linux-next: build failure after merge of the akpm tree

[Stephen Rothwell]

Hi all,

After merging the akpm tree, today's linux-next build (mips
malta_defconfig) failed like this:

mm/madvise.c: In function 'madvise_need_mmap_write':
mm/madvise.c:55:7: error: 'MADV_DONTNEED_LOCKED' undeclared (first use in this function); did you mean 'MADV_DONTNEED'?
  case MADV_DONTNEED_LOCKED:
       ^~~~~~~~~~~~~~~~~~~~
       MADV_DONTNEED
mm/madvise.c:55:7: note: each undeclared identifier is reported only once for each function it appears in
mm/madvise.c: In function 'madvise_dontneed_free_valid_vma':
mm/madvise.c:789:19: error: 'MADV_DONTNEED_LOCKED' undeclared (first use in this function); did you mean 'MADV_DONTNEED'?
   if (behavior != MADV_DONTNEED_LOCKED)
                   ^~~~~~~~~~~~~~~~~~~~
                   MADV_DONTNEED
mm/madvise.c: In function 'madvise_dontneed_free':
mm/madvise.c:859:47: error: 'MADV_DONTNEED_LOCKED' undeclared (first use in this function); did you mean 'MADV_DONTNEED'?
  if (behavior == MADV_DONTNEED || behavior == MADV_DONTNEED_LOCKED)
                                               ^~~~~~~~~~~~~~~~~~~~
                                               MADV_DONTNEED
mm/madvise.c: In function 'madvise_vma_behavior':
mm/madvise.c:998:7: error: 'MADV_DONTNEED_LOCKED' undeclared (first use in this function); did you mean 'MADV_DONTNEED'?
  case MADV_DONTNEED_LOCKED:
       ^~~~~~~~~~~~~~~~~~~~
       MADV_DONTNEED
mm/madvise.c: In function 'madvise_behavior_valid':
mm/madvise.c:1129:7: error: 'MADV_DONTNEED_LOCKED' undeclared (first use in this function); did you mean 'MADV_DONTNEED'?
  case MADV_DONTNEED_LOCKED:
       ^~~~~~~~~~~~~~~~~~~~
       MADV_DONTNEED
mm/madvise.c: In function 'madvise_dontneed_free':
mm/madvise.c:865:1: error: control reaches end of non-void function [-Werror=return-type]
 }
 ^

Caused by commit

  55e85812e13f ("mm: madvise: MADV_DONTNEED_LOCKED")

Maybe some of these files need a definition as well?

arch/alpha/include/uapi/asm/mman.h
arch/mips/include/uapi/asm/mman.h
arch/parisc/include/uapi/asm/mman.h
arch/xtensa/include/uapi/asm/mman.h

-- 
Cheers,
Stephen Rothwell

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