From: Avi Kivity <avi@redhat.com>
To: Orit Wasserman <oritw@il.ibm.com>
Cc: Gleb Natapov <gleb@redhat.com>, Abel Gordon <ABELG@il.ibm.com>,
aliguori@us.ibm.com, Ben-Ami Yassour1 <BENAMI@il.ibm.com>,
kvm@vger.kernel.org, mdday@us.ibm.com,
Muli Ben-Yehuda <MULI@il.ibm.com>
Subject: Re: [PATCH 5/5] Nested VMX patch 5 implements vmlaunch and vmresume
Date: Thu, 22 Oct 2009 12:55:38 +0200 [thread overview]
Message-ID: <4AE03A2A.30503@redhat.com> (raw)
In-Reply-To: <OF8FB5B240.2FFD1FA4-ONC2257656.004A6956-C2257656.0050E8C3@il.ibm.com>
On 10/21/2009 04:43 PM, Orit Wasserman wrote:
>
> It is possible L1 called vmlaunch but we didn't actually run L2 (for
> example there was an interrupt and
> enable_irq_window switched back to L1 before running L2). L1 thinks the
> vmlaunch was successful and call vmresume in the next time
> but KVM needs to call vmlaunch for L2.
>
Is it really possible? If vmlaunch is started, it should complete
unconditionally for L1. The irq window should be recalculated based on
the guest vmcs "exit on external interrupt" and guest eflags/cr8 etc.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-10-22 10:55 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-15 14:41 Nested VMX support v3 oritw
2009-10-15 14:41 ` [PATCH 1/5] Nested VMX patch 1 implements vmon and vmoff oritw
2009-10-15 14:41 ` [PATCH 2/5] Nested VMX patch 2 implements vmclear oritw
2009-10-15 14:41 ` [PATCH 3/5] Nested VMX patch 3 implements vmptrld and vmptrst oritw
2009-10-15 14:41 ` [PATCH 4/5] Nested VMX patch 4 implements vmread and vmwrite oritw
2009-10-15 14:41 ` [PATCH 5/5] Nested VMX patch 5 implements vmlaunch and vmresume oritw
2009-10-19 17:29 ` Gleb Natapov
2009-10-21 14:43 ` Orit Wasserman
2009-10-22 9:04 ` Gleb Natapov
2009-10-22 15:46 ` Orit Wasserman
2009-10-25 9:44 ` Gleb Natapov
2009-10-28 16:23 ` Orit Wasserman
2009-10-29 17:31 ` Gleb Natapov
2009-11-09 9:33 ` Abel Gordon
2009-10-22 10:55 ` Avi Kivity [this message]
2009-10-20 4:56 ` Avi Kivity
2009-10-22 12:56 ` Orit Wasserman
2009-10-19 13:17 ` [PATCH 4/5] Nested VMX patch 4 implements vmread and vmwrite Gleb Natapov
2009-10-21 13:32 ` Orit Wasserman
2009-10-20 4:44 ` Avi Kivity
2009-10-22 12:50 ` Orit Wasserman
2009-10-19 11:17 ` [PATCH 3/5] Nested VMX patch 3 implements vmptrld and vmptrst Gleb Natapov
2009-10-21 13:27 ` Orit Wasserman
2009-10-19 12:59 ` Gleb Natapov
2009-10-21 13:28 ` Orit Wasserman
2009-10-20 4:24 ` Avi Kivity
2009-10-22 12:48 ` Orit Wasserman
2009-10-20 4:06 ` [PATCH 2/5] Nested VMX patch 2 implements vmclear Avi Kivity
2009-10-21 14:56 ` Orit Wasserman
2009-10-20 4:00 ` [PATCH 1/5] Nested VMX patch 1 implements vmon and vmoff Avi Kivity
2009-10-22 12:41 ` Orit Wasserman
2009-10-19 10:47 ` Nested VMX support v3 Gleb Natapov
2009-10-20 3:30 ` Avi Kivity
2009-10-21 14:50 ` Orit Wasserman
-- strict thread matches above, loose matches on Subject: below --
2009-09-30 13:32 Nested VMX support v2 oritw
2009-09-30 13:32 ` [PATCH 1/5] Nested VMX patch 1 implements vmon and vmoff oritw
2009-09-30 13:32 ` [PATCH 2/5] Nested VMX patch 2 implements vmclear oritw
2009-09-30 13:32 ` [PATCH 3/5] Nested VMX patch 3 implements vmptrld and vmptrst oritw
2009-09-30 13:32 ` [PATCH 4/5] Nested VMX patch 4 implements vmread and vmwrite oritw
2009-09-30 13:32 ` [PATCH 5/5] Nested VMX patch 5 implements vmlaunch and vmresume oritw
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