Messages in this thread | | | Date | Wed, 24 Apr 2013 09:52:40 -0400 | From | Don Dutile <> | Subject | Re: [PATCH 1/2 V2] iommu/amd: Add workaround for ERBT1312 |
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On 04/24/2013 06:46 AM, Joerg Roedel wrote: > 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 > > Thanks for verification.
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