>From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of Qi Zhang >Sent: Wednesday, August 2, 2017 8:22 AM >To: Wu, Jingjing <jingjing...@intel.com> >Cc: dev@dpdk.org; jianfeng.t...@intel.com; Zhang, Qi Z <qi.z.zh...@intel.com>; >sta...@dpdk.org; Tan, Jianfeng <jianfeng....@intel.com> >Subject: [dpdk-dev] [PATCH] net/i40e: fix data segment buffer length > >Buffer length be configured for each data segment should not exceed >the requested value, or device may fill data that exceed the boundary >of memory that be reserved. > >Fixes: 4861cde46116 ("i40e: new poll mode driver") >Cc: sta...@dpdk.org > >Signed-off-by: Jianfeng Tan <jianfeng....@intel.com> >Signed-off-by: Qi Zhang <qi.z.zh...@intel.com>
Thanks guys, this resolved an issue that I'd encountered (as discussed off-list). Reviewed-by: Mark Kavanagh <mark.b.kavan...@intel.com> Tested-by: Mark Kavanagh <mark.b.kavan...@intel.com> >--- > drivers/net/i40e/i40e_rxtx.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > >diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c >index ae64de6..d42c23c 100644 >--- a/drivers/net/i40e/i40e_rxtx.c >+++ b/drivers/net/i40e/i40e_rxtx.c >@@ -2474,7 +2474,7 @@ i40e_rx_queue_config(struct i40e_rx_queue *rxq) > case I40E_FLAG_HEADER_SPLIT_DISABLED: > default: > rxq->rx_hdr_len = 0; >- rxq->rx_buf_len = RTE_ALIGN(buf_size, >+ rxq->rx_buf_len = RTE_ALIGN_FLOOR(buf_size, > (1 << I40E_RXQ_CTX_DBUFF_SHIFT)); > rxq->hs_mode = i40e_header_split_none; > break; >-- >2.9.4
