qemu-devel] " Blue Swirl 2012-08-27 19:01 ` Michael S. Tsirkin 2012-08-27 19:01 ` Michael S. Tsirkin 2012-08-27 19:06 ` Blue Swirl 2012-08-27 19:06 ` [Qemu-devel] " Blue Swirl 2012-08-28 0:30 ` Jan Kiszka 2012-08-28 0:30 ` Jan Kiszka 2012-09-03 16:06 ` Avi Kivity 2012-09-03 16:06 ` Avi Kivity 2012-08-28 7:35 ` Michael Tokarev 2012-08-28 7:35 ` Michael Tokarev 2012-08-28 17:01 ` Blue Swirl 2012-08-28 17:01 ` Blue Swirl 2012-08-28 17:28 ` Michael S. Tsirkin 2012-08-28 17:28 ` Michael S. Tsirkin 2012-08-28 17:38 ` Blue Swirl 2012-08-28 17:38 ` Blue Swirl 2012-08-28 19:31 ` Anthony Liguori 2012-08-28 19:31 ` [Qemu-devel] " Anthony Liguori 2012-08-28 19:49 ` malc 2012-08-28 19:49 ` [Qemu-devel] " malc 2012-08-28 20:06 ` Blue Swirl 2012-08-28 20:06 ` Blue Swirl 2012-08-28 21:51 ` Anthony Liguori 2012-08-28 21:51 ` Anthony Liguori 2012-09-01 9:20 ` Blue Swirl 2012-09-01 9:20 ` [Qemu-devel] " Blue Swirl 2012-08-29 8:27 ` Markus Armbruster 2012-08-29 8:27 ` [Qemu-devel] " Markus Armbruster 2012-09-03 16:14 ` Avi Kivity 2012-09-03 16:14 ` [Qemu-devel] " Avi Kivity 2012-09-03 19:32 ` Blue Swirl 2012-09-03 19:32 ` [Qemu-devel] " Blue Swirl 2012-09-04 8:32 ` Avi Kivity 2012-09-04 8:32 ` Avi Kivity 2012-09-04 19:27 ` Blue Swirl 2012-09-04 19:27 ` Blue Swirl 2012-09-04 21:28 ` Michael S. Tsirkin 2012-09-04 21:28 ` [Qemu-devel] " Michael S. Tsirkin 2012-09-05 19:09 ` Blue Swirl 2012-09-05 19:09 ` Blue Swirl 2012-08-28 11:02 ` [PATCH v2 " Jan Kiszka 2012-08-28 11:02 ` [Qemu-devel] " Jan Kiszka 2012-08-28 21:49 ` Michael S. Tsirkin 2012-08-28 21:49 ` [Qemu-devel] " Michael S. Tsirkin 2012-08-29 8:44 ` Jan Kiszka 2012-08-29 8:44 ` [Qemu-devel] " Jan Kiszka 2012-08-29 10:35 ` Michael S. Tsirkin 2012-08-29 10:35 ` [Qemu-devel] " Michael S. Tsirkin 2012-08-30 18:30 ` [PATCH v3 " Jan Kiszka 2012-08-30 18:30 ` [Qemu-devel] " Jan Kiszka 2012-09-06 8:44 ` Jan Kiszka 2012-09-06 8:44 ` [Qemu-devel] " Jan Kiszka 2012-09-06 8:49 ` Michael S. Tsirkin 2012-09-06 8:49 ` [Qemu-devel] " Michael S. Tsirkin 2012-09-06 16:06 ` Andreas Färber 2012-09-06 16:06 ` [Qemu-devel] " Andreas Färber 2012-09-06 16:16 ` Jan Kiszka 2012-09-06 16:16 ` [Qemu-devel] " Jan Kiszka 2012-09-08 7:55 ` Blue Swirl 2012-09-08 7:55 ` [Qemu-devel] " Blue Swirl 2012-09-09 14:13 ` Avi Kivity 2012-09-09 14:13 ` [Qemu-devel] " Avi Kivity 2012-09-10 9:26 ` Jan Kiszka 2012-09-10 9:26 ` [Qemu-devel] " Jan Kiszka 2012-09-10 12:30 ` Avi Kivity 2012-09-10 12:30 ` [Qemu-devel] " Avi Kivity 2012-08-28 15:04 ` [PATCH " Michael S. Tsirkin 2012-08-28 15:04 ` [Qemu-devel] " Michael S. Tsirkin 2012-08-29 10:50 ` Jan Kiszka 2012-08-29 10:50 ` [Qemu-devel] " Jan Kiszka
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