linux-kernel - [tip:timers/core 34/34] drivers//clocksource/hyperv_timer.c:264:35: error: 'hv_sched_clock_offset' undeclared; did you mean 'sched_clock

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <201908221019.hX9jqUFa%lkp@intel.com>
Date:   Thu, 22 Aug 2019 10:25:20 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Tianyu Lan <Tianyu.Lan@...rosoft.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        tipbuild@...or.com, Thomas Gleixner <tglx@...utronix.de>,
        Michael Kelley <mikelley@...rosoft.com>
Subject: [tip:timers/core 34/34] drivers//clocksource/hyperv_timer.c:264:35:
 error: 'hv_sched_clock_offset' undeclared; did you mean
 'sched_clock_register'?

tree:   https://kernel.googlesource.com/pub/scm/linux/kernel/git/tip/tip.git timers/core
head:   b74e1d61dbc614ff35ef3ad9267c61ed06b09051
commit: b74e1d61dbc614ff35ef3ad9267c61ed06b09051 [34/34] clocksource/hyperv: Add Hyper-V specific sched clock function
config: i386-randconfig-g002-201933 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-10) 7.4.0
reproduce:
        git checkout b74e1d61dbc614ff35ef3ad9267c61ed06b09051
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All error/warnings (new ones prefixed by >>):

   drivers//clocksource/hyperv_timer.c: In function 'read_hv_sched_clock_msr':
>> drivers//clocksource/hyperv_timer.c:264:35: error: 'hv_sched_clock_offset' undeclared (first use in this function); did you mean 'sched_clock_register'?
     return read_hv_clock_msr(NULL) - hv_sched_clock_offset;
                                      ^~~~~~~~~~~~~~~~~~~~~
                                      sched_clock_register
   drivers//clocksource/hyperv_timer.c:264:35: note: each undeclared identifier is reported only once for each function it appears in
   drivers//clocksource/hyperv_timer.c: In function 'hv_init_clocksource':
   drivers//clocksource/hyperv_timer.c:334:2: error: 'hv_sched_clock_offset' undeclared (first use in this function); did you mean 'sched_clock_register'?
     hv_sched_clock_offset = hyperv_cs->read(hyperv_cs);
     ^~~~~~~~~~~~~~~~~~~~~
     sched_clock_register
   drivers//clocksource/hyperv_timer.c: In function 'read_hv_sched_clock_msr':
>> drivers//clocksource/hyperv_timer.c:265:1: warning: control reaches end of non-void function [-Wreturn-type]
    }
    ^

vim +264 drivers//clocksource/hyperv_timer.c

   261	
   262	static u64 read_hv_sched_clock_msr(void)
   263	{
 > 264		return read_hv_clock_msr(NULL) - hv_sched_clock_offset;
 > 265	}
   266	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (32583 bytes)