Hi, I love your patch! Perhaps something to improve: [auto build test WARNING on linuxtv-media/master] [also build test WARNING on staging/staging-testing driver-core/driver-core-testing linus/master v5.14-rc6 next-20210818] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/sidraya-bj-pathpartnertech-com/TI-Video-Decoder-driver-upstreaming-to-v5-14-rc6-kernel/20210818-221811 base: git://linuxtv.org/media_tree.git master config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/f42ae4f45639a6214f9e775d4280061bf52fc229 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review sidraya-bj-pathpartnertech-com/TI-Video-Decoder-driver-upstreaming-to-v5-14-rc6-kernel/20210818-221811 git checkout f42ae4f45639a6214f9e775d4280061bf52fc229 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/printk.h:456, from include/linux/kernel.h:19, from include/linux/radix-tree.h:12, from include/linux/idr.h:15, from drivers/staging/media/vxd/decoder/../common/img_mem_man.c:15: drivers/staging/media/vxd/decoder/../common/img_mem_man.c: In function '_img_mem_alloc': >> drivers/staging/media/vxd/decoder/../common/img_mem_man.c:290:25: warning: format '%zu' expects argument of type 'size_t', but argument 9 has type 'long unsigned int' [-Wformat=] 290 | dev_dbg(device, "%s heap %p ctx %p created buffer %d (%p) actual_size %zu\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call' 134 | func(&id, ##__VA_ARGS__); \ | ^~~~~~~~~~~ include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call' 166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \ | ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:9: note: in expansion of macro 'dynamic_dev_dbg' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:30: note: in expansion of macro 'dev_fmt' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/staging/media/vxd/decoder/../common/img_mem_man.c:290:9: note: in expansion of macro 'dev_dbg' 290 | dev_dbg(device, "%s heap %p ctx %p created buffer %d (%p) actual_size %zu\n", | ^~~~~~~ drivers/staging/media/vxd/decoder/../common/img_mem_man.c:290:81: note: format string is defined here 290 | dev_dbg(device, "%s heap %p ctx %p created buffer %d (%p) actual_size %zu\n", | ~~^ | | | unsigned int | %lu In file included from include/linux/printk.h:456, from include/linux/kernel.h:19, from include/linux/radix-tree.h:12, from include/linux/idr.h:15, from drivers/staging/media/vxd/decoder/../common/img_mem_man.c:15: drivers/staging/media/vxd/decoder/../common/img_mem_man.c: In function 'img_mem_alloc': drivers/staging/media/vxd/decoder/../common/img_mem_man.c:309:25: warning: format '%zu' expects argument of type 'size_t', but argument 7 has type 'long unsigned int' [-Wformat=] 309 | dev_dbg(device, "%s heap %d ctx %p size %zu\n", __func__, heap_id, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call' 134 | func(&id, ##__VA_ARGS__); \ | ^~~~~~~~~~~ include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call' 166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \ | ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:9: note: in expansion of macro 'dynamic_dev_dbg' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:30: note: in expansion of macro 'dev_fmt' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/staging/media/vxd/decoder/../common/img_mem_man.c:309:9: note: in expansion of macro 'dev_dbg' 309 | dev_dbg(device, "%s heap %d ctx %p size %zu\n", __func__, heap_id, | ^~~~~~~ drivers/staging/media/vxd/decoder/../common/img_mem_man.c:309:51: note: format string is defined here 309 | dev_dbg(device, "%s heap %d ctx %p size %zu\n", __func__, heap_id, | ~~^ | | | unsigned int | %lu In file included from include/linux/printk.h:456, from include/linux/kernel.h:19, from include/linux/radix-tree.h:12, from include/linux/idr.h:15, from drivers/staging/media/vxd/decoder/../common/img_mem_man.c:15: drivers/staging/media/vxd/decoder/../common/img_mem_man.c:333:25: warning: format '%zu' expects argument of type 'size_t', but argument 9 has type 'long unsigned int' [-Wformat=] 333 | dev_dbg(device, "%s heap %d ctx %p created buffer %d (%p) size %zu\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call' 134 | func(&id, ##__VA_ARGS__); \ | ^~~~~~~~~~~ include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call' 166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \ | ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:9: note: in expansion of macro 'dynamic_dev_dbg' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:30: note: in expansion of macro 'dev_fmt' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/staging/media/vxd/decoder/../common/img_mem_man.c:333:9: note: in expansion of macro 'dev_dbg' 333 | dev_dbg(device, "%s heap %d ctx %p created buffer %d (%p) size %zu\n", | ^~~~~~~ drivers/staging/media/vxd/decoder/../common/img_mem_man.c:333:74: note: format string is defined here 333 | dev_dbg(device, "%s heap %d ctx %p created buffer %d (%p) size %zu\n", | ~~^ | | | unsigned int | %lu In file included from include/linux/printk.h:456, from include/linux/kernel.h:19, from include/linux/radix-tree.h:12, from include/linux/idr.h:15, from drivers/staging/media/vxd/decoder/../common/img_mem_man.c:15: drivers/staging/media/vxd/decoder/../common/img_mem_man.c: In function '_img_mem_import': drivers/staging/media/vxd/decoder/../common/img_mem_man.c:372:25: warning: format '%zu' expects argument of type 'size_t', but argument 8 has type 'long unsigned int' [-Wformat=] 372 | dev_dbg(device, "%s ctx %p created buffer %d (%p) actual_size %zu\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dynamic_debug.h:134:29: note: in definition of macro '__dynamic_func_call' 134 | func(&id, ##__VA_ARGS__); \ | ^~~~~~~~~~~ include/linux/dynamic_debug.h:166:9: note: in expansion of macro '_dynamic_func_call' 166 | _dynamic_func_call(fmt,__dynamic_dev_dbg, \ | ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:123:9: note: in expansion of macro 'dynamic_dev_dbg' 123 | dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~~~~~ -- drivers/staging/media/vxd/decoder/../common/work_queue.c: In function 'get_delayed_work_buff': >> drivers/staging/media/vxd/decoder/../common/work_queue.c:148:22: warning: variable 'previous' set but not used [-Wunused-but-set-variable] 148 | struct node *previous = NULL; | ^~~~~~~~ -- >> drivers/staging/media/vxd/decoder/jpeg_secure_parser.c:596:5: warning: no previous prototype for 'bspp_jpeg_unit_parser' [-Wmissing-prototypes] 596 | int bspp_jpeg_unit_parser(void *swsr_ctx, struct bspp_unit_data *unit_data) | ^~~~~~~~~~~~~~~~~~~~~ vim +290 drivers/staging/media/vxd/decoder/../common/img_mem_man.c 76b88427fbba69 Sidraya 2021-08-18 240 76b88427fbba69 Sidraya 2021-08-18 241 static int _img_mem_alloc(void *device, struct mem_ctx *ctx, 76b88427fbba69 Sidraya 2021-08-18 242 struct heap *heap, unsigned long size, 76b88427fbba69 Sidraya 2021-08-18 243 enum mem_attr attr, struct buffer **buffer_new) 76b88427fbba69 Sidraya 2021-08-18 244 { 76b88427fbba69 Sidraya 2021-08-18 245 struct buffer *buffer; 76b88427fbba69 Sidraya 2021-08-18 246 int ret; 76b88427fbba69 Sidraya 2021-08-18 247 76b88427fbba69 Sidraya 2021-08-18 248 if (size == 0) { 76b88427fbba69 Sidraya 2021-08-18 249 dev_err(device, "%s: buffer size is zero\n", __func__); 76b88427fbba69 Sidraya 2021-08-18 250 return -EINVAL; 76b88427fbba69 Sidraya 2021-08-18 251 } 76b88427fbba69 Sidraya 2021-08-18 252 76b88427fbba69 Sidraya 2021-08-18 253 if (!heap->ops || !heap->ops->alloc) { 76b88427fbba69 Sidraya 2021-08-18 254 dev_err(device, "%s: no alloc function in heap %d!\n", 76b88427fbba69 Sidraya 2021-08-18 255 __func__, heap->id); 76b88427fbba69 Sidraya 2021-08-18 256 return -EINVAL; 76b88427fbba69 Sidraya 2021-08-18 257 } 76b88427fbba69 Sidraya 2021-08-18 258 76b88427fbba69 Sidraya 2021-08-18 259 buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); 76b88427fbba69 Sidraya 2021-08-18 260 if (!buffer) 76b88427fbba69 Sidraya 2021-08-18 261 return -ENOMEM; 76b88427fbba69 Sidraya 2021-08-18 262 76b88427fbba69 Sidraya 2021-08-18 263 ret = idr_alloc(ctx->buffers, buffer, 76b88427fbba69 Sidraya 2021-08-18 264 MEM_MAN_MIN_BUFFER, MEM_MAN_MAX_BUFFER, GFP_KERNEL); 76b88427fbba69 Sidraya 2021-08-18 265 if (ret < 0) { 76b88427fbba69 Sidraya 2021-08-18 266 dev_err(device, "%s: idr_alloc failed\n", __func__); 76b88427fbba69 Sidraya 2021-08-18 267 goto idr_alloc_failed; 76b88427fbba69 Sidraya 2021-08-18 268 } 76b88427fbba69 Sidraya 2021-08-18 269 76b88427fbba69 Sidraya 2021-08-18 270 buffer->id = ret; 76b88427fbba69 Sidraya 2021-08-18 271 buffer->request_size = size; 76b88427fbba69 Sidraya 2021-08-18 272 buffer->actual_size = ((size + PAGE_SIZE - 1) / PAGE_SIZE) * PAGE_SIZE; 76b88427fbba69 Sidraya 2021-08-18 273 buffer->device = device; 76b88427fbba69 Sidraya 2021-08-18 274 buffer->mem_ctx = ctx; 76b88427fbba69 Sidraya 2021-08-18 275 buffer->heap = heap; 76b88427fbba69 Sidraya 2021-08-18 276 INIT_LIST_HEAD(&buffer->mappings); 76b88427fbba69 Sidraya 2021-08-18 277 buffer->kptr = NULL; 76b88427fbba69 Sidraya 2021-08-18 278 buffer->priv = NULL; 76b88427fbba69 Sidraya 2021-08-18 279 76b88427fbba69 Sidraya 2021-08-18 280 ret = heap->ops->alloc(device, heap, buffer->actual_size, attr, 76b88427fbba69 Sidraya 2021-08-18 281 buffer); 76b88427fbba69 Sidraya 2021-08-18 282 if (ret) { 76b88427fbba69 Sidraya 2021-08-18 283 dev_err(device, "%s: heap %d alloc failed\n", __func__, 76b88427fbba69 Sidraya 2021-08-18 284 heap->id); 76b88427fbba69 Sidraya 2021-08-18 285 goto heap_alloc_failed; 76b88427fbba69 Sidraya 2021-08-18 286 } 76b88427fbba69 Sidraya 2021-08-18 287 76b88427fbba69 Sidraya 2021-08-18 288 *buffer_new = buffer; 76b88427fbba69 Sidraya 2021-08-18 289 76b88427fbba69 Sidraya 2021-08-18 @290 dev_dbg(device, "%s heap %p ctx %p created buffer %d (%p) actual_size %zu\n", 76b88427fbba69 Sidraya 2021-08-18 291 __func__, heap, ctx, buffer->id, buffer, buffer->actual_size); 76b88427fbba69 Sidraya 2021-08-18 292 return 0; 76b88427fbba69 Sidraya 2021-08-18 293 76b88427fbba69 Sidraya 2021-08-18 294 heap_alloc_failed: 76b88427fbba69 Sidraya 2021-08-18 295 idr_remove(ctx->buffers, buffer->id); 76b88427fbba69 Sidraya 2021-08-18 296 idr_alloc_failed: 76b88427fbba69 Sidraya 2021-08-18 297 kfree(buffer); 76b88427fbba69 Sidraya 2021-08-18 298 return ret; 76b88427fbba69 Sidraya 2021-08-18 299 } 76b88427fbba69 Sidraya 2021-08-18 300 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org