tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: d9cf86e2fe8e5c014fd3e46c31f3415549ab813f commit: 7243df9bf3ab4130b2c8f5dfa9a620afc964cc72 [1231/1231] arm64/mpam: resctrl: Write and read schemata by schema_list config: arm64-randconfig-001-20241029 (https://download.01.org/0day-ci/archive/20241104/202411041549.sgcRhuo9-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241104/202411041549.sgcRhuo9-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/202411041549.sgcRhuo9-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

arch/arm64/kernel/mpam/mpam_ctrlmon.c:300: warning: Function parameter or member 's' not described in 'show_doms' arch/arm64/kernel/mpam/mpam_ctrlmon.c:300: warning: Function parameter or member 'r' not described in 'show_doms' arch/arm64/kernel/mpam/mpam_ctrlmon.c:300: warning: Function parameter or member 'schema_name' not described in 'show_doms'

arch/arm64/kernel/mpam/mpam_ctrlmon.c:300: warning: Function parameter or member 'partid' not described in 'show_doms'

vim +300 arch/arm64/kernel/mpam/mpam_ctrlmon.c

1abcabe9dab59ec arch/arm64/kernel/mpam_ctrlmon.c Yang Yingliang 2019-01-30 287 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 288 /** 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 289 * MPAM resources such as L2 may have too many domains for arm64, 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 290 * at this time we should rearrange this display for brevity and 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 291 * harmonious interaction. 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 292 * 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 293 * Before rearrangement: L2:0=ff;1=ff;2=fc;3=ff;4=f;....;255=ff 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 294 * After rearrangement: L2:S;2=fc;S;4=f;S 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 295 * Those continuous fully sharable domains will be combined into 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 296 * a single "S" simply. 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 297 */ 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 298 static void show_doms(struct seq_file *s, struct resctrl_resource *r, 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 299 char *schema_name, int partid) be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 @300 { 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 301 struct raw_resctrl_resource *rr = r->res; be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 302 struct rdt_domain *dom; be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 303 bool sep = false; 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 304 bool rg = false; 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 305 bool prev_auto_fill = false; 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 306 u32 reg_val; 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 307 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 308 if (r->dom_num > RESCTRL_SHOW_DOM_MAX_NUM) 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 309 rg = true; be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 310 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 311 seq_printf(s, "%*s:", max_name_width, schema_name); be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 312 list_for_each_entry(dom, &r->domains, list) { 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 313 reg_val = rr->msr_read(dom, partid); 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 314 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 315 if (rg && reg_val == r->default_ctrl && 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 316 prev_auto_fill == true) 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 317 continue; 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 318 be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 319 if (sep) be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 320 seq_puts(s, ";"); 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 321 if (rg && reg_val == r->default_ctrl) { 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 322 prev_auto_fill = true; 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 323 seq_puts(s, "S"); 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 324 } else { 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 325 seq_printf(s, rr->format_str, dom->id, 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 326 max_data_width, reg_val); 7243df9bf3ab413 arch/arm64/kernel/mpam/mpam_ctrlmon.c Wang ShaoBo 2021-02-24 327 } be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 328 sep = true; be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 329 } be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 330 seq_puts(s, "\n"); be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 331 } be2167d2a188dc2 arch/arm64/kernel/mpam_ctrlmon.c Xie XiuQi 2019-01-29 332

:::::: The code at line 300 was first introduced by commit :::::: be2167d2a188dc20648fa10c2c5ccd56ba579533 arm64/mpam: support resctrl_group_schemata_show

:::::: TO: Xie XiuQi xiexiuqi@huawei.com :::::: CC: Xie XiuQi xiexiuqi@huawei.com