tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: dfb9bd9242c2350c127d51a126976ed386e9cc48 commit: aafde051ac61687823976cc892fb3c416101d694 [3278/3278] xsched: Add support for CFS quota for cgroups config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20251119/202511192040.YIPXCVFH-lkp@i...) compiler: aarch64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251119/202511192040.YIPXCVFH-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/202511192040.YIPXCVFH-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/xsched/vstream.c:23: include/linux/xsched.h:276:36: error: field 'css' has incomplete type 276 | struct cgroup_subsys_state css; | ^~~

...

include/linux/xsched.h:309:28: error: array type has incomplete element type 'struct cgroup_file' 309 | struct cgroup_file xcu_file[NR_XCU_FILE_TYPES]; | ^~~~~~~~

Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for ARCH_SUPPORTS_SCHED_SOFT_QUOTA Depends on [n]: CGROUPS [=n] Selected by [y]: - ARM64 [=y] WARNING: unmet direct dependencies detected for HALTPOLL_CPUIDLE Depends on [n]: CPU_IDLE [=n] && ARCH_CPUIDLE_HALTPOLL [=y] && ARCH_HAS_OPTIMIZED_POLL [=y] Selected by [y]: - ARM64 [=y] vim +309 include/linux/xsched.h 272 273 /* Xsched scheduling control group */ 274 struct xsched_group { 275 /* Cgroups controller structure */ 276 struct cgroup_subsys_state css; 277 278 /* Control group settings: */ 279 int sched_class; 280 int prio; 281 282 /* Bandwidth setting: shares value set by user */ 283 u64 shares_cfg; 284 u64 shares_cfg_red; 285 u32 weight; 286 u64 children_shares_sum; 287 288 /* Bandwidth setting: maximal quota in period */ 289 s64 quota; 290 /* record the runtime of operators during the period */ 291 s64 runtime; 292 s64 period; 293 struct hrtimer quota_timeout; 294 struct work_struct refill_work; 295 296 struct xsched_group_xcu_priv perxcu_priv[XSCHED_NR_CUS]; 297 298 /* Groups hierarchcy */ 299 struct xsched_group *parent; 300 struct list_head children_groups; 301 struct list_head group_node; 302 303 spinlock_t lock; 304 305 /* for XSE to move in perxcu */ 306 struct list_head members; 307 308 /* to control the xcu.{period, quota, shares} files shown or not */

309 struct cgroup_file xcu_file[NR_XCU_FILE_TYPES]; 310 struct work_struct file_show_work; 311 }; 312

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