Hi Luc,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   7b1b868e1d9156484ccce9bf11122c053de82617
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for 
__chk_{user,io}_ptr()
date:   4 months ago
config: sh-randconfig-s032-20201213 (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: v0.6.3-179-ga00755aa-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/kernel/dwarf.c:248:17: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned long *val @@
   arch/sh/kernel/dwarf.c:248:17: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:248:17: sparse:     got unsigned long *val
   arch/sh/kernel/dwarf.c:347:18: sparse: sparse: symbol 'dwarf_lookup_fde' was 
not declared. Should it be static?
>> arch/sh/kernel/dwarf.c:411:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got unsigned char * @@
   arch/sh/kernel/dwarf.c:411:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:411:24: sparse:     got unsigned char *
>> arch/sh/kernel/dwarf.c:676:38: sparse: sparse: incorrect type in argument 1 
>> (different base types) @@     expected void const volatile [noderef] __iomem 
>> *ptr @@     got unsigned long [assigned] addr @@
   arch/sh/kernel/dwarf.c:676:38: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:676:38: sparse:     got unsigned long [assigned] addr
   arch/sh/kernel/dwarf.c:708:30: sparse: sparse: incorrect type in argument 1 
(different base types) @@     expected void const volatile [noderef] __iomem 
*ptr @@     got unsigned long [assigned] addr @@
   arch/sh/kernel/dwarf.c:708:30: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:708:30: sparse:     got unsigned long [assigned] addr
   arch/sh/kernel/dwarf.c:775:43: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got void *[assigned] p @@
   arch/sh/kernel/dwarf.c:775:43: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:775:43: sparse:     got void *[assigned] p
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
   arch/sh/kernel/dwarf.c:192:24: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:192:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:192:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
   arch/sh/kernel/dwarf.c:192:24: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:192:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:192:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
   arch/sh/kernel/dwarf.c:192:24: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:192:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:192:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
>> arch/sh/kernel/dwarf.c:156:24: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __iomem *ptr @@     got char *addr @@
   arch/sh/kernel/dwarf.c:156:24: sparse:     expected void const volatile 
[noderef] __iomem *ptr
   arch/sh/kernel/dwarf.c:156:24: sparse:     got char *addr
--
>> arch/sh/kernel/cpu/sh2a/setup-sh7206.c:284:9: sparse: sparse: incorrect type 
>> in argument 1 (different base types) @@     expected void const volatile 
>> [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:284:9: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:284:9: sparse:     got unsigned int
>> arch/sh/kernel/cpu/sh2a/setup-sh7206.c:284:9: sparse: sparse: incorrect type 
>> in argument 1 (different base types) @@     expected void const volatile 
>> [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:284:9: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:284:9: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:287:9: sparse: sparse: incorrect type 
in argument 1 (different base types) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:287:9: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:287:9: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:287:9: sparse: sparse: incorrect type 
in argument 1 (different base types) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:287:9: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/setup-sh7206.c:287:9: sparse:     got unsigned int
--
>> arch/sh/kernel/cpu/sh2a/clock-sh7206.c:26:44: sparse: sparse: incorrect type 
>> in argument 1 (different base types) @@     expected void const volatile 
>> [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:26:44: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:26:44: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:35:20: sparse: sparse: incorrect type 
in argument 1 (different base types) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:35:20: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:35:20: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:45:46: sparse: sparse: incorrect type 
in argument 1 (different base types) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:45:46: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:45:46: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:54:20: sparse: sparse: incorrect type 
in argument 1 (different base types) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:54:20: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7206.c:54:20: sparse:     got unsigned int
--
   fs/orangefs/file.c:118:32: sparse: sparse: incorrect type in assignment 
(different base types) @@     expected int open_for_write @@     got restricted 
fmode_t @@
   fs/orangefs/file.c:118:32: sparse:     expected int open_for_write
   fs/orangefs/file.c:118:32: sparse:     got restricted fmode_t
   fs/orangefs/file.c:119:31: sparse: sparse: incorrect type in assignment 
(different base types) @@     expected int open_for_read @@     got restricted 
fmode_t @@
   fs/orangefs/file.c:119:31: sparse:     expected int open_for_read
   fs/orangefs/file.c:119:31: sparse:     got restricted fmode_t
   fs/orangefs/file.c:424:21: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user * @@
   fs/orangefs/file.c:424:21: sparse:     expected int const *__gu_addr
   fs/orangefs/file.c:424:21: sparse:     got int [noderef] __user *
>> fs/orangefs/file.c:424:21: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   fs/orangefs/file.c:424:21: sparse:     expected void const volatile 
[noderef] __user *ptr
   fs/orangefs/file.c:424:21: sparse:     got int const *__gu_addr
--
   fs/ubifs/ioctl.c:162:21: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected int const *__gu_addr @@     got int 
[noderef] __user * @@
   fs/ubifs/ioctl.c:162:21: sparse:     expected int const *__gu_addr
   fs/ubifs/ioctl.c:162:21: sparse:     got int [noderef] __user *
>> fs/ubifs/ioctl.c:162:21: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got int const *__gu_addr @@
   fs/ubifs/ioctl.c:162:21: sparse:     expected void const volatile [noderef] 
__user *ptr
   fs/ubifs/ioctl.c:162:21: sparse:     got int const *__gu_addr
--
   ipc/syscall.c:48:21: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned long const *__gu_addr @@    
 got unsigned long [noderef] __user * @@
   ipc/syscall.c:48:21: sparse:     expected unsigned long const *__gu_addr
   ipc/syscall.c:48:21: sparse:     got unsigned long [noderef] __user *
>> ipc/syscall.c:48:21: sparse: sparse: incorrect type in argument 1 (different 
>> address spaces) @@     expected void const volatile [noderef] __user *ptr @@ 
>>     got unsigned long const *__gu_addr @@
   ipc/syscall.c:48:21: sparse:     expected void const volatile [noderef] 
__user *ptr
   ipc/syscall.c:48:21: sparse:     got unsigned long const *__gu_addr
--
   drivers/spi/spidev.c:401:34: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned char const *__gu_addr @@    
 got unsigned char [noderef] [usertype] __user * @@
   drivers/spi/spidev.c:401:34: sparse:     expected unsigned char const 
*__gu_addr
   drivers/spi/spidev.c:401:34: sparse:     got unsigned char [noderef] 
[usertype] __user *
>> drivers/spi/spidev.c:401:34: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned char const *__gu_addr @@
   drivers/spi/spidev.c:401:34: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/spi/spidev.c:401:34: sparse:     got unsigned char const *__gu_addr
   drivers/spi/spidev.c:403:34: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned int const *__gu_addr @@     
got unsigned int [noderef] [usertype] __user * @@
   drivers/spi/spidev.c:403:34: sparse:     expected unsigned int const 
*__gu_addr
   drivers/spi/spidev.c:403:34: sparse:     got unsigned int [noderef] 
[usertype] __user *
>> drivers/spi/spidev.c:403:34: sparse: sparse: incorrect type in argument 1 
>> (different address spaces) @@     expected void const volatile [noderef] 
>> __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/spi/spidev.c:403:34: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/spi/spidev.c:403:34: sparse:     got unsigned int const *__gu_addr
   drivers/spi/spidev.c:427:26: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned char const *__gu_addr @@    
 got unsigned char [noderef] [usertype] __user * @@
   drivers/spi/spidev.c:427:26: sparse:     expected unsigned char const 
*__gu_addr
   drivers/spi/spidev.c:427:26: sparse:     got unsigned char [noderef] 
[usertype] __user *
   drivers/spi/spidev.c:427:26: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] __user 
*ptr @@     got unsigned char const *__gu_addr @@
   drivers/spi/spidev.c:427:26: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/spi/spidev.c:427:26: sparse:     got unsigned char const *__gu_addr
   drivers/spi/spidev.c:444:26: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned char const *__gu_addr @@    
 got unsigned char [noderef] [usertype] __user * @@
   drivers/spi/spidev.c:444:26: sparse:     expected unsigned char const 
*__gu_addr
   drivers/spi/spidev.c:444:26: sparse:     got unsigned char [noderef] 
[usertype] __user *
   drivers/spi/spidev.c:444:26: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] __user 
*ptr @@     got unsigned char const *__gu_addr @@
   drivers/spi/spidev.c:444:26: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/spi/spidev.c:444:26: sparse:     got unsigned char const *__gu_addr
   drivers/spi/spidev.c:457:26: sparse: sparse: incorrect type in initializer 
(different address spaces) @@     expected unsigned int const *__gu_addr @@     
got unsigned int [noderef] [usertype] __user * @@
   drivers/spi/spidev.c:457:26: sparse:     expected unsigned int const 
*__gu_addr
   drivers/spi/spidev.c:457:26: sparse:     got unsigned int [noderef] 
[usertype] __user *
   drivers/spi/spidev.c:457:26: sparse: sparse: incorrect type in argument 1 
(different address spaces) @@     expected void const volatile [noderef] __user 
*ptr @@     got unsigned int const *__gu_addr @@
   drivers/spi/spidev.c:457:26: sparse:     expected void const volatile 
[noderef] __user *ptr
   drivers/spi/spidev.c:457:26: sparse:     got unsigned int 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
--
   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/watchdog/mv64x60_wdt.c:163:37: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected char const *__gu_addr @@ 
    got char const [noderef] __user * @@
   drivers/watchdog/mv64x60_wdt.c:163:37: sparse:     expected char const 
*__gu_addr
   drivers/watchdog/mv64x60_wdt.c:163:37: sparse:     got char const [noderef] 
__user *
>> drivers/watchdog/mv64x60_wdt.c:163:37: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got char const *__gu_addr @@
   drivers/watchdog/mv64x60_wdt.c:163:37: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/watchdog/mv64x60_wdt.c:163:37: sparse:     got char const *__gu_addr
   drivers/watchdog/mv64x60_wdt.c:206:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user * @@
   drivers/watchdog/mv64x60_wdt.c:206:21: sparse:     expected int const 
*__gu_addr
   drivers/watchdog/mv64x60_wdt.c:206:21: sparse:     got int [noderef] __user *
>> drivers/watchdog/mv64x60_wdt.c:206:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/mv64x60_wdt.c:206:21: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/watchdog/mv64x60_wdt.c:206:21: sparse:     got int const *__gu_addr
   drivers/watchdog/mv64x60_wdt.c:222:21: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected int const *__gu_addr @@  
   got int [noderef] __user * @@
   drivers/watchdog/mv64x60_wdt.c:222:21: sparse:     expected int const 
*__gu_addr
   drivers/watchdog/mv64x60_wdt.c:222:21: sparse:     got int [noderef] __user *
   drivers/watchdog/mv64x60_wdt.c:222:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/watchdog/mv64x60_wdt.c:222:21: sparse:     expected void const 
volatile [noderef] __user *ptr
   drivers/watchdog/mv64x60_wdt.c:222:21: 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/shwdt.c: note: in included file:
   arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:144:16: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:144:16: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:156:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:156:9: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:134:9: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:134:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:134:9: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:144:16: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:144:16: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:156:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:156:9: sparse:     got unsigned int
   drivers/watchdog/shwdt.c: note: in included file (through 
arch/sh/include/cpu-sh2a/cpu/watchdog.h, arch/sh/include/asm/watchdog.h):
>> arch/sh/include/cpu-sh2/cpu/watchdog.h:44:16: sparse: sparse: incorrect type 
>> in argument 1 (different base types) @@     expected void const volatile 
>> [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/include/cpu-sh2/cpu/watchdog.h:44:16: sparse:     expected void 
const volatile [noderef] __iomem *ptr
   arch/sh/include/cpu-sh2/cpu/watchdog.h:44:16: sparse:     got unsigned int
   arch/sh/include/cpu-sh2/cpu/watchdog.h:62:9: sparse: sparse: incorrect type 
in argument 1 (different base types) @@     expected void const volatile 
[noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/include/cpu-sh2/cpu/watchdog.h:62:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/cpu-sh2/cpu/watchdog.h:62:9: sparse:     got unsigned int
   drivers/watchdog/shwdt.c: note: in included file:
   arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:144:16: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:144:16: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:156:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:156:9: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:144:16: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:144:16: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:156:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:156:9: sparse:     got unsigned int
   arch/sh/include/asm/watchdog.h:134:9: sparse: sparse: incorrect type in 
argument 1 (different base types) @@     expected void const volatile [noderef] 
__iomem *ptr @@     got unsigned int @@
   arch/sh/include/asm/watchdog.h:134:9: sparse:     expected void const 
volatile [noderef] __iomem *ptr
   arch/sh/include/asm/watchdog.h:134:9: sparse:     got unsigned int

vim +411 arch/sh/kernel/dwarf.c

bd353861c735b22 Matt Fleming 2009-08-14  381  
bd353861c735b22 Matt Fleming 2009-08-14  382  /**
bd353861c735b22 Matt Fleming 2009-08-14  383   *        dwarf_cfa_execute_insns 
- execute instructions to calculate a CFA
bd353861c735b22 Matt Fleming 2009-08-14  384   *        @insn_start: address of 
the first instruction
bd353861c735b22 Matt Fleming 2009-08-14  385   *        @insn_end: address of 
the last instruction
bd353861c735b22 Matt Fleming 2009-08-14  386   *        @cie: the CIE for this 
function
bd353861c735b22 Matt Fleming 2009-08-14  387   *        @fde: the FDE for this 
function
bd353861c735b22 Matt Fleming 2009-08-14  388   *        @frame: the 
instructions calculate the CFA for this frame
bd353861c735b22 Matt Fleming 2009-08-14  389   *        @pc: the program 
counter of the address we're interested in
bd353861c735b22 Matt Fleming 2009-08-14  390   *
bd353861c735b22 Matt Fleming 2009-08-14  391   *        Execute the Call Frame 
instruction sequence starting at
bd353861c735b22 Matt Fleming 2009-08-14  392   *        @insn_start and ending 
at @insn_end. The instructions describe
bd353861c735b22 Matt Fleming 2009-08-14  393   *        how to calculate the 
Canonical Frame Address of a stackframe.
bd353861c735b22 Matt Fleming 2009-08-14  394   *        Store the results in 
@frame.
bd353861c735b22 Matt Fleming 2009-08-14  395   */
bd353861c735b22 Matt Fleming 2009-08-14  396  static int 
dwarf_cfa_execute_insns(unsigned char *insn_start,
bd353861c735b22 Matt Fleming 2009-08-14  397                               
unsigned char *insn_end,
bd353861c735b22 Matt Fleming 2009-08-14  398                               
struct dwarf_cie *cie,
bd353861c735b22 Matt Fleming 2009-08-14  399                               
struct dwarf_fde *fde,
bd353861c735b22 Matt Fleming 2009-08-14  400                               
struct dwarf_frame *frame,
b955873bf530ee4 Matt Fleming 2009-08-15  401                               
unsigned long pc)
bd353861c735b22 Matt Fleming 2009-08-14  402  {
bd353861c735b22 Matt Fleming 2009-08-14  403    unsigned char insn;
bd353861c735b22 Matt Fleming 2009-08-14  404    unsigned char *current_insn;
bd353861c735b22 Matt Fleming 2009-08-14  405    unsigned int count, delta, reg, 
expr_len, offset;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  406    struct dwarf_reg *regp;
bd353861c735b22 Matt Fleming 2009-08-14  407  
bd353861c735b22 Matt Fleming 2009-08-14  408    current_insn = insn_start;
bd353861c735b22 Matt Fleming 2009-08-14  409  
b955873bf530ee4 Matt Fleming 2009-08-15  410    while (current_insn < insn_end 
&& frame->pc <= pc) {
bd353861c735b22 Matt Fleming 2009-08-14 @411            insn = 
__raw_readb(current_insn++);
bd353861c735b22 Matt Fleming 2009-08-14  412  
bd353861c735b22 Matt Fleming 2009-08-14  413            /*
bd353861c735b22 Matt Fleming 2009-08-14  414             * Firstly, handle the 
opcodes that embed their operands
bd353861c735b22 Matt Fleming 2009-08-14  415             * in the instructions.
bd353861c735b22 Matt Fleming 2009-08-14  416             */
bd353861c735b22 Matt Fleming 2009-08-14  417            switch 
(DW_CFA_opcode(insn)) {
bd353861c735b22 Matt Fleming 2009-08-14  418            case DW_CFA_advance_loc:
bd353861c735b22 Matt Fleming 2009-08-14  419                    delta = 
DW_CFA_operand(insn);
bd353861c735b22 Matt Fleming 2009-08-14  420                    delta *= 
cie->code_alignment_factor;
bd353861c735b22 Matt Fleming 2009-08-14  421                    frame->pc += 
delta;
bd353861c735b22 Matt Fleming 2009-08-14  422                    continue;
bd353861c735b22 Matt Fleming 2009-08-14  423                    /* NOTREACHED */
bd353861c735b22 Matt Fleming 2009-08-14  424            case DW_CFA_offset:
bd353861c735b22 Matt Fleming 2009-08-14  425                    reg = 
DW_CFA_operand(insn);
bd353861c735b22 Matt Fleming 2009-08-14  426                    count = 
dwarf_read_uleb128(current_insn, &offset);
bd353861c735b22 Matt Fleming 2009-08-14  427                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  428                    offset *= 
cie->data_alignment_factor;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  429                    regp = 
dwarf_frame_alloc_reg(frame, reg);
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  430                    regp->addr = 
offset;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  431                    regp->flags |= 
DWARF_REG_OFFSET;
bd353861c735b22 Matt Fleming 2009-08-14  432                    continue;
bd353861c735b22 Matt Fleming 2009-08-14  433                    /* NOTREACHED */
bd353861c735b22 Matt Fleming 2009-08-14  434            case DW_CFA_restore:
bd353861c735b22 Matt Fleming 2009-08-14  435                    reg = 
DW_CFA_operand(insn);
bd353861c735b22 Matt Fleming 2009-08-14  436                    continue;
bd353861c735b22 Matt Fleming 2009-08-14  437                    /* NOTREACHED */
bd353861c735b22 Matt Fleming 2009-08-14  438            }
bd353861c735b22 Matt Fleming 2009-08-14  439  
bd353861c735b22 Matt Fleming 2009-08-14  440            /*
bd353861c735b22 Matt Fleming 2009-08-14  441             * Secondly, handle the 
opcodes that don't embed their
bd353861c735b22 Matt Fleming 2009-08-14  442             * operands in the 
instruction.
bd353861c735b22 Matt Fleming 2009-08-14  443             */
bd353861c735b22 Matt Fleming 2009-08-14  444            switch (insn) {
bd353861c735b22 Matt Fleming 2009-08-14  445            case DW_CFA_nop:
bd353861c735b22 Matt Fleming 2009-08-14  446                    continue;
bd353861c735b22 Matt Fleming 2009-08-14  447            case 
DW_CFA_advance_loc1:
bd353861c735b22 Matt Fleming 2009-08-14  448                    delta = 
*current_insn++;
bd353861c735b22 Matt Fleming 2009-08-14  449                    frame->pc += 
delta * cie->code_alignment_factor;
bd353861c735b22 Matt Fleming 2009-08-14  450                    break;
bd353861c735b22 Matt Fleming 2009-08-14  451            case 
DW_CFA_advance_loc2:
3497447f15485b4 Paul Mundt   2009-08-14  452                    delta = 
get_unaligned((u16 *)current_insn);
bd353861c735b22 Matt Fleming 2009-08-14  453                    current_insn += 
2;
bd353861c735b22 Matt Fleming 2009-08-14  454                    frame->pc += 
delta * cie->code_alignment_factor;
bd353861c735b22 Matt Fleming 2009-08-14  455                    break;
bd353861c735b22 Matt Fleming 2009-08-14  456            case 
DW_CFA_advance_loc4:
3497447f15485b4 Paul Mundt   2009-08-14  457                    delta = 
get_unaligned((u32 *)current_insn);
bd353861c735b22 Matt Fleming 2009-08-14  458                    current_insn += 
4;
bd353861c735b22 Matt Fleming 2009-08-14  459                    frame->pc += 
delta * cie->code_alignment_factor;
bd353861c735b22 Matt Fleming 2009-08-14  460                    break;
bd353861c735b22 Matt Fleming 2009-08-14  461            case 
DW_CFA_offset_extended:
bd353861c735b22 Matt Fleming 2009-08-14  462                    count = 
dwarf_read_uleb128(current_insn, &reg);
bd353861c735b22 Matt Fleming 2009-08-14  463                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  464                    count = 
dwarf_read_uleb128(current_insn, &offset);
bd353861c735b22 Matt Fleming 2009-08-14  465                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  466                    offset *= 
cie->data_alignment_factor;
bd353861c735b22 Matt Fleming 2009-08-14  467                    break;
bd353861c735b22 Matt Fleming 2009-08-14  468            case 
DW_CFA_restore_extended:
bd353861c735b22 Matt Fleming 2009-08-14  469                    count = 
dwarf_read_uleb128(current_insn, &reg);
bd353861c735b22 Matt Fleming 2009-08-14  470                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  471                    break;
bd353861c735b22 Matt Fleming 2009-08-14  472            case DW_CFA_undefined:
bd353861c735b22 Matt Fleming 2009-08-14  473                    count = 
dwarf_read_uleb128(current_insn, &reg);
bd353861c735b22 Matt Fleming 2009-08-14  474                    current_insn += 
count;
5580e9044df9c0e Matt Fleming 2009-08-20  475                    regp = 
dwarf_frame_alloc_reg(frame, reg);
5580e9044df9c0e Matt Fleming 2009-08-20  476                    regp->flags |= 
DWARF_UNDEFINED;
bd353861c735b22 Matt Fleming 2009-08-14  477                    break;
bd353861c735b22 Matt Fleming 2009-08-14  478            case DW_CFA_def_cfa:
bd353861c735b22 Matt Fleming 2009-08-14  479                    count = 
dwarf_read_uleb128(current_insn,
bd353861c735b22 Matt Fleming 2009-08-14  480                                    
           &frame->cfa_register);
bd353861c735b22 Matt Fleming 2009-08-14  481                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  482                    count = 
dwarf_read_uleb128(current_insn,
bd353861c735b22 Matt Fleming 2009-08-14  483                                    
           &frame->cfa_offset);
bd353861c735b22 Matt Fleming 2009-08-14  484                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  485  
bd353861c735b22 Matt Fleming 2009-08-14  486                    frame->flags |= 
DWARF_FRAME_CFA_REG_OFFSET;
bd353861c735b22 Matt Fleming 2009-08-14  487                    break;
bd353861c735b22 Matt Fleming 2009-08-14  488            case 
DW_CFA_def_cfa_register:
bd353861c735b22 Matt Fleming 2009-08-14  489                    count = 
dwarf_read_uleb128(current_insn,
bd353861c735b22 Matt Fleming 2009-08-14  490                                    
           &frame->cfa_register);
bd353861c735b22 Matt Fleming 2009-08-14  491                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  492                    frame->flags |= 
DWARF_FRAME_CFA_REG_OFFSET;
bd353861c735b22 Matt Fleming 2009-08-14  493                    break;
bd353861c735b22 Matt Fleming 2009-08-14  494            case 
DW_CFA_def_cfa_offset:
bd353861c735b22 Matt Fleming 2009-08-14  495                    count = 
dwarf_read_uleb128(current_insn, &offset);
bd353861c735b22 Matt Fleming 2009-08-14  496                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  497                    
frame->cfa_offset = offset;
bd353861c735b22 Matt Fleming 2009-08-14  498                    break;
bd353861c735b22 Matt Fleming 2009-08-14  499            case 
DW_CFA_def_cfa_expression:
bd353861c735b22 Matt Fleming 2009-08-14  500                    count = 
dwarf_read_uleb128(current_insn, &expr_len);
bd353861c735b22 Matt Fleming 2009-08-14  501                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  502  
bd353861c735b22 Matt Fleming 2009-08-14  503                    frame->cfa_expr 
= current_insn;
bd353861c735b22 Matt Fleming 2009-08-14  504                    
frame->cfa_expr_len = expr_len;
bd353861c735b22 Matt Fleming 2009-08-14  505                    current_insn += 
expr_len;
bd353861c735b22 Matt Fleming 2009-08-14  506  
bd353861c735b22 Matt Fleming 2009-08-14  507                    frame->flags |= 
DWARF_FRAME_CFA_REG_EXP;
bd353861c735b22 Matt Fleming 2009-08-14  508                    break;
bd353861c735b22 Matt Fleming 2009-08-14  509            case 
DW_CFA_offset_extended_sf:
bd353861c735b22 Matt Fleming 2009-08-14  510                    count = 
dwarf_read_uleb128(current_insn, &reg);
bd353861c735b22 Matt Fleming 2009-08-14  511                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  512                    count = 
dwarf_read_leb128(current_insn, &offset);
bd353861c735b22 Matt Fleming 2009-08-14  513                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  514                    offset *= 
cie->data_alignment_factor;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  515                    regp = 
dwarf_frame_alloc_reg(frame, reg);
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  516                    regp->flags |= 
DWARF_REG_OFFSET;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  517                    regp->addr = 
offset;
bd353861c735b22 Matt Fleming 2009-08-14  518                    break;
bd353861c735b22 Matt Fleming 2009-08-14  519            case DW_CFA_val_offset:
bd353861c735b22 Matt Fleming 2009-08-14  520                    count = 
dwarf_read_uleb128(current_insn, &reg);
bd353861c735b22 Matt Fleming 2009-08-14  521                    current_insn += 
count;
bd353861c735b22 Matt Fleming 2009-08-14  522                    count = 
dwarf_read_leb128(current_insn, &offset);
bd353861c735b22 Matt Fleming 2009-08-14  523                    offset *= 
cie->data_alignment_factor;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  524                    regp = 
dwarf_frame_alloc_reg(frame, reg);
97efbbd5886e27b Matt Fleming 2009-08-16  525                    regp->flags |= 
DWARF_VAL_OFFSET;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  526                    regp->addr = 
offset;
bd353861c735b22 Matt Fleming 2009-08-14  527                    break;
cd7246f0e2747bd Matt Fleming 2009-08-16  528            case 
DW_CFA_GNU_args_size:
cd7246f0e2747bd Matt Fleming 2009-08-16  529                    count = 
dwarf_read_uleb128(current_insn, &offset);
cd7246f0e2747bd Matt Fleming 2009-08-16  530                    current_insn += 
count;
cd7246f0e2747bd Matt Fleming 2009-08-16  531                    break;
cd7246f0e2747bd Matt Fleming 2009-08-16  532            case 
DW_CFA_GNU_negative_offset_extended:
cd7246f0e2747bd Matt Fleming 2009-08-16  533                    count = 
dwarf_read_uleb128(current_insn, &reg);
cd7246f0e2747bd Matt Fleming 2009-08-16  534                    current_insn += 
count;
cd7246f0e2747bd Matt Fleming 2009-08-16  535                    count = 
dwarf_read_uleb128(current_insn, &offset);
cd7246f0e2747bd Matt Fleming 2009-08-16  536                    offset *= 
cie->data_alignment_factor;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  537  
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  538                    regp = 
dwarf_frame_alloc_reg(frame, reg);
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  539                    regp->flags |= 
DWARF_REG_OFFSET;
fb3f3e7fc6d4afb Matt Fleming 2009-08-16  540                    regp->addr = 
-offset;
cd7246f0e2747bd Matt Fleming 2009-08-16  541                    break;
bd353861c735b22 Matt Fleming 2009-08-14  542            default:
bd353861c735b22 Matt Fleming 2009-08-14  543                    
pr_debug("unhandled DWARF instruction 0x%x\n", insn);
b344e24a8e8ceda Matt Fleming 2009-08-16  544                    UNWINDER_BUG();
bd353861c735b22 Matt Fleming 2009-08-14  545                    break;
bd353861c735b22 Matt Fleming 2009-08-14  546            }
bd353861c735b22 Matt Fleming 2009-08-14  547    }
bd353861c735b22 Matt Fleming 2009-08-14  548  
bd353861c735b22 Matt Fleming 2009-08-14  549    return 0;
bd353861c735b22 Matt Fleming 2009-08-14  550  }
bd353861c735b22 Matt Fleming 2009-08-14  551  

:::::: The code at line 411 was first introduced by commit
:::::: bd353861c735b2265c9d8b2559960c693e7c68ab sh: dwarf unwinder support.

:::::: TO: Matt Fleming <m...@console-pimps.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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