tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.10 head: 6bd1d8cd360d3a9717c2bad0c23a38b63416ebb5 commit: 6e20d24f3176ce867e3b93d298dc03495e2aeb8e [100/108] CHROMIUM: Revert "[media] media: mtk-vcodec: remove informative log" config: powerpc-allyesconfig (https://download.01.org/0day-ci/archive/20211124/202111241622.pQvwVlQN-lk...) compiler: powerpc-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 git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.10 git checkout 6e20d24f3176ce867e3b93d298dc03495e2aeb8e # save the config file to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=powerpc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): In file included from include/linux/printk.h:7, from include/linux/kernel.h:16, from include/asm-generic/bug.h:20, from arch/powerpc/include/asm/bug.h:109, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/gfp.h:5, from include/linux/slab.h:15, from drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:7: drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c: In function 'vdec_vp8_slice_init': 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:306:9: note: in expansion of macro 'mtk_vcodec_debug' 306 | mtk_vcodec_debug(inst, "vp8 struct size = %ld vsi: %ld\n", | ^~~~~~~~~~~~~~~~ include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'unsigned int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:306:9: note: in expansion of macro 'mtk_vcodec_debug' 306 | mtk_vcodec_debug(inst, "vp8 struct size = %ld vsi: %ld\n", | ^~~~~~~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c: In function 'vdec_vp8_slice_decode': include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'size_t' {aka 'unsigned int'} [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:357:9: note: in expansion of macro 'mtk_vcodec_debug' 357 | mtk_vcodec_debug(inst, "frame[%d] bs(%ld 0x%lx) y/c(0x%llx 0x%llx)", | ^~~~~~~~~~~~~~~~ 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:391:17: note: in expansion of macro 'mtk_vcodec_debug' 391 | mtk_vcodec_debug(inst, "error while calling vpu_dec_end: %d", | ^~~~~~~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_vp8_req_if.c:328:24: warning: variable 'bs_va' set but not used [-Wunused-but-set-variable] 328 | unsigned char *bs_va; | ^~~~~ -- In file included from include/linux/printk.h:7, from include/linux/kernel.h:16, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:3: drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c: In function 'vdec_h264_slice_init': 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:294:9: note: in expansion of macro 'mtk_vcodec_debug' 294 | mtk_vcodec_debug(inst, "struct size = %ld,%ld,%ld,%ld\n", | ^~~~~~~~~~~~~~~~ include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'unsigned int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:294:9: note: in expansion of macro 'mtk_vcodec_debug' 294 | mtk_vcodec_debug(inst, "struct size = %ld,%ld,%ld,%ld\n", | ^~~~~~~~~~~~~~~~ include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'unsigned int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:294:9: note: in expansion of macro 'mtk_vcodec_debug' 294 | mtk_vcodec_debug(inst, "struct size = %ld,%ld,%ld,%ld\n", | ^~~~~~~~~~~~~~~~ include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 7 has type 'unsigned int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:294:9: note: in expansion of macro 'mtk_vcodec_debug' 294 | mtk_vcodec_debug(inst, "struct size = %ld,%ld,%ld,%ld\n", | ^~~~~~~~~~~~~~~~ In file included from include/linux/kernel.h:16, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:3: drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c: In function 'vdec_h264_slice_decode': drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:404:26: error: 'nal_type' undeclared (first use in this function); did you mean 'part_type'? 404 | nal_type); | ^~~~~~~~ include/linux/printk.h:373:41: note: in definition of macro 'pr_info' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:403:9: note: in expansion of macro 'mtk_vcodec_debug' 403 | mtk_vcodec_debug(inst, "\n - NALU[%d] type=%d -\n", inst->num_nalu, | ^~~~~~~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:404:26: note: each undeclared identifier is reported only once for each function it appears in 404 | nal_type); | ^~~~~~~~ include/linux/printk.h:373:41: note: in definition of macro 'pr_info' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_if.c:403:9: note: in expansion of macro 'mtk_vcodec_debug' 403 | mtk_vcodec_debug(inst, "\n - NALU[%d] type=%d -\n", inst->num_nalu, | ^~~~~~~~~~~~~~~~ -- In file included from include/linux/printk.h:7, from include/linux/kernel.h:16, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:7: drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c: In function 'vdec_h264_slice_alloc_mv_buf': 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:47:25: note: in expansion of macro 'pr_info' 47 | pr_info("[MTK_V4L2] level=%d %s(),%d: " fmt "\n",\ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:228:9: note: in expansion of macro 'mtk_v4l2_debug' 228 | mtk_v4l2_debug(3, "size = 0x%lx", buf_sz); | ^~~~~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c: In function 'vdec_h264_slice_core_decode': drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:388:22: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] 388 | vdec_fb_va = (u64)fb; | ^ In file included from include/linux/printk.h:7, from include/linux/kernel.h:16, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:7: 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:397:9: note: in expansion of macro 'mtk_vcodec_debug' 397 | mtk_vcodec_debug(inst, "[h264-core] y/c addr = 0x%x 0x%x", y_fb_dma, | ^~~~~~~~~~~~~~~~ include/linux/kern_levels.h:5:25: warning: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'uint64_t' {aka 'long long unsigned int'} [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:373:16: note: in expansion of macro 'KERN_INFO' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/../mtk_vcodec_util.h:57:25: note: in expansion of macro 'pr_info' 57 | pr_info("[MTK_VCODEC][%d]: %s() " fmt "\n", \ | ^~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:397:9: note: in expansion of macro 'mtk_vcodec_debug' 397 | mtk_vcodec_debug(inst, "[h264-core] y/c addr = 0x%x 0x%x", y_fb_dma, | ^~~~~~~~~~~~~~~~ drivers/media/platform/mtk-vcodec/vdec/vdec_h264_req_lat_if.c:375:35: warning: variable 'dst_buf_info' set but not used [-Wunused-but-set-variable] 375 | struct mtk_video_dec_buf *dst_buf_info; | ^~~~~~~~~~~~ vim +5 include/linux/kern_levels.h 314ba3520e513a Joe Perches 2012-07-30 4 04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */ 04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001' 04d2c8c83d0e3a Joe Perches 2012-07-30 7 :::::: The code at line 5 was first introduced by commit :::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern :::::: TO: Joe Perches <joe(a)perches.com&gt; :::::: CC: Linus Torvalds <torvalds(a)linux-foundation.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org