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Re: [Qemu-ppc] [PULL 0/2] ppc-for-4.1 queue 20190813

From: Peter Maydell
Subject: Re: [Qemu-ppc] [PULL 0/2] ppc-for-4.1 queue 20190813
Date: Tue, 13 Aug 2019 10:23:57 +0100

On Tue, 13 Aug 2019 at 07:59, David Gibson <address@hidden> wrote:
> The following changes since commit 5e7bcdcfe69ce0fad66012b2cfb2035003c37eef:
>   display/bochs: fix pcie support (2019-08-12 16:36:41 +0100)
> are available in the Git repository at:
>   git://github.com/dgibson/qemu.git tags/ppc-for-4.1-20190813
> for you to fetch changes up to 310cda5b5e9df642b19a0e9c504368ffba3b3ab9:
>   spapr/xive: Fix migration of hot-plugged CPUs (2019-08-13 16:50:30 +1000)
> ----------------------------------------------------------------
> ppc patch queue 2019-08-13 (last minute qemu-4.1 fixes)
> Here's a very, very last minute pull request for qemu-4.1.  This fixes
> two nasty bugs with the XIVE interrupt controller in "dual" mode
> (where the guest decides which interrupt controller it wants to use).
> One occurs when resetting the guest while I/O is active, and the other
> with migration of hotplugged CPUs.
> The timing here is very unfortunate.  Alas, we only spotted these bugs
> very late, and I was sick last week, delaying analysis and fix even
> further.
> This series hasn't had nearly as much testing as I'd really like, but
> I'd still like to squeeze it into qemu-4.1 if possible, since
> definitely fixing two bad bugs seems like an acceptable tradeoff for
> the risk of introducing different bugs.

Are these regressions? Are they security issues?

We are going to have an rc5 today, but my intention was to only put in
the security-fix bug in the bochs display device, and then have
a final release Thursday.

-- PMM

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