linux-kernel - Re: [PATCH 13/31] sched: Switch to use hrtimer

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Message-ID: <202410282033.n74LbYyl-lkp@intel.com>
Date: Mon, 28 Oct 2024 20:51:21 +0800
From: kernel test robot <lkp@...el.com>
To: Nam Cao <namcao@...utronix.de>,
	Anna-Maria Behnsen <anna-maria@...utronix.de>,
	Frederic Weisbecker <frederic@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andreas Hindborg <a.hindborg@...nel.org>,
	Alice Ryhl <aliceryhl@...gle.com>, Miguel Ojeda <ojeda@...nel.org>,
	Kees Cook <kees@...nel.org>, linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, Nam Cao <namcao@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH 13/31] sched: Switch to use hrtimer_setup()

Hi Nam,

kernel test robot noticed the following build errors:

[auto build test ERROR on kvm/queue]
[also build test ERROR on tip/sched/core perf-tools-next/perf-tools-next tip/perf/core perf-tools/perf-tools tip/timers/core axboe-block/for-next]
[cannot apply to linus/master kvm/linux-next acme/perf/core v6.12-rc5 next-20241028]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Nam-Cao/KVM-MIPS-Switch-to-use-hrtimer_setup/20241028-154142
base:   https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue
patch link:    https://lore.kernel.org/r/f83c7ad9954fce1f84eaec94bb7b58f5f6974fc4.1729864823.git.namcao%40linutronix.de
patch subject: [PATCH 13/31] sched: Switch to use hrtimer_setup()
config: x86_64-rhel-8.3-func (https://download.01.org/0day-ci/archive/20241028/202410282033.n74LbYyl-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410282033.n74LbYyl-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410282033.n74LbYyl-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from kernel/sched/build_policy.c:52:
   kernel/sched/rt.c: In function 'init_rt_bandwidth':
>> kernel/sched/rt.c:130:9: error: implicit declaration of function 'hrtimer_setup'; did you mean 'timer_setup'? [-Werror=implicit-function-declaration]
     130 |         hrtimer_setup(&rt_b->rt_period_timer, sched_rt_period_timer, CLOCK_MONOTONIC,
         |         ^~~~~~~~~~~~~
         |         timer_setup
   cc1: some warnings being treated as errors


vim +130 kernel/sched/rt.c

   122	
   123	void init_rt_bandwidth(struct rt_bandwidth *rt_b, u64 period, u64 runtime)
   124	{
   125		rt_b->rt_period = ns_to_ktime(period);
   126		rt_b->rt_runtime = runtime;
   127	
   128		raw_spin_lock_init(&rt_b->rt_runtime_lock);
   129	
 > 130		hrtimer_setup(&rt_b->rt_period_timer, sched_rt_period_timer, CLOCK_MONOTONIC,
   131			      HRTIMER_MODE_REL_HARD);
   132	}
   133	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki