From: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Date: Tue, 15 Jan 2013 13:57:05 +0000 (+0100)
Subject: drm/ttm: add ttm_bo_reserve_slowpath
X-Git-Tag: v3.9-rc1~83^2~21^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e45d7dfd74100d622f9cdc70bfd1f9fae1671de;p=pandora-kernel.git

drm/ttm: add ttm_bo_reserve_slowpath

Instead of dropping everything, waiting for the bo to be unreserved
and trying over, a better strategy would be to do a blocking wait.

This can be mapped a lot better to a mutex_lock-like call.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
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