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Acquire and release the GEM object's reservation lock around calls
to the object's purge operation. The tests use
drm_gem_shmem_purge_locked(), which led to errors such as show below.
[ 58.709128] WARNING: CPU: 1 PID: 1354 at drivers/gpu/drm/drm_gem_shmem_helper.c:515 drm_gem_shmem_purge_locked+0x51c/0x740
Only export the new helper drm_gem_shmem_purge() for Kunit tests.
This is not an interface for regular drivers.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Fixes:
|
||
|---|---|---|
| .. | ||
| drm | ||
| host1x | ||
| ipu-v3 | ||
| nova-core | ||
| trace | ||
| vga | ||
| Makefile | ||