drm/ttm: kill off some members to ttm_validate_buffer
authorMaarten Lankhorst <maarten.lankhorst@canonical.com>
Thu, 9 Jan 2014 10:03:08 +0000 (11:03 +0100)
committerMaarten Lankhorst <maarten.lankhorst@canonical.com>
Mon, 1 Sep 2014 08:18:03 +0000 (10:18 +0200)
This reorders the list to keep track of what buffers are reserved,
so previous members are always unreserved.

This gets rid of some bookkeeping that's no longer needed,
while simplifying the code some.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>

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