Re: [PATCH 1/2 V2] iommu/amd: Add workaround for ERBT1312
From: Joerg Roedel
Date: Wed Apr 24 2013 - 06:46:23 EST
On Tue, Apr 23, 2013 at 09:22:45AM -0400, Don Dutile wrote:
> Given other threads on this mail list (and I've seen crashes with same problem)
> where this type of logging during a flood of IOMMU errors will lock up the machine,
> is there something that can be done to break the do-while loop after n iterations
> have been exec'd, so the kernel can progress during a crash ?
In the case of an IOMMU error flood this loop will only run until the
event-log/ppr-log overflows. So it should not turn into an endless loop.
Joerg
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