Yangchao Zhou 5eb1708ec1 kni: fix kernel crash with multi-segments
va2pa depends on the physical address and virtual address offset of
current mbuf. It may get the wrong physical address of next mbuf which
allocated in another hugepage segment.

In rte_mempool_populate_default(), trying to allocate whole block of
contiguous memory could be failed. Then, it would reserve memory in
several memzones that have different physical address and virtual address
offsets. The rte_mempool_populate_default() is used by
rte_pktmbuf_pool_create().

Fixes: 8451269e6d7b ("kni: remove continuous memory restriction")
Cc: stable@dpdk.org

Signed-off-by: Yangchao Zhou <zhouyates@gmail.com>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>
2019-07-15 22:48:20 +02:00
2019-03-30 00:01:35 +01:00
2019-07-11 00:26:17 +02:00
2019-07-05 15:28:14 +02:00
2018-11-26 20:19:24 +01:00
2019-07-08 22:13:20 +02:00
2019-07-05 12:50:19 +02:00
2019-02-26 15:29:27 +01:00
2018-01-04 22:41:38 +01:00
2019-07-08 23:04:41 +02:00

DPDK is a set of libraries and drivers for fast packet processing.
It supports many processor architectures and both FreeBSD and Linux.

The DPDK uses the Open Source BSD-3-Clause license for the core libraries
and drivers. The kernel components are GPL-2.0 licensed.

Please check the doc directory for release notes,
API documentation, and sample application information.

For questions and usage discussions, subscribe to: users@dpdk.org
Report bugs and issues to the development mailing list: dev@dpdk.org
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