tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 52a3b0aa13aa2325ca2caf528fbcaba06ad3bab5 commit: 280895301d3bc3507606cbd2e3cdccba75a8dcdc [13/13] ub:ubus: Support Ubus read/write configuration functions config: arm64-randconfig-004-20251226 (https://download.01.org/0day-ci/archive/20251226/202512260914.fC4Pfn5g-lkp@i...) compiler: aarch64-linux-gcc (GCC) 13.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251226/202512260914.fC4Pfn5g-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202512260914.fC4Pfn5g-lkp@intel.com/ All warnings (new ones prefixed by >>):
drivers/ub/ubus/ubus_config.c:191:6: warning: no previous prototype for 'ub_sync_cfg_rsp_handle' [-Wmissing-prototypes] 191 | void ub_sync_cfg_rsp_handle(struct cfg_msg_pld_rsp *rsp, u8 size, | ^~~~~~~~~~~~~~~~~~~~~~ drivers/ub/ubus/ubus_config.c:310:5: warning: no previous prototype for '__ub_cfg_read_byte' [-Wmissing-prototypes] 310 | int __ub_cfg_read_byte(struct ub_entity *uent, u64 pos, u8 *val) | ^~~~~~~~~~~~~~~~~~ drivers/ub/ubus/ubus_config.c:320:5: warning: no previous prototype for '__ub_cfg_read_word' [-Wmissing-prototypes] 320 | int __ub_cfg_read_word(struct ub_entity *uent, u64 pos, u16 *val) | ^~~~~~~~~~~~~~~~~~ drivers/ub/ubus/ubus_config.c:330:5: warning: no previous prototype for '__ub_cfg_read_dword' [-Wmissing-prototypes] 330 | int __ub_cfg_read_dword(struct ub_entity *uent, u64 pos, u32 *val) | ^~~~~~~~~~~~~~~~~~~ drivers/ub/ubus/ubus_config.c:340:5: warning: no previous prototype for '__ub_cfg_write_byte' [-Wmissing-prototypes] 340 | int __ub_cfg_write_byte(struct ub_entity *uent, u64 pos, u8 val) | ^~~~~~~~~~~~~~~~~~~ drivers/ub/ubus/ubus_config.c:350:5: warning: no previous prototype for '__ub_cfg_write_word' [-Wmissing-prototypes] 350 | int __ub_cfg_write_word(struct ub_entity *uent, u64 pos, u16 val) | ^~~~~~~~~~~~~~~~~~~ drivers/ub/ubus/ubus_config.c:360:5: warning: no previous prototype for '__ub_cfg_write_dword' [-Wmissing-prototypes] 360 | int __ub_cfg_write_dword(struct ub_entity *uent, u64 pos, u32 val) | ^~~~~~~~~~~~~~~~~~~~
Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for RESCTRL_FS Depends on [n]: MISC_FILESYSTEMS [=n] && ARCH_HAS_CPU_RESCTRL [=y] Selected by [y]: - ARM64_MPAM [=y] vim +/ub_sync_cfg_rsp_handle +191 drivers/ub/ubus/ubus_config.c 190
191 void ub_sync_cfg_rsp_handle(struct cfg_msg_pld_rsp *rsp, u8 size, 192 u64 pos, bool write, u32 *val) 193 { 194 #define UB_CFG_REG_SIZE 4 195 u8 pos_in_reg = pos % UB_CFG_REG_SIZE; 196 u32 read_data; 197 198 if (!write) { 199 read_data = rsp->read_data >> (pos_in_reg * BITS_PER_BYTE); 200 if (size == sizeof(u8)) 201 *(u8 *)val = read_data; 202 else if (size == sizeof(u16)) 203 *(u16 *)val = read_data; 204 else 205 *val = read_data; 206 } 207 } 208
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