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Re: [Qemu-devel] [qemu-s390x] [PATCH v2 0/6] s390x/pci: remaining hot/un

From: David Hildenbrand
Subject: Re: [Qemu-devel] [qemu-s390x] [PATCH v2 0/6] s390x/pci: remaining hot/un)plug patches
Date: Thu, 31 Jan 2019 22:21:25 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.1

On 31.01.19 21:43, Collin Walling wrote:
> On 1/30/19 10:57 AM, David Hildenbrand wrote:
>> These are all the patches that are not yet upstream (@Conny you might
>> already picked some, including them for the full picture) and after
>> a good discussion yesterday, including a patch t get rid of the release
>> timer. I ran a couple of sanity tests on this series.
>> #1 and #2 fix hotplugging of PCI bridges.
>> #3 warns when "zpci=off"
>> #4 refactors unplugging
>> #5 get's rid of the release timer
>> #6 processes all unplug requests on reboot
>> @Colin, can you review/ack? Especially Patch #4 is needed for qdev
>> patches already on the list. ("[PATCH RFCv2 0/9] qdev: Hotplug handler
>> chaining + virtio-pmem")
> I've given my r-b for 4, 5, and 6. IIRC, the other patches in this
> series looked fine from previous versions, but I'd like to look at them
> more carefully before ack'ing. Please allow me some time to devote to
> them in the near future. Trying my best to balance things :)

Thanks, patch 4 was the most important one for me (needed for the qdev
reworks). All the other stuff was fallout from testing and code review.

>> David Hildenbrand (6):
>>    s390x/pci: Fix primary bus number for PCI bridges
>>    s390x/pci: Fix hotplugging of PCI bridges
>>    s390x/pci: Warn when adding PCI devices without the 'zpci' feature
>>    s390x/pci: Introduce unplug requests and split unplug handler
>>    s390x/pci: Drop release timer and replace it with a flag
>>    s390x/pci: Unplug remaining requested devices on pcihost reset
>>   hw/s390x/s390-pci-bus.c | 233 ++++++++++++++++++++++++++--------------
>>   hw/s390x/s390-pci-bus.h |   4 +-
>>   2 files changed, 152 insertions(+), 85 deletions(-)



David / dhildenb

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