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From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Jan Beulich <JBeulich@suse.com>, <david.vrabel@citrix.com>,
	"Luis R. Rodriguez" <mcgrof@do-not-panic.com>
Cc: Borislav Petkov <bp@suse.de>, <kvm@vger.kernel.org>,
	Luis Rodriguez <Mcgrof@suse.com>, <x86@kernel.org>,
	<linux-kernel@vger.kernel.org>, <rostedt@goodmis.org>,
	Andy Lutomirski <luto@amacapital.net>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>,
	<xen-devel@lists.xenproject.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	<paulmck@linux.vnet.ibm.com>, <boris.ostrovsky@oracle.com>
Subject: Re: [Xen-devel] [PATCH v5 2/2] x86/xen: allow privcmd hypercalls to be preempted on 64-bit
Date: Tue, 27 Jan 2015 10:01:18 +0000	[thread overview]
Message-ID: <54C761EE.6070507@citrix.com> (raw)
In-Reply-To: <54C75BD60200007800059BDD@mail.emea.novell.com>

On 27/01/15 08:35, Jan Beulich wrote:
>>>> On 27.01.15 at 02:51, <mcgrof@do-not-panic.com> wrote:
> Even if David told you this would be acceptable, I have to question
> an abstract model of fixing issues on only 64-bit kernels - this may
> be acceptable for distro purposes, but seems hardly the right
> approach for upstream. If 32-bit ones are to become deliberately
> broken, the XEN config option should become dependent on !X86_32.

There are still legitimate reasons to prefer 32bit PV guests over 64bit
ones.  Previous versions of this patch had 32bit support as well.  Why
did you drop it?

~Andrew

  reply	other threads:[~2015-01-27 10:01 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-27  1:51 [PATCH v5 0/2] x86/xen: add xen hypercall preemption Luis R. Rodriguez
2015-01-27  1:51 ` [PATCH v5 1/2] xen: add xen_is_preemptible_hypercall() Luis R. Rodriguez
2015-02-03 11:05   ` [Xen-devel] " David Vrabel
2015-02-03 18:03     ` Luis R. Rodriguez
2015-01-27  1:51 ` [PATCH v5 2/2] x86/xen: allow privcmd hypercalls to be preempted on 64-bit Luis R. Rodriguez
2015-01-27  8:35   ` Jan Beulich
2015-01-27 10:01     ` Andrew Cooper [this message]
2015-01-27 10:06     ` David Vrabel
2015-01-27 20:12       ` Luis R. Rodriguez
2015-01-29 20:35       ` Luis R. Rodriguez
2015-02-03  0:24         ` Luis R. Rodriguez
2015-02-03  9:58           ` David Vrabel
2015-02-05 12:47 ` [Xen-devel] [PATCH v5 0/2] x86/xen: add xen hypercall preemption David Vrabel
2015-02-05 18:15   ` Luis R. Rodriguez

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