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authorNick Piggin <npiggin@suse.de>2007-02-14 12:36:32 +0100
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-15 09:57:03 -0800
commit4a76ef036ac415c28d1adbaf2b7a74040b84d4c2 (patch)
tree3379adb0f6ede8e276e100c6705a6aeb6a5c5feb /mm
parent30fcffed8149df18592b3e006b829232b7b3844f (diff)
[PATCH] mincore: fill in results properly
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>
Diffstat (limited to 'mm')
-rw-r--r--mm/mincore.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/mincore.c b/mm/mincore.c
index 9780097e381..9c1d0a426e9 100644
--- a/mm/mincore.c
+++ b/mm/mincore.c
@@ -125,6 +125,8 @@ static long do_mincore(unsigned long addr, unsigned char *vec, unsigned long pag
#endif
}
}
+
+ vec[i] = present;
}
pte_unmap_unlock(ptep-1, ptl);
@@ -135,6 +137,9 @@ none_mapped:
pgoff = linear_page_index(vma, addr);
for (i = 0; i < nr; i++, pgoff++)
vec[i] = mincore_page(vma->vm_file->f_mapping, pgoff);
+ } else {
+ for (i = 0; i < nr; i++)
+ vec[i] = 0;
}
return nr;