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gpu: ion: Map only the vma size given

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When mapping carveout buffers into userspace, only map
the size of the vma given, not the full size of the buffer
since clients may map less than the buffer size.

Change-Id: I1b391b23219455e879a900d947c728db3c8c4a76
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
This commit is contained in:
Laura Abbott 2012-03-16 15:33:39 -07:00 committed by Rebecca Schultz Zavin
parent 2530981a54
commit dd7e9f0253
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/ion/ion_carveout_heap.c
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@ -116,7 +116,7 @@ int ion_carveout_heap_map_user(struct ion_heap *heap, struct ion_buffer *buffer,
{
return remap_pfn_range(vma, vma->vm_start,
__phys_to_pfn(buffer->priv_phys) + vma->vm_pgoff,
buffer->size,
vma->vm_end - vma->vm_start,
pgprot_noncached(vma->vm_page_prot));
}