From: Jason Wang <jasowang@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>
Cc: gleb@kernel.org, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, cornelia.huck@de.ibm.com
Subject: Re: [PATCH V4 0/4] Fast MMIO eventfd fixes
Date: Fri, 11 Sep 2015 17:28:29 +0800 [thread overview]
Message-ID: <55F29EBD.1090404@redhat.com> (raw)
In-Reply-To: <55F291C4.2010002@redhat.com>
On 09/11/2015 04:33 PM, Paolo Bonzini wrote:
>
> On 11/09/2015 10:15, Michael S. Tsirkin wrote:
>> I think we should add a capability for fast mmio.
>> This way, userspace can avoid crashing buggy kernels.
> I agree.
>
> Paolo
Right, then qemu will use datamatch eventfd if kenrel dost not have the
capability.
Thanks
next prev parent reply other threads:[~2015-09-11 9:28 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-11 3:17 [PATCH V4 0/4] Fast MMIO eventfd fixes Jason Wang
2015-09-11 3:17 ` [PATCH V4 1/4] kvm: factor out core eventfd assign/deassign logic Jason Wang
2015-09-11 7:39 ` Cornelia Huck
2015-09-11 8:17 ` Paolo Bonzini
2015-09-11 9:14 ` Jason Wang
2015-09-11 3:17 ` [PATCH V4 2/4] kvm: fix double free for fast mmio eventfd Jason Wang
2015-09-11 7:46 ` Cornelia Huck
2015-09-11 9:25 ` Jason Wang
2015-09-11 10:19 ` Cornelia Huck
2015-09-11 3:17 ` [PATCH V4 3/4] kvm: fix zero length mmio searching Jason Wang
2015-09-11 8:26 ` Paolo Bonzini
2015-09-11 8:31 ` Cornelia Huck
2015-09-11 9:26 ` Jason Wang
2015-09-11 3:17 ` [PATCH V4 4/4] kvm: add tracepoint for fast mmio Jason Wang
2015-09-11 8:15 ` [PATCH V4 0/4] Fast MMIO eventfd fixes Michael S. Tsirkin
2015-09-11 8:33 ` Paolo Bonzini
2015-09-11 9:28 ` Jason Wang [this message]
2015-09-13 8:51 ` Michael S. Tsirkin
2015-09-13 8:52 ` Michael S. Tsirkin
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