Hi Sasha, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on linus/master] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Sasha-Levin/DirectX-on-Linux/202... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 642b151f45dd54809ea00ecd3976a56c1ec9b53d config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): In file included from include/linux/printk.h:326:0, from include/linux/kernel.h:15, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/gpu/dxgkrnl/dxgmodule.c:14: drivers/gpu/dxgkrnl/dxgmodule.c: In function 'dxgglobal_getiospace': #define pr_fmt2(fmt) "dxgk:err: " fmt ^ include/linux/dynamic_debug.h:125:15: note: in definition of macro '__dynamic_func_call' func(&id, ##__VA_ARGS__); ^~~~~~~~~~~ include/linux/dynamic_debug.h:157:2: note: in expansion of macro '_dynamic_func_call' _dynamic_func_call(fmt,__dynamic_dev_dbg, ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:2: note: in expansion of macro 'dynamic_dev_dbg' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:23: note: in expansion of macro 'dev_fmt' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ TRACE_DEBUG(1, "mmio allocated %llx %llx %llx %llxn", ^~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgmodule.c:305:47: note: format string is defined here TRACE_DEBUG(1, "mmio allocated %llx %llx %llx %llxn", ~~~^ %x In file included from include/linux/printk.h:326:0, from include/linux/kernel.h:15, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/gpu/dxgkrnl/dxgmodule.c:14: drivers/gpu/dxgkrnl/misc.h:215:22: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 7 has type 'resource_size_t {aka unsigned int}' [-Wformat=] #define pr_fmt2(fmt) "dxgk:err: " fmt ^ include/linux/dynamic_debug.h:125:15: note: in definition of macro '__dynamic_func_call' func(&id, ##__VA_ARGS__); ^~~~~~~~~~~ include/linux/dynamic_debug.h:157:2: note: in expansion of macro '_dynamic_func_call' _dynamic_func_call(fmt,__dynamic_dev_dbg, ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:2: note: in expansion of macro 'dynamic_dev_dbg' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:23: note: in expansion of macro 'dev_fmt' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ TRACE_DEBUG(1, "mmio allocated %llx %llx %llx %llxn", ^~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgmodule.c:305:52: note: format string is defined here TRACE_DEBUG(1, "mmio allocated %llx %llx %llx %llxn", ~~~^ %x drivers/gpu/dxgkrnl/dxgmodule.c: At top level: drivers/gpu/dxgkrnl/dxgmodule.c:509:4: error: 'HV_GPUP_DXGK_VGPU_GUID' undeclared here (not in a function); did you mean 'HV_KVP_GUID'? { HV_GPUP_DXGK_VGPU_GUID }, ^~~~~~~~~~~~~~~~~~~~~~ HV_KVP_GUID drivers/gpu/dxgkrnl/dxgmodule.c:511:4: error: 'HV_GPUP_DXGK_GLOBAL_GUID' undeclared here (not in a function); did you mean 'HV_GPUP_DXGK_VGPU_GUID'? { HV_GPUP_DXGK_GLOBAL_GUID }, ^~~~~~~~~~~~~~~~~~~~~~~~ HV_GPUP_DXGK_VGPU_GUID -- In file included from include/linux/printk.h:7:0, from include/linux/kernel.h:15, from include/linux/list.h:9, from include/linux/preempt.h:11, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/linux/stat.h:19, from include/linux/fcntl.h:5, from include/linux/eventfd.h:12, from drivers/gpu/dxgkrnl/ioctl.c:14: drivers/gpu/dxgkrnl/ioctl.c: In function 'dxgk_create_allocation': include/linux/kern_levels.h:5:18: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'unsigned int' [-Wformat=] #define KERN_SOH "001" /* ASCII Start Of Header */ ^ include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH' #define KERN_ERR KERN_SOH "3" /* error conditions */ ^~~~~~~~ include/linux/printk.h:299:9: note: in expansion of macro 'KERN_ERR' printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~ pr_err("private data size is too big: %d %d %ld", ^~~~~~ drivers/gpu/dxgkrnl/ioctl.c:1265:50: note: format string is defined here pr_err("private data size is too big: %d %d %ld", ~~^ %d drivers/gpu/dxgkrnl/ioctl.c: At top level: drivers/gpu/dxgkrnl/ioctl.c:1568:5: warning: no previous prototype for 'validate_alloc' [-Wmissing-prototypes] int validate_alloc(struct dxgallocation *alloc0, ^~~~~~~~~~~~~~ drivers/gpu/dxgkrnl/ioctl.c: In function 'dxgk_create_sync_object': drivers/gpu/dxgkrnl/ioctl.c:2493:7: warning: variable 'host_event_added' set but not used [-Wunused-but-set-variable] bool host_event_added = false; ^~~~~~~~~~~~~~~~ drivers/gpu/dxgkrnl/ioctl.c: In function 'dxgk_signal_sync_object': NULL, (void *)host_event_id, 0); ^ drivers/gpu/dxgkrnl/ioctl.c: In function 'dxgk_signal_sync_object_gpu2': drivers/gpu/dxgkrnl/ioctl.c:3199:11: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] (void *)host_event_id, 0); ^ drivers/gpu/dxgkrnl/ioctl.c: At top level: drivers/gpu/dxgkrnl/ioctl.c:4734:5: warning: no previous prototype for 'assign_resource_handles' [-Wmissing-prototypes] int assign_resource_handles(struct dxgprocess *process, ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/dxgkrnl/ioctl.c:4793:5: warning: no previous prototype for 'open_resource' [-Wmissing-prototypes] int open_resource(struct dxgprocess *process, ^~~~~~~~~~~~~ -- drivers/gpu/dxgkrnl/dxgvmbus.c:108:6: warning: no previous prototype for 'signal_guest_event' [-Wmissing-prototypes] void signal_guest_event(struct dxgkvmb_command_host_to_vm *packet, ^~~~~~~~~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgvmbus.c:126:6: warning: no previous prototype for 'process_inband_packet' [-Wmissing-prototypes] void process_inband_packet(struct dxgvmbuschannel *channel, ^~~~~~~~~~~~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgvmbus.c:158:6: warning: no previous prototype for 'process_completion_packet' [-Wmissing-prototypes] void process_completion_packet(struct dxgvmbuschannel *channel, ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgvmbus.c:785:5: warning: no previous prototype for 'create_existing_sysmem' [-Wmissing-prototypes] int create_existing_sysmem(struct dxgdevice *device, ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/printk.h:326:0, from include/linux/kernel.h:15, from drivers/gpu/dxgkrnl/dxgvmbus.c:14: drivers/gpu/dxgkrnl/dxgvmbus.c: In function 'dxgvmb_send_create_allocation': #define pr_fmt2(fmt) "dxgk:err: " fmt ^ include/linux/dynamic_debug.h:125:15: note: in definition of macro '__dynamic_func_call' func(&id, ##__VA_ARGS__); ^~~~~~~~~~~ include/linux/dynamic_debug.h:157:2: note: in expansion of macro '_dynamic_func_call' _dynamic_func_call(fmt,__dynamic_dev_dbg, ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:2: note: in expansion of macro 'dynamic_dev_dbg' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:23: note: in expansion of macro 'dev_fmt' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ TRACE_DEBUG(1, "command size, driver_data_size %d %d %ld %ld", ^~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgvmbus.c:1139:57: note: format string is defined here TRACE_DEBUG(1, "command size, driver_data_size %d %d %ld %ld", ~~^ %d In file included from include/linux/printk.h:326:0, from include/linux/kernel.h:15, from drivers/gpu/dxgkrnl/dxgvmbus.c:14: drivers/gpu/dxgkrnl/misc.h:215:22: warning: format '%ld' expects argument of type 'long int', but argument 7 has type 'unsigned int' [-Wformat=] #define pr_fmt2(fmt) "dxgk:err: " fmt ^ include/linux/dynamic_debug.h:125:15: note: in definition of macro '__dynamic_func_call' func(&id, ##__VA_ARGS__); ^~~~~~~~~~~ include/linux/dynamic_debug.h:157:2: note: in expansion of macro '_dynamic_func_call' _dynamic_func_call(fmt,__dynamic_dev_dbg, ^~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:2: note: in expansion of macro 'dynamic_dev_dbg' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~~~~~ include/linux/dev_printk.h:114:23: note: in expansion of macro 'dev_fmt' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) ^~~~~~~ TRACE_DEBUG(1, "command size, driver_data_size %d %d %ld %ld", ^~~~~~~~~~~ drivers/gpu/dxgkrnl/dxgvmbus.c:1139:61: note: format string is defined here TRACE_DEBUG(1, "command size, driver_data_size %d %d %ld %ld", ~~^ %d drivers/gpu/dxgkrnl/dxgvmbus.c: In function 'dxgvmb_send_signal_sync_object': command->cpu_event_handle = (winhandle) cpu_event_handle; ^ drivers/gpu/dxgkrnl/dxgvmbus.c: In function 'dxgvmb_send_lock2': drivers/gpu/dxgkrnl/dxgvmbus.c:1797:32: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast] args->data = dxg_map_iospace((uint64_t) result. ^ vim +215 drivers/gpu/dxgkrnl/misc.h 9cc562c3695b5b44 Sasha Levin 2020-05-19 212 9cc562c3695b5b44 Sasha Levin 2020-05-19 213 #undef pr_fmt 9cc562c3695b5b44 Sasha Levin 2020-05-19 214 #define pr_fmt(fmt) "dxgk:err: " fmt 9cc562c3695b5b44 Sasha Levin 2020-05-19 @215 #define pr_fmt2(fmt) "dxgk:err: " fmt 9cc562c3695b5b44 Sasha Levin 2020-05-19 216 9cc562c3695b5b44 Sasha Levin 2020-05-19 217 #define DXGKDEBUG 1 9cc562c3695b5b44 Sasha Levin 2020-05-19 218 /* #define USEPRINTK 1 */ 9cc562c3695b5b44 Sasha Levin 2020-05-19 219 9cc562c3695b5b44 Sasha Levin 2020-05-19 220 #ifndef DXGKDEBUG 9cc562c3695b5b44 Sasha Levin 2020-05-19 221 #define TRACE_DEBUG(...) 9cc562c3695b5b44 Sasha Levin 2020-05-19 222 #define TRACE_DEFINE(...) 9cc562c3695b5b44 Sasha Levin 2020-05-19 223 #define TRACE_FUNC_ENTER(...) 9cc562c3695b5b44 Sasha Levin 2020-05-19 224 #define TRACE_FUNC_EXIT(...) 9cc562c3695b5b44 Sasha Levin 2020-05-19 225 #else 9cc562c3695b5b44 Sasha Levin 2020-05-19 226 #ifdef USEPRINTK 9cc562c3695b5b44 Sasha Levin 2020-05-19 227 #define TRACE_DEBUG(level, fmt, ...)\ 9cc562c3695b5b44 Sasha Levin 2020-05-19 228 printk(KERN_DEBUG pr_fmt2(fmt), ##__VA_ARGS__); 9cc562c3695b5b44 Sasha Levin 2020-05-19 229 9cc562c3695b5b44 Sasha Levin 2020-05-19 230 #define TRACE_DEBUG2(level, offset, fmt, ...) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 231 do { \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 232 if (offset == 0) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 233 printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 234 else \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 235 printk(KERN_DEBUG pr_fmt2(fmt), ##__VA_ARGS__); \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 236 } while (false) 9cc562c3695b5b44 Sasha Levin 2020-05-19 237 9cc562c3695b5b44 Sasha Levin 2020-05-19 238 #define TRACE_FUNC_ENTER(msg) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 239 printk(KERN_DEBUG "dxgk: %s", msg) 9cc562c3695b5b44 Sasha Levin 2020-05-19 240 #define TRACE_FUNC_EXIT(msg, ret) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 241 do { \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 242 if (!NT_SUCCESS(ret)) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 243 dxg_pr_err("%s %x %d", msg, ret, ret); \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 244 else \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 245 printk(KERN_DEBUG "dxgk: %s end", msg); \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 246 } while (false) 9cc562c3695b5b44 Sasha Levin 2020-05-19 247 #define TRACE_FUNC_EXIT_ERR(msg, ret) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 248 do { \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 249 if (!NT_SUCCESS(ret)) \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 250 dxg_pr_err("%s %x", msg, ret); \ 9cc562c3695b5b44 Sasha Levin 2020-05-19 251 } while (false) 9cc562c3695b5b44 Sasha Levin 2020-05-19 252 #else 9cc562c3695b5b44 Sasha Levin 2020-05-19 253 #define TRACE_DEBUG(level, fmt, ...)\ 9cc562c3695b5b44 Sasha Levin 2020-05-19 @254 dev_dbg(dxgglobaldev, pr_fmt2(fmt), ##__VA_ARGS__) 9cc562c3695b5b44 Sasha Levin 2020-05-19 255 :::::: The code at line 215 was first introduced by commit :::::: 9cc562c3695b5b44c0c931c76bdc24e8c4f33587 gpu: dxgkrnl: core code :::::: TO: Sasha Levin <sashal(a)kernel.org&gt; :::::: CC: 0day robot <lkp(a)intel.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org