From: Joerg Roedel <joro@8bytes.org>
To: David Woodhouse <dwmw2@infradead.org>
Cc: Xunlei Pang <xlpang@redhat.com>,
iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
Mika Kuoppala <mika.kuoppala@linux.intel.com>
Subject: Re: [PATCH] iommu/vt-d: Fix the size calculation of pasid table
Date: Thu, 10 Nov 2016 11:45:44 +0100 [thread overview]
Message-ID: <20161110104544.GA2078@8bytes.org> (raw)
In-Reply-To: <1477829902.4154.9.camel@infradead.org>
Hi David,
On Sun, Oct 30, 2016 at 06:18:22AM -0600, David Woodhouse wrote:
> + /* Start at 2 because it's defined as 1^(1+PSS) */
This probably means 2^(1+PSS), right?
> + iommu->pasid_max = 2 << ecap_pss(iommu->ecap);
Otherwise the patch looks good. Do you want to send it upstream yourself
or should I pick it up?
Joerg
next prev parent reply other threads:[~2016-11-10 10:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-12 2:49 [PATCH] iommu/vt-d: Fix the size calculation of pasid table Xunlei Pang
[not found] ` <1473648551-10025-1-git-send-email-xlpang-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-09-19 12:18 ` Joerg Roedel
[not found] ` <20160919121827.GB3541-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-10-10 13:00 ` Xunlei Pang
2016-10-12 12:17 ` David Woodhouse
[not found] ` <1476274674.16627.173.camel-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2016-10-30 12:18 ` David Woodhouse
2016-10-31 11:30 ` Xunlei Pang
2016-11-10 10:45 ` Joerg Roedel [this message]
[not found] ` <20161110104544.GA2078-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2016-11-10 11:02 ` David Woodhouse
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