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authorOwain Ainsworth <zerooa@googlemail.com>2010-04-19 14:37:33 +0100
committerDave Airlie <airlied@redhat.com>2010-04-21 10:36:04 +1000
commit2a6b409496f26da0436972b5feae6ea035dde08d (patch)
tree41230d7194e7041eb86be4a280b40d4b20f47aa0 /src/radeon_vip.c
parent761f0de5556e46f166280476185977f720efe586 (diff)
Reference count shared driver mappings.
With MMIO it wasn't *such* a bit deal if we leaked the smallish mapping. with FB it could be a larger deal. So instead of worrying about this, reference count the mappings in the entity structure and unmap them when no one cares anymore. Prompted by a discussion with airlied Signed-off-by: Dave Airlie <airlied@redhat.com>
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