From: Wei Liu <wei.liu2@citrix.com>
To: Julien Grall <julien.grall@arm.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
Wei Liu <wei.liu2@citrix.com>,
andrew.cooper3@citrix.com, "xen.org" <Ian.Jackson@eu.citrix.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
jbeulich@suse.com, zhaoshenglong@huawei.com,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
roger.pau@citrix.com
Subject: Re: [PATCH v3 00/19] Make ACPI builder available to components other than hvmloader
Date: Thu, 15 Sep 2016 11:22:33 +0100 [thread overview]
Message-ID: <20160915102233.GI15958@citrix.com> (raw)
In-Reply-To: <27ac0fa8-32b8-bca6-4a2e-d525ab5badf8@arm.com>
On Thu, Sep 15, 2016 at 11:20:08AM +0100, Julien Grall wrote:
> Hi Wei,
>
> On 15/09/2016 11:18, Wei Liu wrote:
> >On Wed, Sep 14, 2016 at 11:21:39AM -0400, Boris Ostrovsky wrote:
> >>On 09/07/2016 02:59 PM, Boris Ostrovsky wrote:
> >>>The goal here is to build ACPI tables for PVHv2/HVMlite guests while reusing existing
> >>>hvmloader's ACPI builder code. The builder is provided as a library in tools/libacpi.
> >>>
> >>>This is version 3 of the series, see individual patches for changes. It can
> >>>be fetched from git://oss.oracle.com/git/bostrovs/xen.git:acpi_v3
> >>
> >>Wei, Ian --- are there any comments from the toolstack perspective?
> >>
> >>>
> >>>The series is probably still gated by lack of an ACK from Lenovo for the
> >>>relicensing patch (included here as patch 1).
> >>>
> >>
> >>So I looked again at commit 801d469ad8b2b88f669326327df03d03200efbfb
> >>(which is the patch from Lenovo) and it only does 2 things (assuming I
> >>parsed ASL correctly):
> >>* Adds _PIC method
> >>* Controls and describes legacy PCI interrupt routing. This
> >>functionality has actually been moved into mk_dsdt.c and so this ASL
> >>code is now generated.
> >>
> >>Neither of these two things is used by libxl so technically we may not
> >>need the ACK from Lenovo. OTOH, we may forget about this restriction in
> >>the future and accidentally include those two later.
> >>
> >
> >This is a risk I would rather not take. As you said, we may forget about
> >the restriction in the future.
>
> Does it mean this series may not be in Xen 4.8? If so, this will also delay
> other series such as the ACPI guest support for ARM.
>
I would like to see this and the subsequent ARM series in 4.8 -- it is
still possible we get an ack from Lenovo any time, but the issue is out
of our control at the moment. It's just one unfortunate incident in open
source software development. Sigh.
Wei.
> Cheers,
>
> --
> Julien Grall
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next prev parent reply other threads:[~2016-09-15 10:22 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-07 18:59 [PATCH v3 00/19] Make ACPI builder available to components other than hvmloader Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 01/19] acpi: Re-license ACPI builder files from GPLv2 to LGPLv2.1 Boris Ostrovsky
2016-09-07 19:48 ` Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 02/19] acpi/hvmloader: Collect processor and NUMA info in hvmloader Boris Ostrovsky
2016-09-08 13:41 ` Jan Beulich
2016-09-07 18:59 ` [PATCH v3 03/19] acpi/hvmloader: Set TIS header address " Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 04/19] acpi/hvmloader: Make providing IOAPIC in MADT optional Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 05/19] acpi/hvmloader: Build WAET optionally Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 06/19] acpi/hvmloader: Replace mem_alloc() and virt_to_phys() with memory ops Boris Ostrovsky
2016-09-08 13:54 ` Jan Beulich
2016-09-07 18:59 ` [PATCH v3 07/19] acpi/hvmloader: Translate all addresses when assigning addresses in ACPI tables Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 08/19] acpi/hvmloader: Link ACPI object files directly Boris Ostrovsky
2016-09-08 13:56 ` Jan Beulich
2016-09-07 18:59 ` [PATCH v3 09/19] acpi/hvmloader: Include file/paths adjustments Boris Ostrovsky
2016-09-08 14:05 ` Jan Beulich
2016-09-08 18:29 ` Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 10/19] acpi: Move ACPI code to tools/libacpi Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 11/19] x86: Allow LAPIC-only emulation_flags for HVM guests Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 12/19] libacpi: Build DSDT for PVH guests Boris Ostrovsky
2016-09-08 14:09 ` Jan Beulich
2016-09-14 4:13 ` Shannon Zhao
2016-09-14 12:47 ` Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 13/19] acpi: Makefile should better tolerate interrupts Boris Ostrovsky
2016-09-08 14:15 ` Jan Beulich
2016-09-08 18:51 ` Boris Ostrovsky
2016-09-09 8:03 ` Jan Beulich
2016-09-09 13:07 ` Boris Ostrovsky
2016-09-09 13:29 ` Jan Beulich
2016-09-09 13:56 ` Boris Ostrovsky
2016-09-09 14:13 ` Ian Jackson
2016-09-09 14:31 ` Boris Ostrovsky
2016-09-09 14:33 ` Ian Jackson
2016-09-09 14:38 ` Boris Ostrovsky
2016-09-09 15:20 ` Jan Beulich
2016-09-09 16:05 ` Boris Ostrovsky
2016-09-09 16:11 ` Jan Beulich
2016-09-07 18:59 ` [PATCH v3 14/19] libxc/libxl: Allow multiple ACPI modules Boris Ostrovsky
2016-09-15 10:13 ` Wei Liu
2016-09-07 18:59 ` [PATCH v3 15/19] libxl/acpi: Add ACPI e820 entry Boris Ostrovsky
2016-09-15 10:13 ` Wei Liu
2016-09-07 18:59 ` [PATCH v3 16/19] libxl/pvhv2: Include APIC page in MMIO hole for PVHv2 guests Boris Ostrovsky
2016-09-15 10:13 ` Wei Liu
2016-09-07 18:59 ` [PATCH v3 17/19] ilibxl: Initialize domain build info before calling libxl__domain_make Boris Ostrovsky
2016-09-15 10:13 ` Wei Liu
2016-09-07 18:59 ` [PATCH v3 18/19] libxl/acpi: Build ACPI tables for HVMlite guests Boris Ostrovsky
2016-09-08 14:20 ` Jan Beulich
2016-09-08 18:53 ` Boris Ostrovsky
2016-09-09 8:05 ` Jan Beulich
2016-09-09 13:11 ` Boris Ostrovsky
2016-09-09 13:50 ` Ian Jackson
2016-09-09 14:02 ` Boris Ostrovsky
2016-09-07 18:59 ` [PATCH v3 19/19] libxc/xc_dom_core: Copy ACPI tables to guest space Boris Ostrovsky
2016-09-15 10:13 ` Wei Liu
2016-09-14 15:21 ` [PATCH v3 00/19] Make ACPI builder available to components other than hvmloader Boris Ostrovsky
2016-09-15 10:18 ` Wei Liu
2016-09-15 10:20 ` Julien Grall
2016-09-15 10:22 ` Wei Liu [this message]
2016-09-15 12:39 ` Boris Ostrovsky
2016-09-15 13:48 ` Julien Grall
2016-09-15 14:07 ` Boris Ostrovsky
2016-09-15 14:21 ` Jan Beulich
2016-09-15 15:28 ` Boris Ostrovsky
2016-09-15 16:05 ` Jan Beulich
2016-09-15 16:40 ` Boris Ostrovsky
2016-09-16 6:45 ` Jan Beulich
2016-09-16 12:41 ` Boris Ostrovsky
2016-09-16 15:22 ` Lars Kurth
2016-09-16 15:53 ` Boris Ostrovsky
2016-09-19 15:30 ` Ian Jackson
2016-09-19 15:42 ` Boris Ostrovsky
2016-09-19 15:49 ` Ian Jackson
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