tree bc2f99575a556c2ff6c31ecd83d029d46124b95a
parent 247b1447b6ccb2890cefc370f8e204592a70774d
author Sasha Levin <sasha.levin@oracle.com> 1418255053 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1418262067 -0800

mm, hugetlb: correct bit shift in hstate_sizelog()

hstate_sizelog() would shift left an int rather than long, triggering
undefined behaviour and passing an incorrect value when the requested
page size was more than 4GB, thus breaking >4GB pages.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Andrey Ryabinin <a.ryabinin@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>