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* [arm-perf:sparc32 1/2] arch/sparc/include/asm/viking.h:229:13: error: 'SRMMU_ET_MASK' undeclared
@ 2020-03-23 20:09 kbuild test robot
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From: kbuild test robot @ 2020-03-23 20:09 UTC (permalink / raw)
  To: kbuild-all

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git sparc32
head:   a6b6fa57d3f59f5efe162d5be595664031cdad35
commit: 8d65ce96c38e873d42d26fd7b2c65659c1b8a314 [1/2] sparc32: mm: Restructure sparc32 MMU page-table layout
config: sparc-allyesconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 9.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 8d65ce96c38e873d42d26fd7b2c65659c1b8a314
        # save the attached .config to linux build tree
        GCC_VERSION=9.2.0 make.cross ARCH=sparc 

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

All errors (new ones prefixed by >>):

   In file included from arch/sparc/include/asm/mbus.h:12,
                    from arch/sparc/kernel/cpu.c:22:
   arch/sparc/include/asm/viking.h: In function 'viking_hwprobe':
>> arch/sparc/include/asm/viking.h:229:13: error: 'SRMMU_ET_MASK' undeclared (first use in this function)
     229 |  if ((val & SRMMU_ET_MASK) == SRMMU_ET_PTE) {
         |             ^~~~~~~~~~~~~
   arch/sparc/include/asm/viking.h:229:13: note: each undeclared identifier is reported only once for each function it appears in
>> arch/sparc/include/asm/viking.h:229:31: error: 'SRMMU_ET_PTE' undeclared (first use in this function)
     229 |  if ((val & SRMMU_ET_MASK) == SRMMU_ET_PTE) {
         |                               ^~~~~~~~~~~~

vim +/SRMMU_ET_MASK +229 arch/sparc/include/asm/viking.h

^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  212  
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  213  static inline unsigned long viking_hwprobe(unsigned long vaddr)
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  214  {
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  215  	unsigned long val;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  216  
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  217  	vaddr &= PAGE_MASK;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  218  	/* Probe all MMU entries. */
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  219  	__asm__ __volatile__("lda [%1] %2, %0\n\t"
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  220  			     : "=r" (val)
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  221  			     : "r" (vaddr | 0x400), "i" (ASI_M_FLUSH_PROBE));
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  222  	if (!val)
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  223  		return 0;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  224  
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  225  	/* Probe region. */
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  226  	__asm__ __volatile__("lda [%1] %2, %0\n\t"
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  227  			     : "=r" (val)
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  228  			     : "r" (vaddr | 0x200), "i" (ASI_M_FLUSH_PROBE));
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16 @229  	if ((val & SRMMU_ET_MASK) == SRMMU_ET_PTE) {
8d65ce96c38e87 arch/sparc/include/asm/viking.h Will Deacon    2020-03-23  230  		vaddr &= ~PGDIR_MASK;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  231  		vaddr >>= PAGE_SHIFT;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  232  		return val | (vaddr << 8);
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  233  	}
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  234  
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  235  	/* Probe segment. */
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  236  	__asm__ __volatile__("lda [%1] %2, %0\n\t"
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  237  			     : "=r" (val)
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  238  			     : "r" (vaddr | 0x100), "i" (ASI_M_FLUSH_PROBE));
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  239  	if ((val & SRMMU_ET_MASK) == SRMMU_ET_PTE) {
8d65ce96c38e87 arch/sparc/include/asm/viking.h Will Deacon    2020-03-23  240  		vaddr &= ~PMD_MASK;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  241  		vaddr >>= PAGE_SHIFT;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  242  		return val | (vaddr << 8);
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  243  	}
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  244  
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  245  	/* Probe page. */
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  246  	__asm__ __volatile__("lda [%1] %2, %0\n\t"
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  247  			     : "=r" (val)
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  248  			     : "r" (vaddr), "i" (ASI_M_FLUSH_PROBE));
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  249  	return val;
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  250  }
^1da177e4c3f41 include/asm-sparc/viking.h      Linus Torvalds 2005-04-16  251  

:::::: The code@line 229 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

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

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