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@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
index bf8fa859e8be..fd7d3e989e79 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c
@@ -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;
--
2.7.0.rc3
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