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

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 --- 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;