diff options
| author | Lucas Stach <l.stach@pengutronix.de> | 2016-01-22 12:03:03 +0100 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2016-01-25 14:23:49 +0100 |
| commit | 339073ef77e45e87ec4cc8671b2d2328dcfd31f0 (patch) | |
| tree | 012fabc9e7d0faebc58dc71851adfed2dde36933 /drivers | |
| parent | 23a9d5dcb6ae114733fac4757b0b154571c21129 (diff) | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_dump.c | 2 |
1 files changed, 2 insertions, 0 deletions
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; |