From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@web.de>
Cc: Anthony Liguori <aliguori@us.ibm.com>, qemu-devel@nongnu.org
Subject: [Qemu-devel] Re: [PATCH 0/8] kvm: Fixes, cleanups and live migration
Date: Sat, 02 May 2009 11:07:28 +0300 [thread overview]
Message-ID: <49FBFF40.3070701@redhat.com> (raw)
In-Reply-To: <49FB7E16.8000309@web.de>
Jan Kiszka wrote:
> As far as I understood it, interrupt_bitmap will become relevant for
> in-kernel irqchips.
>
It's relevant for both. tcg is able to ack an interrupt and inject it
atomically, but kvm is not (since injection is part of guest entry,
which does not have bounded execution time). Hence the need to split
the ack and injection into two steps, and save intermediate state.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
next prev parent reply other threads:[~2009-05-02 8:08 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-01 21:17 [Qemu-devel] [PATCH 0/8] kvm: Fixes, cleanups and live migration Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 1/8] kvm: Conditionally apply workaround for KVM slot handling bug Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 4/8] kvm: Rework dirty bitmap synchronization Jan Kiszka
2009-05-03 10:05 ` [Qemu-devel] " Avi Kivity
2009-05-04 8:52 ` Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 6/8] kvm: Fix framebuffer dirty log sync Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 3/8] kvm: Fix dirty log temporary buffer size Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 5/8] kvm: Add missing bits to support live migration Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 2/8] kvm: Introduce kvm_set_migration_log Jan Kiszka
2009-05-01 21:17 ` [Qemu-devel] [PATCH 8/8] kvm: Rework VCPU reset Jan Kiszka
2009-05-03 15:58 ` [Qemu-devel] " Avi Kivity
2009-05-04 8:54 ` Jan Kiszka
2009-05-04 9:12 ` Avi Kivity
2009-05-04 9:29 ` Jan Kiszka
2009-05-04 10:01 ` Avi Kivity
2009-05-01 21:17 ` [Qemu-devel] [PATCH 7/8] Introduce reset notifier order Jan Kiszka
2009-05-01 23:52 ` Paul Brook
2009-05-02 0:05 ` [Qemu-devel] " Jan Kiszka
2009-05-02 0:34 ` Paul Brook
2009-05-04 7:45 ` Jan Kiszka
2009-05-01 22:30 ` [Qemu-devel] Re: [PATCH 0/8] kvm: Fixes, cleanups and live migration Anthony Liguori
2009-05-01 22:49 ` Anthony Liguori
2009-05-01 22:49 ` Jan Kiszka
2009-05-01 22:40 ` Anthony Liguori
2009-05-01 22:56 ` Jan Kiszka
2009-05-02 8:07 ` Avi Kivity [this message]
2009-05-02 7:40 ` Gleb Natapov
2009-05-02 13:50 ` Anthony Liguori
2009-05-02 17:23 ` Gleb Natapov
2009-05-02 19:12 ` Avi Kivity
2009-05-02 20:07 ` Gleb Natapov
2009-05-02 20:09 ` [Qemu-devel] Re: [PATCH 0/8] kvm: Fixes, cleanups and livemigration Anthony Liguori
2009-05-03 5:25 ` Gleb Natapov
2009-05-03 5:57 ` [Qemu-devel] Re: [PATCH 0/8] kvm: Fixes, cleanups and live migration Avi Kivity
2009-05-03 6:05 ` Gleb Natapov
2009-05-03 7:36 ` Avi Kivity
2009-05-03 7:46 ` Gleb Natapov
2009-05-03 7:50 ` Avi Kivity
2009-05-03 7:56 ` Gleb Natapov
2009-05-03 8:01 ` Avi Kivity
2009-05-03 8:35 ` Gleb Natapov
2009-05-01 22:49 ` [Qemu-devel] [PATCH 9/8] kvm: Save/restore TSC counter Jan Kiszka
2009-05-01 22:51 ` [Qemu-devel] " Anthony Liguori
2009-05-01 22:58 ` Jan Kiszka
2009-05-01 23:09 ` Jan Kiszka
2009-05-01 23:18 ` Anthony Liguori
2009-05-02 0:08 ` [Qemu-devel] [PATCH 9/8] kvm: x86: Save/restore KVM-specific CPU states Jan Kiszka
2009-05-02 0:20 ` [Qemu-devel] [PATCH 9/8 v2] " Jan Kiszka
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