From: Chunming Zhou <david1.zhou@amd.com>
Date: Tue, 25 Aug 2015 07:12:26 +0000 (+0800)
Subject: drm/amdgpu: fix no sync_wait in copy_buffer
X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~14^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9066b0c318589f47b754a3def4fe8ec4688dc21a;p=pandora-kernel.git

drm/amdgpu: fix no sync_wait in copy_buffer

when eviction is happening, if don't handle
dependency, then the fence could be dead off.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
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