linux-kernel - arch/alpha/include/asm/page.h:9:25: error: 'CONFIG_PAGE_SHIFT' undeclared; did you mean 'CONFIG_HAVE

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Date: Sun, 14 Apr 2024 22:52:58 +0800
From: kernel test robot <lkp@...el.com>
To: Arnd Bergmann <arnd@...db.de>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>
Subject: arch/alpha/include/asm/page.h:9:25: error: 'CONFIG_PAGE_SHIFT'
 undeclared; did you mean 'CONFIG_HAVE_PCI'?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7efd0a74039fb6b584be2cb91c1d0ef0bd796ee1
commit: 5394f1e9b687bcf26595cabf83483e568676128d arch: define CONFIG_PAGE_SIZE_*KB on all architectures
date:   6 weeks ago
config: alpha-randconfig-r016-20220816 (https://download.01.org/0day-ci/archive/20240414/202404142258.3CWV3f05-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240414/202404142258.3CWV3f05-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404142258.3CWV3f05-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/thread_info.h:60,
                    from include/asm-generic/current.h:6,
                    from ./arch/alpha/include/generated/asm/current.h:1,
                    from include/linux/sched.h:12,
                    from arch/alpha/kernel/asm-offsets.c:10:
   arch/alpha/include/asm/thread_info.h:43: warning: "current_thread_info" redefined
      43 | #define current_thread_info()  __current_thread_info
         | 
   include/linux/thread_info.h:24: note: this is the location of the previous definition
      24 | #define current_thread_info() ((struct thread_info *)current)
         | 
   In file included from include/linux/shm.h:6,
                    from include/linux/sched.h:23:
   include/asm-generic/getorder.h: In function 'get_order':
>> arch/alpha/include/asm/page.h:9:25: error: 'CONFIG_PAGE_SHIFT' undeclared (first use in this function); did you mean 'CONFIG_HAVE_PCI'?
       9 | #define PAGE_SHIFT      CONFIG_PAGE_SHIFT
         |                         ^~~~~~~~~~~~~~~~~
   include/asm-generic/getorder.h:33:48: note: in expansion of macro 'PAGE_SHIFT'
      33 |                         return BITS_PER_LONG - PAGE_SHIFT;
         |                                                ^~~~~~~~~~
   arch/alpha/include/asm/page.h:9:25: note: each undeclared identifier is reported only once for each function it appears in
       9 | #define PAGE_SHIFT      CONFIG_PAGE_SHIFT
         |                         ^~~~~~~~~~~~~~~~~
   include/asm-generic/getorder.h:33:48: note: in expansion of macro 'PAGE_SHIFT'
      33 |                         return BITS_PER_LONG - PAGE_SHIFT;
         |                                                ^~~~~~~~~~
   In file included from include/linux/sched.h:38:
   include/linux/mm_types_task.h: At top level:
   include/linux/mm_types_task.h:16:10: fatal error: asm/tlbbatch.h: No such file or directory
      16 | #include <asm/tlbbatch.h>
         |          ^~~~~~~~~~~~~~~~
   compilation terminated.
   make[3]: *** [scripts/Makefile.build:116: arch/alpha/kernel/asm-offsets.s] Error 1
   make[3]: Target 'prepare' not remade because of errors.
   make[2]: *** [Makefile:1199: prepare0] Error 2
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:240: __sub-make] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:240: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +9 arch/alpha/include/asm/page.h

     7	
     8	/* PAGE_SHIFT determines the page size */
   > 9	#define PAGE_SHIFT	CONFIG_PAGE_SHIFT
    10	#define PAGE_SIZE	(_AC(1,UL) << PAGE_SHIFT)
    11	#define PAGE_MASK	(~(PAGE_SIZE-1))
    12	

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https://github.com/intel/lkp-tests/wiki