Commit 6d074242 authored by Jiri Olsa's avatar Jiri Olsa Committed by Linus Torvalds

uml: use DIV_ROUND_UP

I just saw similar patches in the janitor kernel's list, and spotted place it
fits.
Signed-off-by: default avatarJiri Olsa <olsajiri@gmail.com>
Signed-off-by: default avatarJeff Dike <jdike@linux.intel.com>
Cc: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 63b9871f
...@@ -1178,8 +1178,8 @@ static void cowify_bitmap(__u64 io_offset, int length, unsigned long *cow_mask, ...@@ -1178,8 +1178,8 @@ static void cowify_bitmap(__u64 io_offset, int length, unsigned long *cow_mask,
* by one word. Thanks to Lynn Kerby for the fix and James McMechan * by one word. Thanks to Lynn Kerby for the fix and James McMechan
* for the original diagnosis. * for the original diagnosis.
*/ */
if(*cow_offset == ((bitmap_len + sizeof(unsigned long) - 1) / if (*cow_offset == (DIV_ROUND_UP(bitmap_len,
sizeof(unsigned long) - 1)) sizeof(unsigned long)) - 1))
(*cow_offset)--; (*cow_offset)--;
bitmap_words[0] = bitmap[*cow_offset]; bitmap_words[0] = bitmap[*cow_offset];
......
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