linux-kernel - Re: [PATCH 3/4] cputime/powerpc/s390: make scaled cputime arch specific

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Message-ID: <201610312023.boUecf4j%fengguang.wu@intel.com>
Date:   Mon, 31 Oct 2016 21:02:47 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Stanislaw Gruszka <sgruszka@...hat.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Paul Mackerras <paulus@...ba.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Michael Neuling <mikey@...ling.org>,
        linuxppc-dev@...ts.ozlabs.org,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        linux-s390@...r.kernel.org, Stanislaw Gruszka <sgruszka@...hat.com>
Subject: Re: [PATCH 3/4] cputime/powerpc/s390: make scaled cputime arch
 specific

Hi Stanislaw,

[auto build test ERROR on powerpc/next]
[also build test ERROR on v4.9-rc3 next-20161028]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Stanislaw-Gruszka/cputime-powerpc-remove-cputime_last_delta-global-variable/20161031-204221
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: x86_64-randconfig-x011-201644 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   kernel/sched/cputime.c: In function 'irqtime_account_process_tick':
>> kernel/sched/cputime.c:388:36: error: expected ')' before 'CPUTIME_SYSTEM'
      __account_system_time(p, cputime CPUTIME_SYSTEM);
                                       ^~~~~~~~~~~~~~
>> kernel/sched/cputime.c:388:3: error: too few arguments to function '__account_system_time'
      __account_system_time(p, cputime CPUTIME_SYSTEM);
      ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/cputime.c:191:6: note: declared here
    void __account_system_time(struct task_struct *p, cputime_t cputime, int index)
         ^~~~~~~~~~~~~~~~~~~~~

vim +388 kernel/sched/cputime.c

   382			account_user_time(p, cputime);
   383		} else if (p == rq->idle) {
   384			account_idle_time(cputime);
   385		} else if (p->flags & PF_VCPU) { /* System time or guest time */
   386			account_guest_time(p, cputime);
   387		} else {
 > 388			__account_system_time(p, cputime CPUTIME_SYSTEM);
   389		}
   390	}
   391	

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