linux-kernel - Re: [PATCH RFC 1/2] kvm vcpu: Note down pause loop exit

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: <4FFC106E.4040407@linux.vnet.ibm.com>
Date:	Tue, 10 Jul 2012 16:52:22 +0530
From:	Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>
To:	Rik van Riel <riel@...hat.com>
CC:	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Avi Kivity <avi@...hat.com>, Ingo Molnar <mingo@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	S390 <linux-s390@...r.kernel.org>,
	Carsten Otte <cotte@...ibm.com>,
	Christian Borntraeger <borntraeger@...ibm.com>,
	KVM <kvm@...r.kernel.org>, chegu vinod <chegu_vinod@...com>,
	"Andrew M. Theurer" <habanero@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>, X86 <x86@...nel.org>,
	Gleb Natapov <gleb@...hat.com>, linux390@...ibm.com,
	Srivatsa Vaddagiri <srivatsa.vaddagiri@...il.com>,
	Joerg Roedel <joerg.roedel@....com>
Subject: Re: [PATCH RFC 1/2] kvm vcpu: Note down pause loop exit

On 07/10/2012 04:09 AM, Rik van Riel wrote:
> On 07/09/2012 02:20 AM, Raghavendra K T wrote:
>
>> @@ -484,6 +484,13 @@ struct kvm_vcpu_arch {
>> u64 length;
>> u64 status;
>> } osvw;
>> +
>> + /* Pause loop exit optimization */
>> + struct {
>> + bool pause_loop_exited;
>> + bool dy_eligible;
>> + } plo;
>
> I know kvm_vcpu_arch is traditionally not a well documented
> structure, but it would be really nice if each variable inside
> this sub-structure could get some documentation.

Sure. Will document it.

>
> Also, do we really want to introduce another acronym here?
>
> Or would we be better off simply calling this struct .ple,
> since that is a name people are already familiar with.

Yes. it makes sense to have .ple.


--
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/