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From: Jacob Pan <jacob.jun.pan@linux.intel.com>
To: Jean-Philippe Brucker <jean-philippe@linaro.org>
Cc: "Tian, Kevin" <kevin.tian@intel.com>,
	"Raj, Ashok" <ashok.raj@intel.com>,
	Jean-Philippe Brucker <jean-philippe.brucker@arm.com>,
	"Lu, Baolu" <baolu.lu@intel.com>,
	"iommu@lists.linux-foundation.org"
	<iommu@lists.linux-foundation.org>, "Wu, Hao" <hao.wu@intel.com>
Subject: Re: IOASID set token
Date: Tue, 7 Jul 2020 08:38:08 -0700	[thread overview]
Message-ID: <20200707083808.27adc859@jacob-builder> (raw)
In-Reply-To: <20200707100718.GA151594@myrica>

Hi Jean,

All other points agreed.

On Tue, 7 Jul 2020 12:07:18 +0200
Jean-Philippe Brucker <jean-philippe@linaro.org> wrote:

> > > For the moment, though, we could actually specialize the IOASID
> > > API to only take an mm_struct as token.  
> > That would be fine with VT-d. We can use init_mm for host PASID set,
> > process mm for VM set.  
> 
> I'm not fond of using init_mm for the host PASID set. Does it need a
> token at all?
No need to use init_mm at all, probably can do without a token as well.
Just need to allocate a set for the native usage. I will give it a try.

Thanks,

Jacob
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      reply	other threads:[~2020-07-07 15:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-02  6:29 IOASID set token Jacob Pan
2020-07-02 13:48 ` Jacob Pan
2020-07-06 10:30   ` Jean-Philippe Brucker
2020-07-06 20:51     ` Jacob Pan
2020-07-07 10:07       ` Jean-Philippe Brucker
2020-07-07 15:38         ` Jacob Pan [this message]

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