linux-kernel - Re: [PATCH] x86: Hyper-V: register clocksource only if its advertised

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20130125200000.GA9712@aepfle.de>
Date:	Fri, 25 Jan 2013 21:00:00 +0100
From:	Olaf Hering <olaf@...fle.de>
To:	KY Srinivasan <kys@...rosoft.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Greg KH <gregkh@...uxfoundation.org>,
	"Jan Beulich (JBeulich@...e.com)" <JBeulich@...e.com>
Subject: Re: [PATCH] x86: Hyper-V: register clocksource only if its advertised

On Fri, Jan 25, KY Srinivasan wrote:

> Your current approach of using the "Partition Reference Counter"
> feature bit is very fragile. Let us assume that future Windows guests
> depend on this feature; Xen would certainly emulate this to have a
> "good" emulation of Hyper-V and we are back to square one.

If Xen starts to emulate the "Partition Reference Counter" feature,
wouldnt it also advertise this feature?

Olaf
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/