[dpdk-dev] [PATCH 4/4] mempool: fix creation with Xen Dom0
Olivier Matz
olivier.matz at 6wind.com
Mon Jul 11 12:20:28 CEST 2016
Restore the use of 2M hugepages when using Xen Dom0 that was
dropped during mempool rework.
Fixes: c042ba20674a ("mempool: rework support of Xen dom0")
Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
---
lib/librte_mempool/rte_mempool.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c
index d78d02b..6ec0906 100644
--- a/lib/librte_mempool/rte_mempool.c
+++ b/lib/librte_mempool/rte_mempool.c
@@ -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;
--
2.8.1
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