Hi Luc,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   5c8fe583cce542aa0b84adc939ce85293de36e5e
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for 
__chk_{user,io}_ptr()
date:   4 months ago
config: sh-randconfig-s031-20201228 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.3-184-g1b896707-dirty
        # 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
        git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh 

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


"sparse warnings: (new ones prefixed by >>)"
>> arch/sh/mm/cache-sh7705.c:116:32: sparse: sparse: incorrect type in argument 
>> 1 (different base types) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got unsigned long [assigned] addr @@
   arch/sh/mm/cache-sh7705.c:116:32: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/mm/cache-sh7705.c:116:32: sparse:     got unsigned long [assigned] 
addr
   arch/sh/mm/cache-sh7705.c:119:33: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected void const volatile [noderef] __iomem 
*ptr @@     got unsigned long [assigned] addr @@
   arch/sh/mm/cache-sh7705.c:119:33: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/mm/cache-sh7705.c:119:33: sparse:     got unsigned long [assigned] 
addr
   arch/sh/mm/cache-sh7705.c:49:32: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected void const volatile [noderef] __iomem 
*ptr @@     got unsigned long [assigned] addr @@
   arch/sh/mm/cache-sh7705.c:49:32: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/mm/cache-sh7705.c:49:32: sparse:     got unsigned long [assigned] 
addr
   arch/sh/mm/cache-sh7705.c:52:33: sparse: sparse: incorrect type in argument 
1 (different base types) @@     expected void const volatile [noderef] __iomem 
*ptr @@     got unsigned long [assigned] addr @@
   arch/sh/mm/cache-sh7705.c:52:33: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/mm/cache-sh7705.c:52:33: sparse:     got unsigned long [assigned] 
addr
--
   drivers/input/joydev.c:528:24: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected signed int const *__gu_addr @@     
got signed int [noderef] [usertype] __user * @@
   drivers/input/joydev.c:528:24: sparse:     expected signed int const 
*__gu_addr
   drivers/input/joydev.c:528:24: sparse:     got signed int [noderef] 
[usertype] __user *
   drivers/input/joydev.c:528:24: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] __user 
*ptr @@     got signed int const *__gu_addr @@
   drivers/input/joydev.c:528:24: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/input/joydev.c:528:24: sparse:     got signed int const *__gu_addr
   drivers/input/joydev.c:680:26: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected long const *__gu_addr @@     got 
long [noderef] __user * @@
   drivers/input/joydev.c:680:26: sparse:     expected long const *__gu_addr
   drivers/input/joydev.c:680:26: sparse:     got long [noderef] __user *
>> drivers/input/joydev.c:680:26: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got long const *__gu_addr @@
   drivers/input/joydev.c:680:26: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/input/joydev.c:680:26: sparse:     got long const *__gu_addr
--
>> drivers/spi/spi-lp8841-rtc.c:112:17: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:112:17: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:112:17: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:121:17: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:121:17: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:121:17: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:143:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:143:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:143:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:147:17: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:147:17: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:147:17: 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:57:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:57:9: 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:47:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:57:9: 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:47:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
--
   drivers/vhost/vdpa.c:361:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned int const *__gu_addr @@     
got unsigned int [noderef] [usertype] __user * @@
   drivers/vhost/vdpa.c:361:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/vhost/vdpa.c:361:13: sparse:     got unsigned int [noderef] 
[usertype] __user *
>> drivers/vhost/vdpa.c:361:13: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/vhost/vdpa.c:361:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/vhost/vdpa.c:361:13: sparse:     got unsigned int const *__gu_addr
--
   drivers/vhost/scsi.c:1697:21: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned int const *__gu_addr @@     
got unsigned int [noderef] [usertype] __user *eventsp @@
   drivers/vhost/scsi.c:1697:21: sparse:     expected unsigned int const 
*__gu_addr
   drivers/vhost/scsi.c:1697:21: sparse:     got unsigned int [noderef] 
[usertype] __user *eventsp
>> drivers/vhost/scsi.c:1697:21: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/vhost/scsi.c:1697:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/vhost/scsi.c:1697:21: sparse:     got unsigned int const *__gu_addr
--
   drivers/vhost/vhost.c:1571:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned int const *__gu_addr @@     
got unsigned int [noderef] [usertype] __user *idxp @@
   drivers/vhost/vhost.c:1571:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/vhost/vhost.c:1571:13: sparse:     got unsigned int [noderef] 
[usertype] __user *idxp
>> drivers/vhost/vhost.c:1571:13: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/vhost/vhost.c:1571:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/vhost/vhost.c:1571:13: sparse:     got unsigned int const *__gu_addr
   drivers/vhost/vhost.c:1771:21: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user * @@
   drivers/vhost/vhost.c:1771:21: sparse:     expected int const *__gu_addr
   drivers/vhost/vhost.c:1771:21: sparse:     got int [noderef] __user *
>> drivers/vhost/vhost.c:1771:21: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   drivers/vhost/vhost.c:1771:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/vhost/vhost.c:1771:21: sparse:     got int const *__gu_addr
--
   drivers/watchdog/pcwd_usb.c:375:37: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected char const *__gu_addr @@ 
    got char const [noderef] __user * @@
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     expected char const 
*__gu_addr
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     got char const [noderef] 
__user *
>> drivers/watchdog/pcwd_usb.c:375:37: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got char const *__gu_addr @@
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/watchdog/pcwd_usb.c:375:37: sparse:     got char const *__gu_addr
   drivers/watchdog/pcwd_usb.c:423:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *p @@
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     expected int const *__gu_addr
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     got int [noderef] __user *p
   drivers/watchdog/pcwd_usb.c:423:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/watchdog/pcwd_usb.c:423:21: sparse:     got int const *__gu_addr
   drivers/watchdog/pcwd_usb.c:447:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *p @@
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     expected int const *__gu_addr
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     got int [noderef] __user *p
   drivers/watchdog/pcwd_usb.c:447:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/watchdog/pcwd_usb.c:447:21: sparse:     got int const *__gu_addr
--
   drivers/watchdog/kempld_wdt.c:349:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *p @@
   drivers/watchdog/kempld_wdt.c:349:21: sparse:     expected int const 
*__gu_addr
   drivers/watchdog/kempld_wdt.c:349:21: sparse:     got int [noderef] __user *p
>> drivers/watchdog/kempld_wdt.c:349:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/kempld_wdt.c:349:21: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/watchdog/kempld_wdt.c:349:21: sparse:     got int const *__gu_addr
--
   drivers/video/fbdev/tmiofb.c:528:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] [usertype] __user *argp @@
   drivers/video/fbdev/tmiofb.c:528:21: sparse:     expected unsigned int const 
*__gu_addr
   drivers/video/fbdev/tmiofb.c:528:21: sparse:     got unsigned int [noderef] 
[usertype] __user *argp
>> drivers/video/fbdev/tmiofb.c:528:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/video/fbdev/tmiofb.c:528:21: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/video/fbdev/tmiofb.c:528:21: sparse:     got unsigned int const 
*__gu_addr
--
   drivers/tty/vt/vt_ioctl.c:1004:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned short const 
*__gu_addr @@     got unsigned short [noderef] __user * @@
   drivers/tty/vt/vt_ioctl.c:1004:21: sparse:     expected unsigned short const 
*__gu_addr
   drivers/tty/vt/vt_ioctl.c:1004:21: sparse:     got unsigned short [noderef] 
__user *
>> drivers/tty/vt/vt_ioctl.c:1004:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got unsigned short const *__gu_addr @@
   drivers/tty/vt/vt_ioctl.c:1004:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/tty/vt/vt_ioctl.c:1004:21: sparse:     got unsigned short const 
*__gu_addr
   drivers/tty/vt/vt_ioctl.c:1005:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned short const 
*__gu_addr @@     got unsigned short [noderef] __user * @@
   drivers/tty/vt/vt_ioctl.c:1005:21: sparse:     expected unsigned short const 
*__gu_addr
   drivers/tty/vt/vt_ioctl.c:1005:21: sparse:     got unsigned short [noderef] 
__user *
   drivers/tty/vt/vt_ioctl.c:1005:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got unsigned short const *__gu_addr @@
   drivers/tty/vt/vt_ioctl.c:1005:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/tty/vt/vt_ioctl.c:1005:21: sparse:     got unsigned short const 
*__gu_addr
--
   drivers/usb/core/devio.c:937:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:937:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:937:13: sparse:     got unsigned int [noderef] 
__user *
>> drivers/usb/core/devio.c:937:13: sparse: sparse: incorrect type in argument 
>> 1 (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:937:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:937:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:938:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:938:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:938:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:938:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:938:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:938:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:953:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned char const 
*__gu_addr @@     got unsigned char [noderef] __user * @@
   drivers/usb/core/devio.c:953:21: sparse:     expected unsigned char const 
*__gu_addr
   drivers/usb/core/devio.c:953:21: sparse:     got unsigned char [noderef] 
__user *
>> drivers/usb/core/devio.c:953:21: sparse: sparse: incorrect type in argument 
>> 1 (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned char const *__gu_addr @@
   drivers/usb/core/devio.c:953:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:953:21: sparse:     got unsigned char const 
*__gu_addr
   drivers/usb/core/devio.c:1290:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:1290:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:1290:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:1290:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:1290:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:1290:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:1309:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:1309:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:1309:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:1309:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:1309:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:1309:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:1441:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user * @@
   drivers/usb/core/devio.c:1441:13: sparse:     expected int const *__gu_addr
   drivers/usb/core/devio.c:1441:13: sparse:     got int [noderef] __user *
>> drivers/usb/core/devio.c:1441:13: sparse: sparse: incorrect type in argument 
>> 1 (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   drivers/usb/core/devio.c:1441:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:1441:13: sparse:     got int const *__gu_addr
   drivers/usb/core/devio.c:2189:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:2189:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2189:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:2189:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:2189:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:2189:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2199:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:2199:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2199:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:2199:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:2199:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:2199:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2315:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:2315:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2315:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:2315:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:2315:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:2315:13: sparse:     got unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2328:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned int const 
*__gu_addr @@     got unsigned int [noderef] __user * @@
   drivers/usb/core/devio.c:2328:13: sparse:     expected unsigned int const 
*__gu_addr
   drivers/usb/core/devio.c:2328:13: sparse:     got unsigned int [noderef] 
__user *
   drivers/usb/core/devio.c:2328:13: sparse: sparse: incorrect type in argument 
1 (different address spaces) @@     expected void const volatile [noderef] 
__user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/usb/core/devio.c:2328:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/usb/core/devio.c:2328:13: sparse:     got unsigned int const 
*__gu_addr
--
   net/ax25/af_ax25.c:695:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *optlen @@
   net/ax25/af_ax25.c:695:13: sparse:     expected int const *__gu_addr
   net/ax25/af_ax25.c:695:13: sparse:     got int [noderef] __user *optlen
>> net/ax25/af_ax25.c:695:13: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   net/ax25/af_ax25.c:695:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/ax25/af_ax25.c:695:13: sparse:     got int const *__gu_addr
   net/ax25/af_ax25.c:1742:21: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected long const *__gu_addr @@     got 
long [noderef] __user * @@
   net/ax25/af_ax25.c:1742:21: sparse:     expected long const *__gu_addr
   net/ax25/af_ax25.c:1742:21: sparse:     got long [noderef] __user *
>> net/ax25/af_ax25.c:1742:21: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got long const *__gu_addr @@
   net/ax25/af_ax25.c:1742:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/ax25/af_ax25.c:1742:21: sparse:     got long const *__gu_addr
--
   net/bluetooth/hci_sock.c:1941:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *optlen @@
   net/bluetooth/hci_sock.c:1941:13: sparse:     expected int const *__gu_addr
   net/bluetooth/hci_sock.c:1941:13: sparse:     got int [noderef] __user 
*optlen
>> net/bluetooth/hci_sock.c:1941:13: sparse: sparse: incorrect type in argument 
>> 1 (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   net/bluetooth/hci_sock.c:1941:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/hci_sock.c:1941:13: sparse:     got int const *__gu_addr
--
   net/bluetooth/l2cap_sock.c:428:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *optlen @@
   net/bluetooth/l2cap_sock.c:428:13: sparse:     expected int const *__gu_addr
   net/bluetooth/l2cap_sock.c:428:13: sparse:     got int [noderef] __user 
*optlen
>> net/bluetooth/l2cap_sock.c:428:13: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got int const *__gu_addr @@
   net/bluetooth/l2cap_sock.c:428:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/l2cap_sock.c:428:13: sparse:     got int const *__gu_addr
   net/bluetooth/l2cap_sock.c:553:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *optlen @@
   net/bluetooth/l2cap_sock.c:553:13: sparse:     expected int const *__gu_addr
   net/bluetooth/l2cap_sock.c:553:13: sparse:     got int [noderef] __user 
*optlen
   net/bluetooth/l2cap_sock.c:553:13: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got int const *__gu_addr @@
   net/bluetooth/l2cap_sock.c:553:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/l2cap_sock.c:553:13: sparse:     got int const *__gu_addr
--
   net/bluetooth/hci_core.c:2099:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected unsigned short const 
*__gu_addr @@     got unsigned short [noderef] [usertype] __user * @@
   net/bluetooth/hci_core.c:2099:13: sparse:     expected unsigned short const 
*__gu_addr
   net/bluetooth/hci_core.c:2099:13: sparse:     got unsigned short [noderef] 
[usertype] __user *
>> net/bluetooth/hci_core.c:2099:13: sparse: sparse: incorrect type in argument 
>> 1 (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned short const *__gu_addr @@
   net/bluetooth/hci_core.c:2099:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/hci_core.c:2099:13: sparse:     got unsigned short const 
*__gu_addr
--
   net/bluetooth/sco.c:892:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *optlen @@
   net/bluetooth/sco.c:892:13: sparse:     expected int const *__gu_addr
   net/bluetooth/sco.c:892:13: sparse:     got int [noderef] __user *optlen
>> net/bluetooth/sco.c:892:13: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   net/bluetooth/sco.c:892:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/sco.c:892:13: sparse:     got int const *__gu_addr
   net/bluetooth/sco.c:957:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *optlen @@
   net/bluetooth/sco.c:957:13: sparse:     expected int const *__gu_addr
   net/bluetooth/sco.c:957:13: sparse:     got int [noderef] __user *optlen
   net/bluetooth/sco.c:957:13: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] __user 
*ptr @@     got int const *__gu_addr @@
   net/bluetooth/sco.c:957:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/sco.c:957:13: sparse:     got int const *__gu_addr
--
   net/can/raw.c:659:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *optlen @@
   net/can/raw.c:659:13: sparse:     expected int const *__gu_addr
   net/can/raw.c:659:13: sparse:     got int [noderef] __user *optlen
>> net/can/raw.c:659:13: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   net/can/raw.c:659:13: sparse:     expected void const volatile [noderef] 
__user *ptr
   net/can/raw.c:659:13: sparse:     got int const *__gu_addr
--
   net/bluetooth/rfcomm/sock.c:769:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *optlen @@
   net/bluetooth/rfcomm/sock.c:769:13: sparse:     expected int const *__gu_addr
   net/bluetooth/rfcomm/sock.c:769:13: sparse:     got int [noderef] __user 
*optlen
>> net/bluetooth/rfcomm/sock.c:769:13: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got int const *__gu_addr @@
   net/bluetooth/rfcomm/sock.c:769:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/rfcomm/sock.c:769:13: sparse:     got int const *__gu_addr
   net/bluetooth/rfcomm/sock.c:847:13: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user *optlen @@
   net/bluetooth/rfcomm/sock.c:847:13: sparse:     expected int const *__gu_addr
   net/bluetooth/rfcomm/sock.c:847:13: sparse:     got int [noderef] __user 
*optlen
   net/bluetooth/rfcomm/sock.c:847:13: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got int const *__gu_addr @@
   net/bluetooth/rfcomm/sock.c:847:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/bluetooth/rfcomm/sock.c:847:13: sparse:     got int const *__gu_addr
--
   net/llc/af_llc.c:1147:14: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *optlen @@
   net/llc/af_llc.c:1147:14: sparse:     expected int const *__gu_addr
   net/llc/af_llc.c:1147:14: sparse:     got int [noderef] __user *optlen
>> net/llc/af_llc.c:1147:14: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   net/llc/af_llc.c:1147:14: sparse:     expected void const volatile [noderef] 
__user *ptr
   net/llc/af_llc.c:1147:14: sparse:     got int const *__gu_addr
--
   net/netrom/af_netrom.c:359:13: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user *optlen @@
   net/netrom/af_netrom.c:359:13: sparse:     expected int const *__gu_addr
   net/netrom/af_netrom.c:359:13: sparse:     got int [noderef] __user *optlen
>> net/netrom/af_netrom.c:359:13: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   net/netrom/af_netrom.c:359:13: sparse:     expected void const volatile 
[noderef] __user *ptr
   net/netrom/af_netrom.c:359:13: sparse:     got int const *__gu_addr

vim +116 arch/sh/mm/cache-sh7705.c

^1da177e4c3f415 Linus Torvalds 2005-04-16   75  
^1da177e4c3f415 Linus Torvalds 2005-04-16   76  /*
^1da177e4c3f415 Linus Torvalds 2005-04-16   77   * Writeback&Invalidate the 
D-cache of the page
^1da177e4c3f415 Linus Torvalds 2005-04-16   78   */
2dc2f8e0c46864e Paul Mundt     2010-01-21   79  static void 
__flush_dcache_page(unsigned long phys)
^1da177e4c3f415 Linus Torvalds 2005-04-16   80  {
^1da177e4c3f415 Linus Torvalds 2005-04-16   81          unsigned long ways, 
waysize, addrstart;
983f4c514c4c9dd Paul Mundt     2009-09-01   82          unsigned long flags;
^1da177e4c3f415 Linus Torvalds 2005-04-16   83  
^1da177e4c3f415 Linus Torvalds 2005-04-16   84          phys |= SH_CACHE_VALID;
^1da177e4c3f415 Linus Torvalds 2005-04-16   85  
^1da177e4c3f415 Linus Torvalds 2005-04-16   86          /*
^1da177e4c3f415 Linus Torvalds 2005-04-16   87           * Here, phys is the 
physical address of the page. We check all the
^1da177e4c3f415 Linus Torvalds 2005-04-16   88           * tags in the cache 
for those with the same page number as this page
^1da177e4c3f415 Linus Torvalds 2005-04-16   89           * (by masking off the 
lowest 2 bits of the 19-bit tag; these bits are
^1da177e4c3f415 Linus Torvalds 2005-04-16   90           * derived from the 
offset within in the 4k page). Matching valid
^1da177e4c3f415 Linus Torvalds 2005-04-16   91           * entries are 
invalidated.
^1da177e4c3f415 Linus Torvalds 2005-04-16   92           *
^1da177e4c3f415 Linus Torvalds 2005-04-16   93           * Since 2 bits of the 
cache index are derived from the virtual page
^1da177e4c3f415 Linus Torvalds 2005-04-16   94           * number, knowing this 
would reduce the number of cache entries to be
^1da177e4c3f415 Linus Torvalds 2005-04-16   95           * searched by a factor 
of 4. However this function exists to deal with
^1da177e4c3f415 Linus Torvalds 2005-04-16   96           * potential cache 
aliasing, therefore the optimisation is probably not
^1da177e4c3f415 Linus Torvalds 2005-04-16   97           * possible.
^1da177e4c3f415 Linus Torvalds 2005-04-16   98           */
983f4c514c4c9dd Paul Mundt     2009-09-01   99          local_irq_save(flags);
cbaa118ecfd99fc Stuart Menefy  2007-11-30  100          jump_to_uncached();
^1da177e4c3f415 Linus Torvalds 2005-04-16  101  
11c1965687b0a47 Paul Mundt     2006-12-25  102          ways = 
current_cpu_data.dcache.ways;
11c1965687b0a47 Paul Mundt     2006-12-25  103          waysize = 
current_cpu_data.dcache.sets;
11c1965687b0a47 Paul Mundt     2006-12-25  104          waysize <<= 
current_cpu_data.dcache.entry_shift;
^1da177e4c3f415 Linus Torvalds 2005-04-16  105  
^1da177e4c3f415 Linus Torvalds 2005-04-16  106          addrstart = 
CACHE_OC_ADDRESS_ARRAY;
^1da177e4c3f415 Linus Torvalds 2005-04-16  107  
^1da177e4c3f415 Linus Torvalds 2005-04-16  108          do {
^1da177e4c3f415 Linus Torvalds 2005-04-16  109                  unsigned long 
addr;
^1da177e4c3f415 Linus Torvalds 2005-04-16  110  
^1da177e4c3f415 Linus Torvalds 2005-04-16  111                  for (addr = 
addrstart;
^1da177e4c3f415 Linus Torvalds 2005-04-16  112                       addr < 
addrstart + waysize;
11c1965687b0a47 Paul Mundt     2006-12-25  113                       addr += 
current_cpu_data.dcache.linesz) {
^1da177e4c3f415 Linus Torvalds 2005-04-16  114                          
unsigned long data;
^1da177e4c3f415 Linus Torvalds 2005-04-16  115  
9d56dd3b083a3be Paul Mundt     2010-01-26 @116                          data = 
__raw_readl(addr) & (0x1ffffC00 | SH_CACHE_VALID);
^1da177e4c3f415 Linus Torvalds 2005-04-16  117                          if 
(data == phys) {
^1da177e4c3f415 Linus Torvalds 2005-04-16  118                                  
data &= ~(SH_CACHE_VALID | SH_CACHE_UPDATED);
9d56dd3b083a3be Paul Mundt     2010-01-26  119                                  
__raw_writel(data, addr);
^1da177e4c3f415 Linus Torvalds 2005-04-16  120                          }
^1da177e4c3f415 Linus Torvalds 2005-04-16  121                  }
^1da177e4c3f415 Linus Torvalds 2005-04-16  122  
11c1965687b0a47 Paul Mundt     2006-12-25  123                  addrstart += 
current_cpu_data.dcache.way_incr;
^1da177e4c3f415 Linus Torvalds 2005-04-16  124          } while (--ways);
^1da177e4c3f415 Linus Torvalds 2005-04-16  125  
cbaa118ecfd99fc Stuart Menefy  2007-11-30  126          back_to_cached();
983f4c514c4c9dd Paul Mundt     2009-09-01  127          
local_irq_restore(flags);
^1da177e4c3f415 Linus Torvalds 2005-04-16  128  }
^1da177e4c3f415 Linus Torvalds 2005-04-16  129  

:::::: The code at line 116 was first introduced by commit
:::::: 9d56dd3b083a3bec56e9da35ce07baca81030b03 sh: Mass ctrl_in/outX to 
__raw_read/writeX conversion.

:::::: TO: Paul Mundt <let...@linux-sh.org>
:::::: CC: Paul Mundt <let...@linux-sh.org>

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

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