From: Marcelo Tosatti <mtosatti@redhat.com>
To: Jan Kiszka <jan.kiszka@web.de>
Cc: Gleb Natapov <gleb@redhat.com>, kvm <kvm@vger.kernel.org>,
Paolo Bonzini <pbonzini@redhat.com>
Subject: Re: [PATCH] KVM: VMX: Require KVM_SET_TSS_ADDR being called prior to running a VCPU
Date: Mon, 18 Mar 2013 13:50:54 -0300 [thread overview]
Message-ID: <20130318165054.GA12135@amt.cnet> (raw)
In-Reply-To: <5142D010.7060303@web.de>
On Fri, Mar 15, 2013 at 08:38:56AM +0100, Jan Kiszka wrote:
> From: Jan Kiszka <jan.kiszka@siemens.com>
>
> Very old user space (namely qemu-kvm before kvm-49) didn't set the TSS
> base before running the VCPU. We always warned about this bug, but no
> reports about users actually seeing this are known. Time to finally
> remove the workaround that effectively prevented to call vmx_vcpu_reset
> while already holding the KVM srcu lock.
>
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
> ---
>
> This obsoletes all other attempts to allow vmx_vcpu_reset to be called
> with the srcu lock held. Hope we can settle the topic this way.
Applied, thanks.
next prev parent reply other threads:[~2013-03-18 16:54 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-15 7:38 [PATCH] KVM: VMX: Require KVM_SET_TSS_ADDR being called prior to running a VCPU Jan Kiszka
2013-03-15 11:43 ` Gleb Natapov
2013-03-18 16:50 ` Marcelo Tosatti [this message]
2023-06-28 1:29 ` Thorsten Glaser
2023-06-28 16:21 ` Sean Christopherson
2023-06-28 17:53 ` Thorsten Glaser
2023-06-28 19:07 ` Sean Christopherson
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