Commit 68e116a3 authored by Rolf Eike Beer's avatar Rolf Eike Beer Committed by Linus Torvalds

MM: use DIV_ROUND_UP() in mm/memory.c

Replace a hand coded version of DIV_ROUND_UP().
Signed-off-by: default avatarRolf Eike Beer <eike-kernel@sf-tec.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 31a5c6e4
...@@ -2673,7 +2673,7 @@ int make_pages_present(unsigned long addr, unsigned long end) ...@@ -2673,7 +2673,7 @@ int make_pages_present(unsigned long addr, unsigned long end)
write = (vma->vm_flags & VM_WRITE) != 0; write = (vma->vm_flags & VM_WRITE) != 0;
BUG_ON(addr >= end); BUG_ON(addr >= end);
BUG_ON(end > vma->vm_end); BUG_ON(end > vma->vm_end);
len = (end+PAGE_SIZE-1)/PAGE_SIZE-addr/PAGE_SIZE; len = DIV_ROUND_UP(end, PAGE_SIZE) - addr/PAGE_SIZE;
ret = get_user_pages(current, current->mm, addr, ret = get_user_pages(current, current->mm, addr,
len, write, 0, NULL, NULL); len, write, 0, NULL, NULL);
if (ret < 0) if (ret < 0)
......
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