[RFC v2] slab_arena: Enhance slab_arena_create to support madvise hints
Vladimir Davydov
vdavydov.dev at gmail.com
Mon May 13 14:21:56 MSK 2019
On Mon, May 13, 2019 at 01:30:32PM +0300, Cyrill Gorcunov wrote:
> > > +check_symbol_exists(MADV_NORMAL sys/mman.h TARANTOOL_SMALL_HAS_MADV_NORMAL)
> > > +check_symbol_exists(MADV_DONTDUMP sys/mman.h TARANTOOL_SMALL_HAS_MADV_DONTDUMP)
> >
> > Do we really need to check all of that? Is a check for MADV_DONTDUMP not
> > enough?
>
> Well, strictly speaking we should check each definition we use, because I'm
> not sure if MADV_NORMAL defined on other than linux environments.
Why do we use MADV_NORMAL, anyway? We only need MADV_DONTDUMP or
am I missing something?
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