Re: [PATCH] amd iommu: force flush of iommu prior during shutdown

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From: Chris Wright
Date: Thursday, April 1, 2010 - 5:30 pm

* Neil Horman (nhorman@tuxdriver.com) wrote:

The problem we had before was a combo of not clearing PDE and not having
the command buffer set up properly.  Now we have basically the same
problem.  The attach is running too early, so the invalidate commands
are falling on deaf ears.

thanks,
-chris
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Messages in current thread:
Re: [PATCH] amd iommu: force flush of iommu prior during s ..., Eric W. Biederman, (Wed Mar 31, 11:43 am)
Re: [PATCH] amd iommu: force flush of iommu prior during s ..., Eric W. Biederman, (Wed Mar 31, 11:57 am)
Re: [PATCH] amd iommu: force flush of iommu prior during s ..., Eric W. Biederman, (Wed Mar 31, 12:51 pm)
Re: [PATCH] amd iommu: force flush of iommu prior during s ..., Eric W. Biederman, (Wed Mar 31, 9:04 pm)
Re: [PATCH] amd iommu: force flush of iommu prior during s ..., Chris Wright, (Thu Apr 1, 5:30 pm)