[tip:WIP.sched/core 120/122] drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.sched/core
head:   a69a38e26e87ddbe993e33b55f693405cd62c76f
commit: 88d0fe4cbc5e74cda2764df63cb369f32746af54 [120/122] sched/headers: Move signal wakeup & sigpending methods from <linux/sched.h> into <linux/sched/signal.h>
reproduce:
        # apt-get install sparse
        git checkout 88d0fe4cbc5e74cda2764df63cb369f32746af54
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   include/linux/compiler.h:253:8: sparse: attribute 'no_sanitize_address': unknown attribute
   drivers/mtd/tests/mtd_test.h:7:13: sparse: undefined identifier 'signal_pending'
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
   In file included from drivers/mtd/tests/subpagetest.c:33:0:
   drivers/mtd/tests/mtd_test.h: In function 'mtdtest_relax':
   drivers/mtd/tests/mtd_test.h:7:6: error: implicit declaration of function 'signal_pending' [-Werror=implicit-function-declaration]
     if (signal_pending(current)) {
         ^~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   include/linux/compiler.h:253:8: sparse: attribute 'no_sanitize_address': unknown attribute
   drivers/mtd/tests/mtd_test.h:7:13: sparse: undefined identifier 'signal_pending'
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
   In file included from drivers/mtd/tests/torturetest.c:36:0:
   drivers/mtd/tests/mtd_test.h: In function 'mtdtest_relax':
   drivers/mtd/tests/mtd_test.h:7:6: error: implicit declaration of function 'signal_pending' [-Werror=implicit-function-declaration]
     if (signal_pending(current)) {
         ^~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   include/linux/compiler.h:253:8: sparse: attribute 'no_sanitize_address': unknown attribute
   drivers/mtd/tests/mtd_test.h:7:13: sparse: undefined identifier 'signal_pending'
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
   In file included from drivers/mtd/tests/pagetest.c:34:0:
   drivers/mtd/tests/mtd_test.h: In function 'mtdtest_relax':
   drivers/mtd/tests/mtd_test.h:7:6: error: implicit declaration of function 'signal_pending' [-Werror=implicit-function-declaration]
     if (signal_pending(current)) {
         ^~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   include/linux/compiler.h:253:8: sparse: attribute 'no_sanitize_address': unknown attribute
   drivers/mtd/tests/mtd_test.h:7:13: sparse: undefined identifier 'signal_pending'
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
>> drivers/mtd/tests/mtd_test.h:7:27: sparse: not a function <noident>
   In file included from drivers/mtd/tests/speedtest.c:34:0:
   drivers/mtd/tests/mtd_test.h: In function 'mtdtest_relax':
   drivers/mtd/tests/mtd_test.h:7:6: error: implicit declaration of function 'signal_pending' [-Werror=implicit-function-declaration]
     if (signal_pending(current)) {
         ^~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +7 drivers/mtd/tests/mtd_test.h

084db4b0 Akinobu Mita       2013-08-03   1  #include <linux/mtd/mtd.h>
2a6a28e7 Richard Weinberger 2015-03-29   2  #include <linux/sched.h>
2a6a28e7 Richard Weinberger 2015-03-29   3  
2a6a28e7 Richard Weinberger 2015-03-29   4  static inline int mtdtest_relax(void)
2a6a28e7 Richard Weinberger 2015-03-29   5  {
2a6a28e7 Richard Weinberger 2015-03-29   6  	cond_resched();
2a6a28e7 Richard Weinberger 2015-03-29  @7  	if (signal_pending(current)) {
2a6a28e7 Richard Weinberger 2015-03-29   8  		pr_info("aborting test due to pending signal!\n");
2a6a28e7 Richard Weinberger 2015-03-29   9  		return -EINTR;
2a6a28e7 Richard Weinberger 2015-03-29  10  	}
2a6a28e7 Richard Weinberger 2015-03-29  11  
2a6a28e7 Richard Weinberger 2015-03-29  12  	return 0;
2a6a28e7 Richard Weinberger 2015-03-29  13  }
084db4b0 Akinobu Mita       2013-08-03  14  
084db4b0 Akinobu Mita       2013-08-03  15  int mtdtest_erase_eraseblock(struct mtd_info *mtd, unsigned int ebnum);

:::::: The code at line 7 was first introduced by commit
:::::: 2a6a28e7922c07c116ba8f2aa3682c03ef8be678 mtd: Make MTD tests cancelable

:::::: TO: Richard Weinberger <richard@xxxxxx>
:::::: CC: Brian Norris <computersforpeace@xxxxxxxxx>

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