From: Paolo Bonzini <pbonzini@redhat.com>
To: Eduardo Habkost <ehabkost@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>
Cc: linux-kernel@vger.kernel.org, "Radim Krčmář" <rkrcmar@redhat.com>,
"Jonathan Corbet" <corbet@lwn.net>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Ingo Molnar" <mingo@redhat.com>,
"H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, kvm@vger.kernel.org, linux-doc@vger.kernel.org,
qemu-devel@nongnu.org
Subject: Re: [PATCH] kvm: rename HINTS_DEDICATED to KVM_HINTS_REALTIME
Date: Fri, 18 May 2018 19:18:57 +0200 [thread overview]
Message-ID: <0764c230-3f84-36a5-ad89-fc8dd318d1e4@redhat.com> (raw)
In-Reply-To: <20180518171311.GB25013@localhost.localdomain>
On 18/05/2018 19:13, Eduardo Habkost wrote:
>> As much as we'd like to be helpful and validate input, you need a real
>> time host too. I'm not sure how we'd find out - I suggest we do not
>> bother for now.
> I'm worried that people will start enabling the flag in all kinds
> of scenarios where the guarantees can't be kept, and make the
> meaning of the flag in practice completely different from its
> documented meaning.
I don't think we should try to detect anything. As far as QEMU is
concerned, it's mostly garbage in, garbage out when it comes to invalid
configurations. It's just a bit, and using it in invalid configurations
is okay if you're doing it (for example) for debugging.
Paolo
next prev parent reply other threads:[~2018-05-18 17:19 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-17 14:54 [PATCH] kvm: rename HINTS_DEDICATED to KVM_HINTS_REALTIME Michael S. Tsirkin
2018-05-17 16:05 ` Paolo Bonzini
2018-05-17 18:46 ` Eduardo Habkost
2018-05-17 19:55 ` Michael S. Tsirkin
2018-05-18 16:04 ` Eduardo Habkost
2018-05-18 17:01 ` Michael S. Tsirkin
2018-05-18 17:13 ` Eduardo Habkost
2018-05-18 17:18 ` Paolo Bonzini [this message]
2018-05-18 17:54 ` Eduardo Habkost
2018-05-18 17:17 ` Paolo Bonzini
2018-05-18 9:41 ` Paolo Bonzini
2018-05-18 12:47 ` Michael S. Tsirkin
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