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X-CSE-ConnectionGUID: toL07tqBSBaJr+7L3rmgRA== X-CSE-MsgGUID: 8hium3ygT0yAUWV7D11V7A== X-IronPort-AV: E=McAfee;i="6800,10657,11833"; a="71167974" X-IronPort-AV: E=Sophos;i="6.25,141,1779174000"; d="scan'208";a="71167974" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2026 06:10:47 -0700 X-CSE-ConnectionGUID: SULj1GodTqm51hz0aa0/hw== X-CSE-MsgGUID: VnUEs8pVSSKazzIF6VlS5g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,141,1779174000"; d="scan'208";a="248589625" Received: from lkp-server02.sh.intel.com (HELO ea128546eb3d) ([10.239.97.151]) by fmviesa010.fm.intel.com with ESMTP; 01 Jul 2026 06:10:45 -0700 Received: from kbuild by ea128546eb3d with local (Exim 4.98.2) (envelope-from ) id 1weuhp-000000009JL-2dJO; Wed, 01 Jul 2026 13:10:40 +0000 Date: Wed, 01 Jul 2026 21:09:30 +0800 From: kernel test robot To: Boqun Feng Cc: oe-kbuild-all@lists.linux.dev Subject: [boqun:rust-sync-old 8/19] kernel/sched/fair.c:7361:76: error: 'class_raw_spinlock_irqsave_t' has no member named 'flags' Message-ID: <202607012020.u2JREjhS-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/boqun/linux.git rust-sync-old head: 2d07a3ed986f2e6f7f1c3b7f629bd737d5aac43b commit: 5d47ed5195ba70f4e725ee56cf4bb5b4c058c4d9 [8/19] locking: Switch to _irq_{disable,enable}() variants in cleanup guards config: x86_64-rhel-9.4 (https://download.01.org/0day-ci/archive/20260701/202607012020.u2JREjhS-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260701/202607012020.u2JREjhS-lkp@intel.com/reproduce) 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 | Closes: https://lore.kernel.org/oe-kbuild-all/202607012020.u2JREjhS-lkp@intel.com/ All errors (new ones prefixed by >>): kernel/sched/fair.c: In function 'sched_cfs_period_timer': >> kernel/sched/fair.c:7361:76: error: 'class_raw_spinlock_irqsave_t' has no member named 'flags' 7361 | idle = do_sched_cfs_period_timer(cfs_b, overrun, cfsb_guard.flags); | ^ vim +7361 kernel/sched/fair.c 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7345 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7346 static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer) 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7347 { 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7348 struct cfs_bandwidth *cfs_b = 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7349 container_of(timer, struct cfs_bandwidth, period_timer); 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7350 int overrun; 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7351 int idle = 0; 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7352 int count = 0; 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7353 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7354 CLASS(raw_spinlock_irqsave, cfsb_guard)(&cfs_b->lock); 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7355 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7356 for (;;) { 77a4d1a1b9a122 kernel/sched/fair.c Peter Zijlstra 2015-04-15 7357 overrun = hrtimer_forward_now(timer, cfs_b->period); 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7358 if (!overrun) 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7359 break; 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7360 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 @7361 idle = do_sched_cfs_period_timer(cfs_b, overrun, cfsb_guard.flags); 5a6d6a6ccb5f48 kernel/sched/fair.c Huaixin Chang 2020-04-20 7362 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7363 if (++count > 3) { 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7364 u64 new, old = ktime_to_ns(cfs_b->period); 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7365 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7366 /* 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7367 * Grow period by a factor of 2 to avoid losing precision. 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7368 * Precision loss in the quota/period ratio can cause __cfs_schedulable 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7369 * to fail. 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7370 */ 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7371 new = old * 2; 5bc34be478d09c kernel/sched/fair.c Tejun Heo 2025-06-13 7372 if (new < max_bw_quota_period_us * NSEC_PER_USEC) { 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7373 cfs_b->period = ns_to_ktime(new); 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7374 cfs_b->quota *= 2; f4183717b370ad kernel/sched/fair.c Huaixin Chang 2021-06-21 7375 cfs_b->burst *= 2; 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7376 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7377 pr_warn_ratelimited( 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7378 "cfs_period_timer[cpu%d]: period too short, scaling up (new cfs_period_us = %lld, cfs_quota_us = %lld)\n", 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7379 smp_processor_id(), 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7380 div_u64(new, NSEC_PER_USEC), 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7381 div_u64(cfs_b->quota, NSEC_PER_USEC)); 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7382 } else { 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7383 pr_warn_ratelimited( 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7384 "cfs_period_timer[cpu%d]: period too short, but cannot scale up without losing precision (cfs_period_us = %lld, cfs_quota_us = %lld)\n", 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7385 smp_processor_id(), 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7386 div_u64(old, NSEC_PER_USEC), 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7387 div_u64(cfs_b->quota, NSEC_PER_USEC)); 4929a4e6faa0f1 kernel/sched/fair.c Xuewei Zhang 2019-10-03 7388 } 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7389 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7390 /* reset count so we don't come right back in here */ 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7391 count = 0; 2e8e19226398db kernel/sched/fair.c Phil Auld 2019-03-19 7392 } 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7393 } 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7394 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7395 if (idle) { 4cfafd3082afc7 kernel/sched/fair.c Peter Zijlstra 2015-05-14 7396 cfs_b->period_active = 0; 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7397 return HRTIMER_NORESTART; 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7398 } 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7399 1abbecd1d2d2fd kernel/sched/fair.c K Prateek Nayak 2026-06-02 7400 return HRTIMER_RESTART; 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7401 } 029632fbb7b7c9 kernel/sched_fair.c Peter Zijlstra 2011-10-25 7402 :::::: The code at line 7361 was first introduced by commit :::::: 1abbecd1d2d2fdd96e52f541f07ee2b163631bee sched/fair: Convert cfs bandwidth throttling to use guards :::::: TO: K Prateek Nayak :::::: CC: Peter Zijlstra -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki