linux-kernel - Re: [tip:sched/core 69/70] drivers/cpufreq/cppc_cpufreq.c:227:20: error: use of undeclared identifier 'NSER_PER

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Message-ID: <20240911091430.GN4723@noisy.programming.kicks-ass.net>
Date: Wed, 11 Sep 2024 11:14:30 +0200
From: Peter Zijlstra <peterz@...radead.org>
To: Christian Loehle <christian.loehle@....com>
Cc: kernel test robot <lkp@...el.com>, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, x86@...nel.org
Subject: Re: [tip:sched/core 69/70] drivers/cpufreq/cppc_cpufreq.c:227:20:
 error: use of undeclared identifier 'NSER_PER_MSEC'

On Wed, Sep 11, 2024 at 09:15:24AM +0100, Christian Loehle wrote:
> On 9/10/24 23:20, kernel test robot wrote:
> > Hi Christian,
> > 
> > FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.
> > 
> > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core
> > head:   6cbbb91711c6b17da3802a3cf072d3311828ca33
> > commit: b3a47ff095544af206b8885391a7bad662d06a57 [69/70] cpufreq/cppc: Use NSEC_PER_MSEC for deadline task
> > config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20240911/202409110611.dmyDCkoe-lkp@intel.com/config)
> > compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project bf684034844c660b778f0eba103582f582b710c9)
> > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240911/202409110611.dmyDCkoe-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/202409110611.dmyDCkoe-lkp@intel.com/
> > 
> > All errors (new ones prefixed by >>):
> > 
> >>> drivers/cpufreq/cppc_cpufreq.c:227:20: error: use of undeclared identifier 'NSER_PER_MSEC'
> >      227 |                 .sched_runtime  = NSER_PER_MSEC,
> >          |                                   ^
> >>> drivers/cpufreq/cppc_cpufreq.c:229:3: error: member reference base type 'long' is not a structure or union
> >      228 |                 .sched_deadline = 10 * NSEC_PER_MSEC
> >          |                                        ~~~~~~~~~~~~~
> >      229 |                 .sched_period   = 10 * NSEC_PER_MSEC,
> >          |                 ^~~~~~~~~~~~~
> >    2 errors generated.
> > 
> > 
> > vim +/NSER_PER_MSEC +227 drivers/cpufreq/cppc_cpufreq.c
> > 
> >    215	
> >    216	static void __init cppc_freq_invariance_init(void)
> >    217	{
> >    218		struct sched_attr attr = {
> >    219			.size		= sizeof(struct sched_attr),
> >    220			.sched_policy	= SCHED_DEADLINE,
> >    221			.sched_nice	= 0,
> >    222			.sched_priority	= 0,
> >    223			/*
> >    224			 * Fake (unused) bandwidth; workaround to "fix"
> >    225			 * priority inheritance.
> >    226			 */
> >  > 227			.sched_runtime	= NSER_PER_MSEC,
> 
> Sorry, seems I enabled the module, but didn't actually build modules
> before sending it out, anyway this should be s/NSER/NSEC
> 
> >    228			.sched_deadline = 10 * NSEC_PER_MSEC
> and this is missing a comma.
> Peter do you mind fixing that up for me?

I'll fix it up. I need to rebase sched/core anyway.

Thanks!