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* arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
@ 2021-05-01 21:30 kernel test robot
  0 siblings, 0 replies; 7+ messages in thread
From: kernel test robot @ 2021-05-01 21:30 UTC (permalink / raw)
  To: Thomas Bogendoerfer; +Cc: kbuild-all, linux-kernel, Christoph Hellwig

[-- Attachment #1: Type: text/plain, Size: 13205 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   10a3efd0fee5e881b1866cf45950808575cb0f24
commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
date:   3 weeks ago
config: mips-randconfig-s032-20210502 (attached as .config)
compiler: mips-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: v0.6.3-341-g8af24329-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        # 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__' W=1 ARCH=mips 

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


sparse warnings: (new ones prefixed by >>)
   command-line: note: in included file:
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
   builtin:0:0: sparse: this was the original definition
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __user *p @@     got char *buf @@
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     expected void const [noderef] __user *p
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     got char *buf
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __user *to @@     got char *dest @@
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     expected void [noderef] __user *to
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     got char *dest
>> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int [noderef] __user *__p @@     got int * @@
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     expected int [noderef] __user *__p
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     got int *
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *read )( ... ) @@     got int ( * )( ... ) @@
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     expected int ( *read )( ... )
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     got int ( * )( ... )

vim +515 arch/mips/sibyte/common/sb_tbprof.c

^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  439  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  440  static ssize_t sbprof_tb_read(struct file *filp, char *buf,
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  441  			      size_t size, loff_t *offp)
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  442  {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  443  	int cur_sample, sample_off, cur_count, sample_left;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  444  	char *src;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  445  	int   count   =	 0;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  446  	char *dest    =	 buf;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  447  	long  cur_off = *offp;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  448  
96d4f267e40f95 arch/mips/sibyte/common/sb_tbprof.c      Linus Torvalds 2019-01-03 @449  	if (!access_ok(buf, size))
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  450  		return -EFAULT;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  451  
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  452  	mutex_lock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  453  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  454  	count = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  455  	cur_sample = cur_off / TB_SAMPLE_SIZE;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  456  	sample_off = cur_off % TB_SAMPLE_SIZE;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  457  	sample_left = TB_SAMPLE_SIZE - sample_off;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  458  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  459  	while (size && (cur_sample < sbp.next_tb_sample)) {
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  460  		int err;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  461  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  462  		cur_count = size < sample_left ? size : sample_left;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  463  		src = (char *)(((long)sbp.sbprof_tbbuf[cur_sample])+sample_off);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  464  		err = __copy_to_user(dest, src, cur_count);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  465  		if (err) {
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  466  			*offp = cur_off + cur_count - err;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  467  			mutex_unlock(&sbp.lock);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  468  			return err;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  469  		}
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  470  		pr_debug(DEVNAME ": read from sample %d, %d bytes\n",
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  471  			 cur_sample, cur_count);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  472  		size -= cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  473  		sample_left -= cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  474  		if (!sample_left) {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  475  			cur_sample++;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  476  			sample_off = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  477  			sample_left = TB_SAMPLE_SIZE;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  478  		} else {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  479  			sample_off += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  480  		}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  481  		cur_off += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  482  		dest += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  483  		count += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  484  	}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  485  	*offp = cur_off;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  486  	mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  487  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  488  	return count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  489  }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  490  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  491  static long sbprof_tb_ioctl(struct file *filp,
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  492  			    unsigned int command,
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  493  			    unsigned long arg)
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  494  {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  495  	int err = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  496  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  497  	switch (command) {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  498  	case SBPROF_ZBSTART:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  499  		mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  500  		err = sbprof_zbprof_start(filp);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  501  		mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  502  		break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  503  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  504  	case SBPROF_ZBSTOP:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  505  		mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  506  		err = sbprof_zbprof_stop();
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  507  		mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  508  		break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  509  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  510  	case SBPROF_ZBWAITFULL: {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  511  		err = wait_event_interruptible(sbp.tb_read, TB_FULL);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  512  		if (err)
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  513  			break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  514  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29 @515  		err = put_user(TB_FULL, (int *) arg);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  516  		break;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  517  	}
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  518  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  519  	default:
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  520  		err = -EINVAL;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  521  		break;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  522  	}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  523  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  524  	return err;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  525  }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  526  

:::::: The code at line 515 was first introduced by commit
:::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs

:::::: TO: Mark Mason <mmason@upwardaccess.com>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

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

[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 21781 bytes --]

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
  2022-02-14  8:04 ` Christoph Hellwig
@ 2022-02-15 15:03   ` Thomas Bogendoerfer
  0 siblings, 0 replies; 7+ messages in thread
From: Thomas Bogendoerfer @ 2022-02-15 15:03 UTC (permalink / raw)
  To: Christoph Hellwig; +Cc: kernel test robot, kbuild-all, linux-kernel

On Mon, Feb 14, 2022 at 09:04:29AM +0100, Christoph Hellwig wrote:
> Thomas, can you find someone who cares about the sibyte support to
> fix up the address space annotations in this code?

I'll have a look.

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]

^ permalink raw reply	[flat|nested] 7+ messages in thread

* Re: arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
  2022-02-12 21:00 kernel test robot
@ 2022-02-14  8:04 ` Christoph Hellwig
  2022-02-15 15:03   ` Thomas Bogendoerfer
  0 siblings, 1 reply; 7+ messages in thread
From: Christoph Hellwig @ 2022-02-14  8:04 UTC (permalink / raw)
  To: kernel test robot
  Cc: Thomas Bogendoerfer, kbuild-all, linux-kernel, Christoph Hellwig

Thomas, can you find someone who cares about the sibyte support to
fix up the address space annotations in this code?

On Sun, Feb 13, 2022 at 05:00:29AM +0800, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   83e396641110663d3c7bb25b9bc0c6a750359ecf
> commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
> date:   10 months ago
> config: mips-randconfig-s032-20220213 (https://download.01.org/0day-ci/archive/20220213/202202130432.4tPqXRgn-lkp@intel.com/config)
> compiler: mips64el-linux-gcc (GCC) 11.2.0
> 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: v0.6.4-dirty
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
>         # save the config file to linux build tree
>         mkdir build_dir
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/sibyte/common/
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> 
> sparse warnings: (new ones prefixed by >>)
>    command-line: note: in included file:
>    builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
>    builtin:0:0: sparse: this was the original definition
>    builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
>    builtin:0:0: sparse: this was the original definition
>    builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
>    builtin:0:0: sparse: this was the original definition
>    builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
>    builtin:0:0: sparse: this was the original definition
>    arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __user *p @@     got char *buf @@
>    arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     expected void const [noderef] __user *p
>    arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     got char *buf
>    arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __user *to @@     got char *dest @@
>    arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     expected void [noderef] __user *to
>    arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     got char *dest
> >> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int [noderef] __user *__p @@     got int * @@
>    arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     expected int [noderef] __user *__p
>    arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     got int *
>    arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected long ( *read )( ... ) @@     got long ( * )( ... ) @@
>    arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     expected long ( *read )( ... )
>    arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     got long ( * )( ... )
> 
> vim +515 arch/mips/sibyte/common/sb_tbprof.c
> 
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  490  
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  491  static long sbprof_tb_ioctl(struct file *filp,
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  492  			    unsigned int command,
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  493  			    unsigned long arg)
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  494  {
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  495  	int err = 0;
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  496  
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  497  	switch (command) {
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  498  	case SBPROF_ZBSTART:
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  499  		mutex_lock(&sbp.lock);
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  500  		err = sbprof_zbprof_start(filp);
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  501  		mutex_unlock(&sbp.lock);
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  502  		break;
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  503  
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  504  	case SBPROF_ZBSTOP:
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  505  		mutex_lock(&sbp.lock);
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  506  		err = sbprof_zbprof_stop();
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  507  		mutex_unlock(&sbp.lock);
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  508  		break;
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  509  
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  510  	case SBPROF_ZBWAITFULL: {
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  511  		err = wait_event_interruptible(sbp.tb_read, TB_FULL);
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  512  		if (err)
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  513  			break;
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  514  
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29 @515  		err = put_user(TB_FULL, (int *) arg);
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  516  		break;
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  517  	}
> bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  518  
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  519  	default:
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  520  		err = -EINVAL;
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  521  		break;
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  522  	}
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  523  
> d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  524  	return err;
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  525  }
> ^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  526  
> 
> :::::: The code at line 515 was first introduced by commit
> :::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs
> 
> :::::: TO: Mark Mason <mmason@upwardaccess.com>
> :::::: CC: Ralf Baechle <ralf@linux-mips.org>
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
---end quoted text---

^ permalink raw reply	[flat|nested] 7+ messages in thread

* arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
@ 2022-02-12 21:00 kernel test robot
  2022-02-14  8:04 ` Christoph Hellwig
  0 siblings, 1 reply; 7+ messages in thread
From: kernel test robot @ 2022-02-12 21:00 UTC (permalink / raw)
  To: Thomas Bogendoerfer; +Cc: kbuild-all, linux-kernel, Christoph Hellwig

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   83e396641110663d3c7bb25b9bc0c6a750359ecf
commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
date:   10 months ago
config: mips-randconfig-s032-20220213 (https://download.01.org/0day-ci/archive/20220213/202202130432.4tPqXRgn-lkp@intel.com/config)
compiler: mips64el-linux-gcc (GCC) 11.2.0
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: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/sibyte/common/

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


sparse warnings: (new ones prefixed by >>)
   command-line: note: in included file:
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
   builtin:0:0: sparse: this was the original definition
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __user *p @@     got char *buf @@
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     expected void const [noderef] __user *p
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     got char *buf
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __user *to @@     got char *dest @@
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     expected void [noderef] __user *to
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     got char *dest
>> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int [noderef] __user *__p @@     got int * @@
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     expected int [noderef] __user *__p
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     got int *
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected long ( *read )( ... ) @@     got long ( * )( ... ) @@
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     expected long ( *read )( ... )
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     got long ( * )( ... )

vim +515 arch/mips/sibyte/common/sb_tbprof.c

^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  490  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  491  static long sbprof_tb_ioctl(struct file *filp,
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  492  			    unsigned int command,
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  493  			    unsigned long arg)
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  494  {
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  495  	int err = 0;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  496  
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  497  	switch (command) {
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  498  	case SBPROF_ZBSTART:
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  499  		mutex_lock(&sbp.lock);
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  500  		err = sbprof_zbprof_start(filp);
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  501  		mutex_unlock(&sbp.lock);
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  502  		break;
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  503  
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  504  	case SBPROF_ZBSTOP:
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  505  		mutex_lock(&sbp.lock);
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  506  		err = sbprof_zbprof_stop();
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  507  		mutex_unlock(&sbp.lock);
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  508  		break;
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  509  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  510  	case SBPROF_ZBWAITFULL: {
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  511  		err = wait_event_interruptible(sbp.tb_read, TB_FULL);
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  512  		if (err)
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  513  			break;
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  514  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29 @515  		err = put_user(TB_FULL, (int *) arg);
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  516  		break;
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  517  	}
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  518  
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  519  	default:
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  520  		err = -EINVAL;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  521  		break;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  522  	}
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  523  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  524  	return err;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  525  }
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  526  

:::::: The code at line 515 was first introduced by commit
:::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs

:::::: TO: Mark Mason <mmason@upwardaccess.com>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

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

^ permalink raw reply	[flat|nested] 7+ messages in thread

* arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
@ 2021-12-16 10:19 kernel test robot
  0 siblings, 0 replies; 7+ messages in thread
From: kernel test robot @ 2021-12-16 10:19 UTC (permalink / raw)
  To: Thomas Bogendoerfer; +Cc: kbuild-all, linux-kernel, Christoph Hellwig

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   2b14864acbaaf03d9c01982e243a84632524c3ac
commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
date:   8 months ago
config: mips-randconfig-s031-20211216 (https://download.01.org/0day-ci/archive/20211216/202112161836.SB5KUxha-lkp@intel.com/config)
compiler: mips64el-linux-gcc (GCC) 11.2.0
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: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/sibyte/common/ kernel/

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


sparse warnings: (new ones prefixed by >>)
   command-line: note: in included file:
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
   builtin:0:0: sparse: this was the original definition
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __user *p @@     got char *buf @@
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     expected void const [noderef] __user *p
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     got char *buf
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __user *to @@     got char *dest @@
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     expected void [noderef] __user *to
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     got char *dest
>> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int [noderef] __user *__p @@     got int * @@
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     expected int [noderef] __user *__p
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     got int *
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected long ( *read )( ... ) @@     got long ( * )( ... ) @@
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     expected long ( *read )( ... )
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     got long ( * )( ... )

vim +515 arch/mips/sibyte/common/sb_tbprof.c

^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  490  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  491  static long sbprof_tb_ioctl(struct file *filp,
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  492  			    unsigned int command,
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  493  			    unsigned long arg)
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  494  {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  495  	int err = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  496  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  497  	switch (command) {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  498  	case SBPROF_ZBSTART:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  499  		mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  500  		err = sbprof_zbprof_start(filp);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  501  		mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  502  		break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  503  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  504  	case SBPROF_ZBSTOP:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  505  		mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  506  		err = sbprof_zbprof_stop();
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  507  		mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  508  		break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  509  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  510  	case SBPROF_ZBWAITFULL: {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  511  		err = wait_event_interruptible(sbp.tb_read, TB_FULL);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  512  		if (err)
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  513  			break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  514  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29 @515  		err = put_user(TB_FULL, (int *) arg);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  516  		break;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  517  	}
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  518  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  519  	default:
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  520  		err = -EINVAL;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  521  		break;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  522  	}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  523  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  524  	return err;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  525  }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  526  

:::::: The code at line 515 was first introduced by commit
:::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs

:::::: TO: Mark Mason <mmason@upwardaccess.com>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

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

^ permalink raw reply	[flat|nested] 7+ messages in thread

* arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
@ 2021-12-02 10:36 kernel test robot
  0 siblings, 0 replies; 7+ messages in thread
From: kernel test robot @ 2021-12-02 10:36 UTC (permalink / raw)
  To: Thomas Bogendoerfer; +Cc: kbuild-all, linux-kernel, Christoph Hellwig

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   58e1100fdc5990b0cc0d4beaf2562a92e621ac7d
commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
date:   8 months ago
config: mips-randconfig-s031-20211202 (https://download.01.org/0day-ci/archive/20211202/202112021828.HbLk4k4J-lkp@intel.com/config)
compiler: mips64-linux-gcc (GCC) 11.2.0
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: v0.6.4-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=mips SHELL=/bin/bash arch/mips/sibyte/common/ drivers/clk/ drivers/gpio/ drivers/watchdog/

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


sparse warnings: (new ones prefixed by >>)
   command-line: note: in included file:
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
   builtin:0:0: sparse: this was the original definition
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __user *p @@     got char *buf @@
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     expected void const [noderef] __user *p
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     got char *buf
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __user *to @@     got char *dest @@
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     expected void [noderef] __user *to
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     got char *dest
>> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int [noderef] __user *__p @@     got int * @@
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     expected int [noderef] __user *__p
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     got int *
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected long ( *read )( ... ) @@     got long ( * )( ... ) @@
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     expected long ( *read )( ... )
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     got long ( * )( ... )

vim +515 arch/mips/sibyte/common/sb_tbprof.c

^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  490  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  491  static long sbprof_tb_ioctl(struct file *filp,
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  492  			    unsigned int command,
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  493  			    unsigned long arg)
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  494  {
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  495  	int err = 0;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  496  
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  497  	switch (command) {
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  498  	case SBPROF_ZBSTART:
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  499  		mutex_lock(&sbp.lock);
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  500  		err = sbprof_zbprof_start(filp);
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  501  		mutex_unlock(&sbp.lock);
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  502  		break;
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  503  
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  504  	case SBPROF_ZBSTOP:
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  505  		mutex_lock(&sbp.lock);
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  506  		err = sbprof_zbprof_stop();
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  507  		mutex_unlock(&sbp.lock);
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  508  		break;
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  509  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  510  	case SBPROF_ZBWAITFULL: {
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  511  		err = wait_event_interruptible(sbp.tb_read, TB_FULL);
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  512  		if (err)
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  513  			break;
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  514  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29 @515  		err = put_user(TB_FULL, (int *) arg);
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  516  		break;
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  517  	}
bb9b813bb665cdb arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  518  
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  519  	default:
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  520  		err = -EINVAL;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  521  		break;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  522  	}
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  523  
d619f38fdacb5ce arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  524  	return err;
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  525  }
^1da177e4c3f415 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  526  

:::::: The code at line 515 was first introduced by commit
:::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs

:::::: TO: Mark Mason <mmason@upwardaccess.com>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

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

^ permalink raw reply	[flat|nested] 7+ messages in thread

* arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces)
@ 2021-05-18 21:54 kernel test robot
  0 siblings, 0 replies; 7+ messages in thread
From: kernel test robot @ 2021-05-18 21:54 UTC (permalink / raw)
  To: Thomas Bogendoerfer; +Cc: kbuild-all, linux-kernel, Christoph Hellwig

[-- Attachment #1: Type: text/plain, Size: 13207 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   8ac91e6c6033ebc12c5c1e4aa171b81a662bd70f
commit: ddb002d6d6af12c45dd9d565cadf0f40b36b7c25 MIPS: uaccess: Reduce number of nested macros
date:   5 weeks ago
config: mips-randconfig-s032-20210519 (attached as .config)
compiler: mipsel-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: v0.6.3-341-g8af24329-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout ddb002d6d6af12c45dd9d565cadf0f40b36b7c25
        # 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__' W=1 ARCH=mips 

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


sparse warnings: (new ones prefixed by >>)
   command-line: note: in included file:
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
   builtin:0:0: sparse: this was the original definition
   builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
   builtin:0:0: sparse: this was the original definition
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __user *p @@     got char *buf @@
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     expected void const [noderef] __user *p
   arch/mips/sibyte/common/sb_tbprof.c:449:14: sparse:     got char *buf
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void [noderef] __user *to @@     got char *dest @@
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     expected void [noderef] __user *to
   arch/mips/sibyte/common/sb_tbprof.c:464:38: sparse:     got char *dest
>> arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int [noderef] __user *__p @@     got int * @@
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     expected int [noderef] __user *__p
   arch/mips/sibyte/common/sb_tbprof.c:515:23: sparse:     got int *
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse: sparse: incorrect type in initializer (incompatible argument 2 (different address spaces)) @@     expected int ( *read )( ... ) @@     got int ( * )( ... ) @@
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     expected int ( *read )( ... )
   arch/mips/sibyte/common/sb_tbprof.c:531:27: sparse:     got int ( * )( ... )

vim +515 arch/mips/sibyte/common/sb_tbprof.c

^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  439  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  440  static ssize_t sbprof_tb_read(struct file *filp, char *buf,
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  441  			      size_t size, loff_t *offp)
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  442  {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  443  	int cur_sample, sample_off, cur_count, sample_left;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  444  	char *src;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  445  	int   count   =	 0;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  446  	char *dest    =	 buf;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  447  	long  cur_off = *offp;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  448  
96d4f267e40f95 arch/mips/sibyte/common/sb_tbprof.c      Linus Torvalds 2019-01-03 @449  	if (!access_ok(buf, size))
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  450  		return -EFAULT;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  451  
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  452  	mutex_lock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  453  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  454  	count = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  455  	cur_sample = cur_off / TB_SAMPLE_SIZE;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  456  	sample_off = cur_off % TB_SAMPLE_SIZE;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  457  	sample_left = TB_SAMPLE_SIZE - sample_off;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  458  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  459  	while (size && (cur_sample < sbp.next_tb_sample)) {
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  460  		int err;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  461  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  462  		cur_count = size < sample_left ? size : sample_left;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  463  		src = (char *)(((long)sbp.sbprof_tbbuf[cur_sample])+sample_off);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  464  		err = __copy_to_user(dest, src, cur_count);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  465  		if (err) {
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  466  			*offp = cur_off + cur_count - err;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  467  			mutex_unlock(&sbp.lock);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  468  			return err;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  469  		}
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  470  		pr_debug(DEVNAME ": read from sample %d, %d bytes\n",
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  471  			 cur_sample, cur_count);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  472  		size -= cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  473  		sample_left -= cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  474  		if (!sample_left) {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  475  			cur_sample++;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  476  			sample_off = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  477  			sample_left = TB_SAMPLE_SIZE;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  478  		} else {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  479  			sample_off += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  480  		}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  481  		cur_off += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  482  		dest += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  483  		count += cur_count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  484  	}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  485  	*offp = cur_off;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  486  	mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  487  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  488  	return count;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  489  }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  490  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  491  static long sbprof_tb_ioctl(struct file *filp,
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  492  			    unsigned int command,
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  493  			    unsigned long arg)
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  494  {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  495  	int err = 0;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  496  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  497  	switch (command) {
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  498  	case SBPROF_ZBSTART:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  499  		mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  500  		err = sbprof_zbprof_start(filp);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  501  		mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  502  		break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  503  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  504  	case SBPROF_ZBSTOP:
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  505  		mutex_lock(&sbp.lock);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  506  		err = sbprof_zbprof_stop();
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  507  		mutex_unlock(&sbp.lock);
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  508  		break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  509  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  510  	case SBPROF_ZBWAITFULL: {
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  511  		err = wait_event_interruptible(sbp.tb_read, TB_FULL);
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  512  		if (err)
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  513  			break;
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  514  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29 @515  		err = put_user(TB_FULL, (int *) arg);
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  516  		break;
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  517  	}
bb9b813bb665cd arch/mips/sibyte/sb1250/bcm1250_tbprof.c Ralf Baechle   2007-03-09  518  
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  519  	default:
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  520  		err = -EINVAL;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  521  		break;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  522  	}
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  523  
d619f38fdacb5c arch/mips/sibyte/common/sb_tbprof.c      Mark Mason     2007-03-29  524  	return err;
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  525  }
^1da177e4c3f41 arch/mips/sibyte/sb1250/bcm1250_tbprof.c Linus Torvalds 2005-04-16  526  

:::::: The code at line 515 was first introduced by commit
:::::: d619f38fdacb5cec0c841798bbadeaf903868852 [MIPS] Add bcm1480 ZBus trace support, fix wait related bugs

:::::: TO: Mark Mason <mmason@upwardaccess.com>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

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

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