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* [linux-next:master 14111/14117] drivers/clocksource/timer-nps.c:84:52: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2020-08-09  7:36 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2020-08-09  7:36 UTC (permalink / raw)
  To: Krzysztof Kozlowski
  Cc: kbuild-all, Geert Uytterhoeven, Arnd Bergmann, Andrew Morton,
	Linux Memory Management List

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   471e638c4c5df4c0035a76a561ada4d28228e5fd
commit: 85e8dd4059a9511643e88121e379f6ef81cec712 [14111/14117] iomap: constify ioreadX() iomem argument (as in generic implementation)
config: i386-randconfig-s001-20200809 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.2-118-ge1578773-dirty
        git checkout 85e8dd4059a9511643e88121e379f6ef81cec712
        # save the attached .config to linux build tree
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> drivers/clocksource/timer-nps.c:84:52: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __iomem * @@     got void * @@
>> drivers/clocksource/timer-nps.c:84:52: sparse:     expected void const [noderef] __iomem *
   drivers/clocksource/timer-nps.c:84:52: sparse:     got void *
   drivers/clocksource/timer-nps.c:103:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __iomem * @@     got void ** @@
   drivers/clocksource/timer-nps.c:103:37: sparse:     expected void [noderef] __iomem *
   drivers/clocksource/timer-nps.c:103:37: sparse:     got void **
--
   drivers/spi/spi-lp8841-rtc.c:112:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:112:41: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:112:41: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:121:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:121:41: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:121:41: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:143:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:143:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:143:33: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:147:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:147:41: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:147:41: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:209:21: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void *iomem @@     got void [noderef] __iomem * @@
   drivers/spi/spi-lp8841-rtc.c:209:21: sparse:     expected void *iomem
   drivers/spi/spi-lp8841-rtc.c:209:21: sparse:     got void [noderef] __iomem *
   drivers/spi/spi-lp8841-rtc.c:57:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:57:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:57:33: sparse:     got void *iomem
>> drivers/spi/spi-lp8841-rtc.c:63:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __iomem * @@     got void *iomem @@
>> drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     expected void const [noderef] __iomem *
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:57:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:57:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:57:33: sparse:     got void *iomem
>> drivers/spi/spi-lp8841-rtc.c:63:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __iomem * @@     got void *iomem @@
>> drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     expected void const [noderef] __iomem *
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *addr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     expected void volatile [noderef] __iomem *addr
   drivers/spi/spi-lp8841-rtc.c:47:33: sparse:     got void *iomem

vim +84 drivers/clocksource/timer-nps.c

a53224577e317d Noam Camus      2015-10-17  79  
a5a1d1c2914b53 Thomas Gleixner 2016-12-21  80  static u64 nps_clksrc_read(struct clocksource *clksrc)
a53224577e317d Noam Camus      2015-10-17  81  {
a53224577e317d Noam Camus      2015-10-17  82  	int cluster = raw_smp_processor_id() >> NPS_CLUSTER_OFFSET;
a53224577e317d Noam Camus      2015-10-17  83  
a5a1d1c2914b53 Thomas Gleixner 2016-12-21 @84  	return (u64)ioread32be(nps_msu_reg_low_addr[cluster]);
a53224577e317d Noam Camus      2015-10-17  85  }
a53224577e317d Noam Camus      2015-10-17  86  

:::::: The code at line 84 was first introduced by commit
:::::: a5a1d1c2914b5316924c7893eb683a5420ebd3be clocksource: Use a plain u64 instead of cycle_t

:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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