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drm/etnaviv: hold object lock while getting pages for coredump

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While all objects that get coredumped have an active IOVA and thus
pages already populated, etnaviv_gem_get_pages() still requires the
object lock to be held.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Lucas Stach 2016-01-22 12:03:03 +01:00
parent 23a9d5dcb6
commit 339073ef77
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/etnaviv/etnaviv_dump.c
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@ -201,7 +201,9 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu)
obj = vram->object;
mutex_lock(&obj->lock);
pages = etnaviv_gem_get_pages(obj);
mutex_unlock(&obj->lock);
if (pages) {
int j;