From: Avi Kivity <avi@redhat.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>, Gleb Natapov <gleb@redhat.com>,
Alex Williamson <alex.williamson@redhat.com>,
Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>,
Alexander Graf <agraf@suse.de>,
kvm-ppc@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH 3/5] KVM: PPC: Book3S HV: Handle memory slot deletion and modification correctly
Date: Wed, 15 Aug 2012 09:23:19 +0000 [thread overview]
Message-ID: <502B6A87.6010802@redhat.com> (raw)
In-Reply-To: <20120813163411.GA22134@amt.cnet>
On 08/13/2012 07:34 PM, Marcelo Tosatti wrote:
>
> Avi, Gleb, Alex, do you know why it is necessary to support change of
> GPA base again?
BAR moving around.
> Without taking into consideration backwards compatibility, userspace
> can first delete the slot and later create a new one.
Current qemu will in fact do that. Not sure about older ones.
There is a difference in that the existing method is atomic. I don't
see a real need for this atomicity though.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2012-08-15 9:23 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-06 10:02 [PATCH 0/5] Improve memory slot handling and other fixes Paul Mackerras
2012-08-06 10:03 ` [PATCH 1/5] KVM: PPC: Book3S HV: Fix incorrect branch in H_CEDE code Paul Mackerras
2012-08-06 10:04 ` [PATCH 2/5] KVM: PPC: Quieten message about allocating linear regions Paul Mackerras
2012-08-06 10:06 ` [PATCH 3/5] KVM: PPC: Book3S HV: Handle memory slot deletion and modification correctly Paul Mackerras
2012-08-09 18:16 ` Marcelo Tosatti
2012-08-10 0:34 ` Paul Mackerras
2012-08-10 1:25 ` Marcelo Tosatti
2012-08-10 1:33 ` Marcelo Tosatti
2012-08-10 2:09 ` Takuya Yoshikawa
2012-08-10 18:35 ` Marcelo Tosatti
2012-08-11 0:37 ` Paul Mackerras
2012-08-13 16:34 ` Marcelo Tosatti
2012-08-13 22:04 ` Marcelo Tosatti
2012-08-15 9:26 ` Avi Kivity
2012-08-15 17:59 ` Marcelo Tosatti
2012-08-17 7:06 ` Benjamin Herrenschmidt
2012-08-17 18:39 ` Marcelo Tosatti
2012-08-17 20:32 ` Benjamin Herrenschmidt
2012-08-23 13:55 ` Marcelo Tosatti
2012-08-24 9:29 ` Paul Mackerras
2012-08-24 18:58 ` Marcelo Tosatti
2012-08-19 9:39 ` Avi Kivity
2012-08-15 6:06 ` Paul Mackerras
2012-08-15 9:23 ` Avi Kivity [this message]
2012-08-06 10:06 ` [PATCH 4/5] KVM: PPC: Book3S HV: Take the SRCU read lock before looking up memslots Paul Mackerras
2012-08-09 18:22 ` Marcelo Tosatti
2012-08-10 0:45 ` Paul Mackerras
2012-08-06 10:08 ` [RFC PATCH 5/5] KVM: PPC: Take the SRCU lock around memslot use Paul Mackerras
2012-08-09 18:27 ` Marcelo Tosatti
2012-08-10 0:37 ` Paul Mackerras
2012-08-10 9:27 ` Alexander Graf
2012-08-15 8:16 ` Benjamin Herrenschmidt
2012-08-10 9:23 ` [PATCH 0/5] Improve memory slot handling and other fixes Alexander Graf
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