Messages in this thread | | | Date | Thu, 19 Apr 2018 12:01:19 +0300 | From | "Kirill A. Shutemov" <> | Subject | Re: [RFC PATCH] fs: introduce ST_HUGE flag and set it to tmpfs and hugetlbfs |
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On Wed, Apr 18, 2018 at 01:26:35PM -0700, Mike Kravetz wrote: > If an application would want to take advantage of this flag for tmpfs, it > needs to map at a fixed address (MAP_FIXED) for huge page alignment. So, > it will need to do one of the 'mmap tricks' to get a mapping at a suitably > aligned address.
We don't need MAP_FIXED. We already have all required magic in shmem_get_unmapped_area().
-- Kirill A. Shutemov
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