Re: [PATCH] sched/fair: Propagate load for throttled cfs_rq

[Aaron Lu <ziqianlu@bytedance.com>]

On Tue, Sep 09, 2025 at 12:20:47PM +0800, kernel test robot wrote:
> Hi Aaron,
> 
> kernel test robot noticed the following build errors:
> 
> 
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/UPDATE-20250908-190724/Aaron-Lu/sched-fair-Add-related-data-structure-for-task-based-throttle/20250829-161501
> base:   the 3th patch of https://lore.kernel.org/r/20250829081120.806-4-ziqianlu%40bytedance.com
> patch link:    https://lore.kernel.org/r/20250908110548.GA35%40bytedance
> patch subject: [PATCH] sched/fair: Propagate load for throttled cfs_rq
> config: i386-buildonly-randconfig-001-20250909 (https://download.01.org/0day-ci/archive/20250909/202509091233.f6nP3BVh-lkp@intel.com/config)
> compiler: gcc-13 (Debian 13.3.0-16) 13.3.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250909/202509091233.f6nP3BVh-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 <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202509091233.f6nP3BVh-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
> >> kernel/sched/fair.c:6747:1: error: expected identifier or '(' before '+' token
>     6747 | +static inline bool cfs_rq_pelt_clock_throttled(struct cfs_rq *cfs_rq)
>          | ^

Sigh, I remembered I did a build test with !CFS_BANDWIDTH and now I went
to check that build directory and noticed I didn't have CFS_BANDWIDTH
disabled...

Sorry for the trouble, will send an updated patch later.

And thanks for the report, lkp.

> 
> 
> vim +6747 kernel/sched/fair.c
> 
>   6746	
> > 6747	+static inline bool cfs_rq_pelt_clock_throttled(struct cfs_rq *cfs_rq)
>   6748	{
>   6749		return false;
>   6750	}
>   6751	
> 
> -- 
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki