From: Marcelo Tosatti <mtosatti@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
qemu-devel@nongnu.org, Avi Kivity <avi@redhat.com>,
kvm@vger.kernel.org
Subject: Re: [PATCH 4/4] KVM: Rework of guest debug state writing
Date: Wed, 3 Feb 2010 21:49:29 -0200 [thread overview]
Message-ID: <20100203234929.GA11012@amt.cnet> (raw)
In-Reply-To: <372238c800e0d57815f472502fdf78e53463bbb6.1265232579.git.jan.kiszka@siemens.com>
On Wed, Feb 03, 2010 at 10:29:45PM +0100, Jan Kiszka wrote:
> So far we synchronized any dirty VCPU state back into the kernel before
> updating the guest debug state. This was a tribute to a deficit in x86
> kernels before 2.6.33. But as this is an arch-dependent issue, it is
> better handle in the x86 part of KVM and remove the writeback point for
> generic code.
Jan,
This patch breaks migration.
WARNING: multiple messages have this Message-ID (diff)
From: Marcelo Tosatti <mtosatti@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org,
Avi Kivity <avi@redhat.com>
Subject: [Qemu-devel] Re: [PATCH 4/4] KVM: Rework of guest debug state writing
Date: Wed, 3 Feb 2010 21:49:29 -0200 [thread overview]
Message-ID: <20100203234929.GA11012@amt.cnet> (raw)
In-Reply-To: <372238c800e0d57815f472502fdf78e53463bbb6.1265232579.git.jan.kiszka@siemens.com>
On Wed, Feb 03, 2010 at 10:29:45PM +0100, Jan Kiszka wrote:
> So far we synchronized any dirty VCPU state back into the kernel before
> updating the guest debug state. This was a tribute to a deficit in x86
> kernels before 2.6.33. But as this is an arch-dependent issue, it is
> better handle in the x86 part of KVM and remove the writeback point for
> generic code.
Jan,
This patch breaks migration.
next prev parent reply other threads:[~2010-02-03 23:50 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-03 21:29 [PATCH 0/4] KVM pull request: Various fixes and cleanups Jan Kiszka
2010-02-03 21:29 ` [Qemu-devel] " Jan Kiszka
2010-02-03 21:29 ` [PATCH 1/4] KVM: x86: Fix up misreported CPU features Jan Kiszka
2010-02-03 21:29 ` [Qemu-devel] " Jan Kiszka
2010-02-03 21:29 ` [PATCH 2/4] KVM: Make vmport KVM-compatible Jan Kiszka
2010-02-03 21:29 ` [Qemu-devel] " Jan Kiszka
2010-02-03 21:29 ` [PATCH 3/4] KVM: Move and rename regs_modified Jan Kiszka
2010-02-03 21:29 ` [Qemu-devel] " Jan Kiszka
2010-02-03 21:29 ` [PATCH 4/4] KVM: Rework of guest debug state writing Jan Kiszka
2010-02-03 21:29 ` [Qemu-devel] " Jan Kiszka
2010-02-03 23:49 ` Marcelo Tosatti [this message]
2010-02-03 23:49 ` [Qemu-devel] " Marcelo Tosatti
2010-02-04 0:33 ` Jan Kiszka
2010-02-04 0:33 ` [Qemu-devel] " Jan Kiszka
2010-02-04 13:00 ` Marcelo Tosatti
2010-02-04 13:00 ` [Qemu-devel] " Marcelo Tosatti
2010-02-04 15:04 ` Jan Kiszka
2010-02-04 15:04 ` [Qemu-devel] " Jan Kiszka
2010-02-04 15:41 ` Jan Kiszka
2010-02-04 15:41 ` [Qemu-devel] " Jan Kiszka
2010-02-04 18:05 ` Marcelo Tosatti
2010-02-04 18:05 ` [Qemu-devel] " Marcelo Tosatti
2010-02-04 18:53 ` Jan Kiszka
2010-02-04 18:53 ` [Qemu-devel] " Jan Kiszka
2010-02-04 19:00 ` Jan Kiszka
2010-02-04 19:00 ` [Qemu-devel] " Jan Kiszka
2010-02-08 15:52 ` Marcelo Tosatti
2010-02-08 15:52 ` [Qemu-devel] " Marcelo Tosatti
2010-02-08 16:07 ` Jan Kiszka
2010-02-08 16:07 ` [Qemu-devel] " Jan Kiszka
2010-02-04 19:21 ` Jan Kiszka
2010-02-04 19:21 ` [Qemu-devel] " Jan Kiszka
2010-02-04 20:50 ` Marcelo Tosatti
2010-02-04 20:50 ` [Qemu-devel] " Marcelo Tosatti
2010-02-08 15:52 ` Marcelo Tosatti
2010-02-08 15:52 ` [Qemu-devel] " Marcelo Tosatti
2010-02-03 21:35 ` [Qemu-devel] [PATCH 0/4] KVM pull request: Various fixes and cleanups Anthony Liguori
2010-02-03 21:54 ` Jan Kiszka
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