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mempool: fix creation with Xen dom0

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Restore the use of 2M hugepages when using Xen Dom0 that was
dropped during mempool rework.

Fixes: c042ba2067 ("mempool: rework support of Xen dom0")

Reported-by: Huilong Xu <huilongx.xu@intel.com>
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
This commit is contained in:
Olivier Matz 2016-07-11 12:20:28 +02:00 committed by Thomas Monjalon
parent 996e86bf2a
commit 4d0c51a85d
1 changed files with 5 additions and 1 deletions
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6
lib/librte_mempool/rte_mempool.c
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@ -524,7 +524,11 @@ rte_mempool_populate_default(struct rte_mempool *mp)
if (mp->nb_mem_chunks != 0)
return -EEXIST;
if (rte_eal_has_hugepages()) {
if (rte_xen_dom0_supported()) {
pg_sz = RTE_PGSIZE_2M;
pg_shift = rte_bsf32(pg_sz);
align = pg_sz;
} else if (rte_eal_has_hugepages()) {
pg_shift = 0; /* not needed, zone is physically contiguous */
pg_sz = 0;
align = RTE_CACHE_LINE_SIZE;