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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: d1c54acd67 ("drm/i915/gtt: Introduce kmap|kunmap for dma page")
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1460476663-24890-4-git-send-email-matthew.auld@intel.com
This commit is contained in:
Matthew Auld 2016-04-12 16:57:42 +01:00 committed by Mika Kuoppala
parent 1d5c65edd9
commit 44a7102484
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/i915_gem_gtt.c
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@ -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) {