On 28/05/2020 08:17, kbuild test robot wrote:
tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y
head: e0d81ce760044efd3f26004aa32821c34968512a
commit: 3e041c27b9909704a54bc673f9110391e740f583 [2150/5369] drm/panfrost: Add the panfrost_gem_mapping concept
config: sparc-allyesconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 3e041c27b9909704a54bc673f9110391e740f583
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>, old ones prefixed by <<):
drivers/gpu/drm/panfrost/panfrost_job.c: In function 'panfrost_job_cleanup':
drivers/gpu/drm/panfrost/panfrost_job.c:279:31: warning: variable 'bo' set but not used [-Wunused-but-set-variable]
279 | struct panfrost_gem_object *bo;
| ^~
FYI: This was fixed upstream in fe154a242233 ("drm/panfrost: Remove set
but not used variable 'bo'")
Steve
vim +/bo +279 drivers/gpu/drm/panfrost/panfrost_job.c
252
253 static void panfrost_job_cleanup(struct kref *ref)
254 {
255 struct panfrost_job *job = container_of(ref, struct panfrost_job,
256 refcount);
257 unsigned int i;
258
259 if (job->in_fences) {
260 for (i = 0; i < job->in_fence_count; i++)
261 dma_fence_put(job->in_fences[i]);
262 kvfree(job->in_fences);
263 }
264 if (job->implicit_fences) {
265 for (i = 0; i < job->bo_count; i++)
266 dma_fence_put(job->implicit_fences[i]);
267 kvfree(job->implicit_fences);
268 }
269 dma_fence_put(job->done_fence);
270 dma_fence_put(job->render_done_fence);
271
272 if (job->mappings) {
273 for (i = 0; i < job->bo_count; i++)
274 panfrost_gem_mapping_put(job->mappings[i]);
275 kvfree(job->mappings);
276 }
277
278 if (job->bos) {
> 279 struct panfrost_gem_object *bo;
280
281 for (i = 0; i < job->bo_count; i++) {
282 bo = to_panfrost_bo(job->bos[i]);
283 drm_gem_object_put_unlocked(job->bos[i]);
284 }
285
286 kvfree(job->bos);
287 }
288
289 kfree(job);
290 }
291
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
