On Fri, Dec 20, 2013 at 12:33:43PM -0700, Alex Williamson wrote:
> dma_pte_free_level() has an off-by-one error when checking whether a
> pte is completely covered by a range. Take for example the case of
> attempting to free pfn 0x0 - 0x1ff, ie. 512 entries covering the first
> 2M superpage. The
dma_pte_free_level() has an off-by-one error when checking whether a
pte is completely covered by a range. Take for example the case of
attempting to free pfn 0x0 - 0x1ff, ie. 512 entries covering the first
2M superpage. The level_size() is 0x200 and we test:
static void dma_pte_free_level(...
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