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Date: Mon, 07 Jul 2008 17:48:11 +0200 From: Stefan Richter <stefanr@...6.in-berlin.de> To: Gavin Shan <gshan@...atel-lucent.com> CC: linux-kernel@...r.kernel.org Subject: Re: Tough Issue: kernel instruction corruption Gavin Shan wrote: > I'm suspecting > the kernel instructions were corrupted by DMA operations driving > by those PCI devices with DMA capabality. > > Anybody have tried to protect kernel instructions from this case > or have any ideas to protect kernel text section? IOMMU hardware can give some protection. Correctly working PCI devices and _correct drivers_ would be good to have too. -- Stefan Richter -=====-==--- -=== --=== http://arcgraph.de/sr/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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