Re: [PATCH 2/2] mem: fix mempool for --no-huge

[Adrien Mazarguil <adrien.mazarguil-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>]

On Fri, Jul 26, 2013 at 04:39:13PM +0200, Damien Millescamps wrote:
> In --no-huge mode, mempool provides objects with their associated
> header/trailer fitting in a standard page (usually 4KB).
> This means all non-UIO driver should work correctly in this mode,
> since UIO drivers allocate ring sizes that cannot fit in a page.
> 
> Extend rte_mempool_virt2phy to obtain the correct physical address when
> elements of the pool are not on the same physically contiguous memory region.
> This is a first step for enhancement PR #29696.
> 
> Reason for this patch is to be able to run on a kernel < 2.6.37 without
> the need to patch it, since all kernel below are either bugged or don't
> have huge page support at all (< 2.6.28).
> 
> Signed-off-by: Damien Millescamps <damien.millescamps-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
> ---
>  lib/librte_eal/linuxapp/eal/eal_memory.c |    2 +-
>  lib/librte_mempool/rte_mempool.c         |   54 +++++++++++++++++++++++++++++-
>  lib/librte_mempool/rte_mempool.h         |   20 +++++++----
>  3 files changed, 67 insertions(+), 9 deletions(-)

Acked-by: Adrien Mazarguil <adrien.mazarguil-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>

-- 
Adrien Mazarguil
6WIND