[dpdk-stable] [PATCH] kni: fix bug 389 - Crash in librte_kni driver due to noncontiguous pages

[Scott Wasson]

Fixes: edd2fafbc0b8 ("kni: allocate memory dynamically for each device")
Cc: iryzhov at nfware.com
Cc: stable at dpdk.org

Signed-off-by: Scott Wasson <scott_wasson at affirmednetworks.com>
---
 lib/librte_kni/rte_kni.c |   14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/lib/librte_kni/rte_kni.c b/lib/librte_kni/rte_kni.c
index e388751..df4a021 100644
--- a/lib/librte_kni/rte_kni.c
+++ b/lib/librte_kni/rte_kni.c
@@ -145,31 +145,31 @@ enum kni_ops_status {
 	char mz_name[RTE_MEMZONE_NAMESIZE];
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_TX_Q_MZ_NAME_FMT, kni->name);
-	kni->m_tx_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_tx_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_tx_q == NULL, tx_q_fail);
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_RX_Q_MZ_NAME_FMT, kni->name);
-	kni->m_rx_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_rx_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_rx_q == NULL, rx_q_fail);
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_ALLOC_Q_MZ_NAME_FMT, kni->name);
-	kni->m_alloc_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_alloc_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_alloc_q == NULL, alloc_q_fail);
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_FREE_Q_MZ_NAME_FMT, kni->name);
-	kni->m_free_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_free_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_free_q == NULL, free_q_fail);
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_REQ_Q_MZ_NAME_FMT, kni->name);
-	kni->m_req_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_req_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_req_q == NULL, req_q_fail);
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_RESP_Q_MZ_NAME_FMT, kni->name);
-	kni->m_resp_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_resp_q = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_resp_q == NULL, resp_q_fail);
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE, KNI_SYNC_ADDR_MZ_NAME_FMT, kni->name);
-	kni->m_sync_addr = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, 0);
+	kni->m_sync_addr = rte_memzone_reserve(mz_name, KNI_FIFO_SIZE, SOCKET_ID_ANY, RTE_MEMZONE_IOVA_CONTIG);
 	KNI_MEM_CHECK(kni->m_sync_addr == NULL, sync_addr_fail);
 
 	return 0;
-- 
1.7.6.3