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From: Dan Carpenter <dan.carpenter@oracle.com>
To: KY Srinivasan <kys@microsoft.com>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"ohering@suse.com" <ohering@suse.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"virtualization@lists.osdl.org" <virtualization@lists.osdl.org>,
	Alan Stern <stern@rowland.harvard.edu>,
	"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>
Subject: Re: [PATCH 2/4] Drivers: hv: Support the newly introduced KVP messages in the driver
Date: Fri, 16 Mar 2012 08:38:29 +0300	[thread overview]
Message-ID: <20120316053829.GG3163@mwanda> (raw)
In-Reply-To: <6E21E5352C11B742B20C142EB499E0481B7663B1@TK5EX14MBXC126.redmond.corp.microsoft.com>


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On Thu, Mar 15, 2012 at 11:36:16PM +0000, KY Srinivasan wrote:
> 
> Dan, 
> 
> Sorry I could not get back to you earlier. You are right, in that I am trusting
> the host! I am of the firm belief that in a virtualized environment, if you don't trust
> the host, there is not a whole lot you can do in a guest! I have had this arguments 
> with other on this mailing list in the past. Having said that, I think we have spent more
> time debating this than we should; your proposal is reasonable and I will go ahead and
> re-spin those patches based on your comments. I should be posting them shortly.
> 
> Regards,

It's not about trusting the host or not trusting the host.  It's
about "if you're going to specify a limitter, it can't be off by one
even if you don't expect to hit the limit".

But thanks for redoing these.

regards,
dan carpenter


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WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com>
To: KY Srinivasan <kys@microsoft.com>
Cc: "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
	"ohering@suse.com" <ohering@suse.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"virtualization@lists.osdl.org" <virtualization@lists.osdl.org>,
	Alan Stern <stern@rowland.harvard.edu>,
	"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>
Subject: Re: [PATCH 2/4] Drivers: hv: Support the newly introduced KVP messages in the driver
Date: Fri, 16 Mar 2012 08:38:29 +0300	[thread overview]
Message-ID: <20120316053829.GG3163@mwanda> (raw)
In-Reply-To: <6E21E5352C11B742B20C142EB499E0481B7663B1@TK5EX14MBXC126.redmond.corp.microsoft.com>

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On Thu, Mar 15, 2012 at 11:36:16PM +0000, KY Srinivasan wrote:
> 
> Dan, 
> 
> Sorry I could not get back to you earlier. You are right, in that I am trusting
> the host! I am of the firm belief that in a virtualized environment, if you don't trust
> the host, there is not a whole lot you can do in a guest! I have had this arguments 
> with other on this mailing list in the past. Having said that, I think we have spent more
> time debating this than we should; your proposal is reasonable and I will go ahead and
> re-spin those patches based on your comments. I should be posting them shortly.
> 
> Regards,

It's not about trusting the host or not trusting the host.  It's
about "if you're going to specify a limitter, it can't be off by one
even if you don't expect to hit the limit".

But thanks for redoing these.

regards,
dan carpenter


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  reply	other threads:[~2012-03-16  5:38 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-10 23:31 [PATCH 0000/0004] drivers: hv K. Y. Srinivasan
2012-03-10 23:32 ` [PATCH 1/4] Drivers: hv: Add new message types to enhance KVP K. Y. Srinivasan
2012-03-10 23:32   ` K. Y. Srinivasan
2012-03-10 23:32   ` [PATCH 2/4] Drivers: hv: Support the newly introduced KVP messages in the driver K. Y. Srinivasan
2012-03-11 10:42     ` Dan Carpenter
2012-03-11 10:42       ` Dan Carpenter
2012-03-11 16:01       ` Alan Stern
2012-03-11 16:01         ` Alan Stern
2012-03-11 16:56       ` KY Srinivasan
2012-03-11 16:56         ` KY Srinivasan
2012-03-11 18:49         ` Dan Carpenter
2012-03-11 18:49           ` Dan Carpenter
2012-03-11 20:53           ` KY Srinivasan
2012-03-11 20:53             ` KY Srinivasan
2012-03-12  5:22             ` Dan Carpenter
2012-03-12  5:22               ` Dan Carpenter
2012-03-12 12:36               ` KY Srinivasan
2012-03-12 13:03                 ` Dan Carpenter
2012-03-12 13:03                   ` Dan Carpenter
2012-03-15 23:36                   ` KY Srinivasan
2012-03-16  5:38                     ` Dan Carpenter [this message]
2012-03-16  5:38                       ` Dan Carpenter
2012-03-16  5:43                       ` KY Srinivasan
2012-03-10 23:32   ` [PATCH 3/4] Tools: hv: Fully support the new KVP verbs in the user level daemon K. Y. Srinivasan
2012-03-10 23:32     ` K. Y. Srinivasan
2012-03-10 23:32   ` [PATCH 4/4] Tools: hv: Support enumeration from all the pools K. Y. Srinivasan
2012-03-10 23:32     ` K. Y. Srinivasan
2012-03-13 21:50 ` [PATCH 0000/0004] drivers: hv Greg KH
2012-03-15 23:26   ` KY Srinivasan

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