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: 36+ 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 7/7] vga: Cleanup dirty logging Jan Kiszka
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 10:31 ` Liu Yu-B13201
2009-04-29 10:38 ` Jan Kiszka
2009-04-29 10:38 ` Jan Kiszka
2009-04-29 11:10 ` Liu Yu-B13201
2009-04-29 11:10 ` Liu Yu-B13201
2009-04-29 11:36 ` Jan Kiszka
2009-04-29 11:36 ` Jan Kiszka
2009-04-29 17:10 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot Hollis Blanchard
2009-04-29 17:10 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot management Hollis Blanchard
2009-04-29 17:30 ` Jan Kiszka
2009-04-29 17:30 ` Jan Kiszka
2009-04-29 17:37 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot Hollis Blanchard
2009-04-29 17:37 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot management Hollis Blanchard
2009-04-29 18:08 ` Jan Kiszka
2009-04-29 18:08 ` Jan Kiszka
2009-04-30 2:39 ` Liu Yu-B13201
2009-04-30 2:39 ` Liu Yu-B13201
2009-04-29 17:38 ` Anthony Liguori
2009-04-29 17:38 ` Anthony Liguori
2009-04-29 18:02 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot Hollis Blanchard
2009-04-29 18:02 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot management Hollis Blanchard
2009-04-29 18:54 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot Blue Swirl
2009-04-29 18:54 ` [Qemu-devel] [PATCH 4/7] kvm: Add sanity checks to slot management Blue Swirl
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
2009-04-11 17:20 ` [Qemu-devel] [PATCH 1/7] kvm: Sync CPU state " Jan Kiszka
2009-04-17 14:26 ` Anthony Liguori
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 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]
2009-04-17 14:27 ` [Qemu-devel] [PATCH 0/7] kvm: fix system reset & rework slot management Anthony Liguori
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=49E893DF.7050304@us.ibm.com \
--to=aliguori@us.ibm.com \
--cc=qemu-devel@nongnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.