From: Anthony Liguori <aliguori@us.ibm.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 5/7 v2] kvm: improve handling of overlapping slots
Date: Fri, 17 Apr 2009 09:36:15 -0500 [thread overview]
Message-ID: <49E893DF.7050304@us.ibm.com> (raw)
In-Reply-To: <49E31B4F.90201@web.de>
Jan Kiszka wrote:
> This reworks the slot management to handle all patterns of
> cpu_register_physical_memory*, finally allowing to reset KVM guests (so
> far address remapping on reset broke the slot management).
>
> Nevertheless, KVM kernel bug in older versions forces us to track
> previousfragmentations and maintain them (as that bug prevents
> registering larger slots that overlap also deleted ones). When affected
> KVM versions are detected, we apply a workaround that covers all
> currently used patterns.
>
> Changes in v2:
> - detect KVM kernel bug and apply the workaround only when needed
>
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
>
Please resubmit this as a patch against v1.
Regards,
Anthony Liguori
next prev parent reply other threads:[~2009-04-17 14:36 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-11 17:20 [Qemu-devel] [PATCH 0/7] kvm: fix system reset & rework slot management Jan Kiszka
2009-04-11 17:20 ` [Qemu-devel] [PATCH 3/7] kvm: Cleanup unmap condition in kvm_set_phys_mem Jan Kiszka
2009-04-11 17:20 ` [Qemu-devel] [PATCH 7/7] vga: Cleanup dirty logging Jan Kiszka
2009-04-11 17:20 ` [Qemu-devel] [PATCH 1/7] kvm: Sync CPU state on reset Jan Kiszka
2009-04-17 14:26 ` Anthony Liguori
2009-04-11 17:20 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot management Jan Kiszka
2009-04-29 10:31 ` Liu Yu-B13201
2009-04-29 10:38 ` Jan Kiszka
2009-04-29 11:10 ` Liu Yu-B13201
2009-04-29 11:36 ` Jan Kiszka
2009-04-29 17:10 ` Hollis Blanchard
2009-04-29 17:30 ` Jan Kiszka
2009-04-29 17:37 ` Hollis Blanchard
2009-04-29 18:08 ` Jan Kiszka
2009-04-30 2:39 ` Liu Yu-B13201
2009-04-29 17:38 ` Anthony Liguori
2009-04-29 18:02 ` Hollis Blanchard
2009-04-29 18:54 ` Blue Swirl
2009-04-11 17:20 ` [Qemu-devel] [PATCH 5/7] kvm: improve handling of overlapping slots Jan Kiszka
2009-04-13 11:00 ` [Qemu-devel] [PATCH 5/7 v2] " Jan Kiszka
2009-04-17 14:36 ` Anthony Liguori [this message]
2009-04-11 17:20 ` [Qemu-devel] [PATCH 6/7] vga: Fix inconsistent tracking of map_addr Jan Kiszka
2009-04-11 17:20 ` [Qemu-devel] [PATCH 2/7] kvm: Apply SMM-already-initialized workaround on reset Jan Kiszka
2009-04-17 14:27 ` [Qemu-devel] [PATCH 0/7] kvm: fix system reset & rework slot management Anthony Liguori
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