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[PATCH] mincore: fill in results properly

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Paper bag time. Thanks to Randy for noticing that I didn't actually assign
'present' to anything.

Unfortunately my original patch passed the few simple test cases I gave it,
purely by coincidence.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nick Piggin 2007-02-14 12:36:32 +01:00 committed by Linus Torvalds
parent 30fcffed81
commit 4a76ef036a
1 changed files with 5 additions and 0 deletions
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5
mm/mincore.c
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@ -125,6 +125,8 @@ static long do_mincore(unsigned long addr, unsigned char *vec, unsigned long pag
#endif #endif
} }
} }
vec[i] = present;
} }
pte_unmap_unlock(ptep-1, ptl); pte_unmap_unlock(ptep-1, ptl);
@ -135,6 +137,9 @@ static long do_mincore(unsigned long addr, unsigned char *vec, unsigned long pag
pgoff = linear_page_index(vma, addr); pgoff = linear_page_index(vma, addr);
for (i = 0; i < nr; i++, pgoff++) for (i = 0; i < nr; i++, pgoff++)
vec[i] = mincore_page(vma->vm_file->f_mapping, pgoff); vec[i] = mincore_page(vma->vm_file->f_mapping, pgoff);
} else {
for (i = 0; i < nr; i++)
vec[i] = 0;
} }
return nr; return nr;