Hi Linyu, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on usb/usb-testing] [also build test WARNING on peter.chen-usb/for-usb-next next-20210902] [cannot apply to balbi-usb/testing/next v5.14] [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/Linyu-Yuan/usb-gadget-configfs-add-some-trace-event/20210902-211519 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing config: x86_64-randconfig-s021-20210902 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.4-rc1-dirty # https://github.com/0day-ci/linux/commit/f173b8a0bbf4b051a79b533539e4469cfe050fc1 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Linyu-Yuan/usb-gadget-configfs-add-some-trace-event/20210902-211519 git checkout f173b8a0bbf4b051a79b533539e4469cfe050fc1 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/usb/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) drivers/usb/gadget/configfs_trace.c: note: in included file (through include/trace/trace_events.h, include/trace/define_trace.h, drivers/usb/gadget/configfs_trace.h): >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: cast to restricted __le16 >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: cast to restricted __le16 >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: restricted __le16 degrades to integer >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: restricted __le16 degrades to integer >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: cast to restricted __le16 >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: cast to restricted __le16 >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: restricted __le16 degrades to integer >> include/trace/../../drivers/usb/gadget/configfs_trace.h:14:1: sparse: sparse: restricted __le16 degrades to integer vim +14 include/trace/../../drivers/usb/gadget/configfs_trace.h 13 > 14 DECLARE_EVENT_CLASS(log_gadget_info, 15 TP_PROTO(struct gadget_info *gi), 16 TP_ARGS(gi), 17 TP_STRUCT__entry( 18 /* gadget_info */ 19 __string(gi_group, config_item_name(&gi->group.cg_item)) 20 __field(bool, unbind) 21 22 /* usb_composite_dev */ 23 __field(u8, b_vendor_code) 24 __field(bool, suspended) 25 __field(bool, setup_pending) 26 __field(bool, os_desc_pending) 27 __field(unsigned, deactivations) 28 __field(int, delayed_status) 29 __field(__le16, bcdUSB) 30 __field(__le16, bcdDevice) 31 __string(config, gi->cdev.config) 32 33 /* usb_composite_driver */ 34 __field(unsigned, max_speed) 35 __field(bool, needs_serial) 36 37 /* usb_gadget_driver */ 38 __string(udc_name, gi->composite.gadget_driver.udc_name) 39 ), 40 TP_fast_assign( 41 __assign_str(gi_group, config_item_name(&gi->group.cg_item)); 42 __entry->unbind = gi->unbind; 43 44 __entry->b_vendor_code = gi->cdev.b_vendor_code; 45 __entry->suspended = gi->cdev.suspended; 46 __entry->setup_pending = gi->cdev.setup_pending; 47 __entry->os_desc_pending = gi->cdev.os_desc_pending; 48 __entry->deactivations = gi->cdev.deactivations; 49 __entry->delayed_status = gi->cdev.delayed_status; 50 __entry->bcdUSB = gi->cdev.desc.bcdUSB; 51 __entry->bcdDevice = gi->cdev.desc.bcdDevice; 52 __assign_str(config, config_to_string(gi)); 53 54 __entry->max_speed = gi->composite.max_speed; 55 __entry->needs_serial = gi->composite.needs_serial; 56 57 __assign_str(udc_name, gi->composite.gadget_driver.udc_name); 58 ), 59 TP_printk("gi_group:%s,unbind:%d," 60 " - " 61 "b_vendor_code:%d,suspended:%d,setup_pending:%d," 62 "os_desc_pending:%d,deactivations:%d,delayed_status:%d," 63 "bcdUSB:%04x,bcdDevice:%04x,config:%s," 64 " - " 65 "max_speed:%d,needs_serial:%d," 66 " - " 67 "udc_name:%s", 68 69 __get_str(gi_group), 70 __entry->unbind, 71 72 __entry->b_vendor_code, 73 __entry->suspended, 74 __entry->setup_pending, 75 __entry->os_desc_pending, 76 __entry->deactivations, 77 __entry->delayed_status, 78 le16_to_cpu(__entry->bcdUSB), 79 le16_to_cpu(__entry->bcdDevice), 80 __get_str(config), 81 82 __entry->max_speed, 83 __entry->needs_serial, 84 85 __get_str(udc_name) 86 ) 87 ); 88 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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