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Chris Wilson authored
Improve the sg iteration and in hte process eliminate a bug in miscomputing the pml4 length as orig_nents<<PAGE_SHIFT is no longer the full length of the sg table. v2: Check for the end of the fourth level page table (the final pdpe) and move onto the next. v3: Assert that 3lvl insert_pte_entries doesn't overflow its smaller set of PDP. Signed-off-by:
Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by:
Mika Kuoppala <mika.kuoppala@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170215084357.19977-3-chris@chris-wilson.co.uk
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