RE: [PATCH v4] net/ixgbe: add proper memory barriers for some Rx functions

2023-06-13 Thread Zhang, Qi Z
iming ; Wu, > Wenjun1 > Cc: dev@dpdk.org; sta...@dpdk.org; maob...@loongson.cn; > jiawe...@trustnetic.com; nd > Subject: RE: [PATCH v4] net/ixgbe: add proper memory barriers for some Rx > functions > > > -Original Message- > > From: Min Zhou > > Sent: T

RE: [PATCH v4] net/ixgbe: add proper memory barriers for some Rx functions

2023-06-13 Thread Ruifeng Wang
ing.y...@intel.com; > wenjun1...@intel.com; zhou...@loongson.cn > Cc: dev@dpdk.org; sta...@dpdk.org; maob...@loongson.cn; > jiawe...@trustnetic.com > Subject: [PATCH v4] net/ixgbe: add proper memory barriers for some Rx > functions > > Segmentation fault has been observed while runni

[PATCH v4] net/ixgbe: add proper memory barriers for some Rx functions

2023-06-13 Thread Min Zhou
Segmentation fault has been observed while running the ixgbe_recv_pkts_lro() function to receive packets on the Loongson 3C5000 processor which has 64 cores and 4 NUMA nodes. >From the ixgbe_recv_pkts_lro() function, we found that as long as the first packet has the EOP bit set, and the length of