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Commit 44a71024 authored by Matthew Auld's avatar Matthew Auld Committed by Mika Kuoppala
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drm/i915: call kunmap_px on pt_vaddr 



We need to kunmap pt_vaddr and not pt itself, otherwise we end up
mapping a bunch of pages without ever unmapping them.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Fixes: d1c54acd ("drm/i915/gtt: Introduce kmap|kunmap for dma page")
Signed-off-by: default avatarMatthew Auld <matthew.auld@intel.com>
Reviewed-by: default avatarJoonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: default avatarMika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1460476663-24890-4-git-send-email-matthew.auld@intel.com
parent 1d5c65ed

drivers/gpu/drm/i915/i915_gem_gtt.c

+1 −1
Original line number Diff line number Diff line
@@ -745,7 +745,7 @@ static void gen8_ppgtt_clear_pte_range(struct i915_address_space *vm, 
			num_entries--;

		}



		kunmap_px(ppgtt, pt);

		kunmap_px(ppgtt, pt_vaddr);



		pte = 0;

		if (++pde == I915_PDES) {