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Re: [Xen-devel] [RFC v4 2/2] x86/xen: allow privcmd hypercalls to be preempted
- To: "Luis R. Rodriguez" <mcgrof@xxxxxxxx>
- From: David Vrabel <david.vrabel@xxxxxxxxxx>
- Date: Mon, 26 Jan 2015 10:47:48 +0000
- Cc: x86@xxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, "Luis R. Rodriguez" <mcgrof@xxxxxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, rostedt@xxxxxxxxxxx, Andy Lutomirski <luto@xxxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, paulmck@xxxxxxxxxxxxxxxxxx, Jan Beulich <JBeulich@xxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, boris.ostrovsky@xxxxxxxxxx, Borislav Petkov <bp@xxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>
- Delivery-date: Mon, 26 Jan 2015 10:48:22 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On 23/01/15 18:58, Luis R. Rodriguez wrote:
>
> Its not just hypercalls though, this is all about the interactions
> with multicalls no?
No. This applies to any preemptible hypercall and the toolstack doesn't
use multicalls for most of its work.
David
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