linux-kernel - Re: [kvm-devel] [PATCH 3/8] SVM: add module parameter to disable Nested Paging

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: <479B7E2B.9080702@qumranet.com>
Date:	Sat, 26 Jan 2008 20:38:35 +0200
From:	Avi Kivity <avi@...ranet.com>
To:	Joerg Roedel <joerg.roedel@....com>
CC:	Anthony Liguori <anthony@...emonkey.ws>,
	kvm-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [kvm-devel] [PATCH 3/8] SVM: add module parameter to disable
 Nested Paging

Joerg Roedel wrote:
>>> +static char *npt = "on";
>>> +
>>> +module_param(npt, charp, S_IRUGO);
>>>  
>>>       
>> This would probably be better as an integer.  Then we don't have to do nasty things like 
>> implicitly cast a literal to a char *.
>>     
>
> Hmm, I used int for that first but typing npt=off seemed more
> userfriendly to me than npt=0. So I used char* for it.
>   

I expect this to be rarely used by users, so the simpler int is 
preferable (and also consistent with vmx's bypass_guest_pf and enable_vpid).

-- 
Any sufficiently difficult bug is indistinguishable from a feature.

--
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/