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Bug 690280 - app-emulation/qemu-4.0.0-r3 pc-q35-4.0 chipset causes issues with guests
Summary: app-emulation/qemu-4.0.0-r3 pc-q35-4.0 chipset causes issues with guests
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: All Linux
: Normal major (vote)
Assignee: Gentoo Linux bug wranglers
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2019-07-20 11:47 UTC by EoD
Modified: 2019-07-28 18:21 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


Attachments
Upstream backport (qemu-q35-fix.patch,4.85 KB, patch)
2019-07-20 11:47 UTC, EoD
Details | Diff

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Description EoD 2019-07-20 11:47:54 UTC
Created attachment 583762 [details, diff]
Upstream backport

There is a major issue with pc-q35-4.0 chipset which causes a Windows guest to go haywire and hence makes libvirt completely unusable with the current Gentoo and qemu.
For more details, see the bugs reports below:
https://bugs.launchpad.net/qemu/+bug/1826422
https://bugzilla.redhat.com/show_bug.cgi?id=1704375



After applying the upstream fix (see attached patch), the newly created guests seem to work fine.

Upstream fix:
https://lists.gnu.org/archive/html/qemu-devel/2019-06/msg00589.html
Comment 1 Larry the Git Cow gentoo-dev 2019-07-28 18:21:58 UTC
The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f76e446190008f27fbad7ad055ea57c4e124a232

commit f76e446190008f27fbad7ad055ea57c4e124a232
Author:     Matthias Maier <tamiko@gentoo.org>
AuthorDate: 2019-07-28 18:11:01 +0000
Commit:     Matthias Maier <tamiko@gentoo.org>
CommitDate: 2019-07-28 18:21:26 +0000

    app-emulation/qemu: maintenacne patches, revbump
    
     * patch for linux-headers-5.2
     * apply upstream patch for pc-q35 regression with windows guests
    
    Closes: https://bugs.gentoo.org/690418
    Closes: https://bugs.gentoo.org/690280
    Package-Manager: Portage-2.3.69, Repoman-2.3.16
    Signed-off-by: Matthias Maier <tamiko@gentoo.org>

 .../qemu/files/qemu-4.0.0-linux-headers-5.2.patch  | 334 +++++++++
 .../qemu/files/qemu-4.0.0-pc-q35-4.0.patch         | 135 ++++
 app-emulation/qemu/qemu-4.0.0-r4.ebuild            | 813 +++++++++++++++++++++
 3 files changed, 1282 insertions(+)