From: Thomas Monjalon <thomas@monjalon.net> To: Xiaoyu Min <jackmin@mellanox.com> Cc: dev@dpdk.org, orika@mellanox.com, viacheslavo@mellanox.com, Adrien Mazarguil <adrien.mazarguil@6wind.com>, Ferruh Yigit <ferruh.yigit@intel.com>, Andrew Rybchenko <arybchenko@solarflare.com>, stable@dpdk.org Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] ethdev: expand RSS flows based on last item spec Date: Tue, 05 Nov 2019 11:11:00 +0100 Message-ID: <4507833.CEzoxxxZIU@xps> (raw) In-Reply-To: <1580ef9551619fbe0a1f85590cebaf4b026f7f0b.1572944613.git.jackmin@mellanox.com> Hi Jack, If it is a fix, please change your title. 05/11/2019 10:16, Xiaoyu Min: > When rte_flow_expand_rss expands rte_flow item list based on the RSS > types. There is no verb in this sentence. > In another word, it will add some rte_flow items if the user What is "it"? > specified items are not complete, for example: > > ... pattern eth / end actions rss type tcp end ... Please explain why it is not complete. > > above flow will be expaned to: > > ... pattern eth / end actions rss types tcp > ... pattern eth / ipv4 / tcp / end actions rss types tcp ... > ... pattern eth / ipv6 / tcp / end actsion rss types tcp ... There are several typos in this text. Please check. > However the expansion is just simply expanding items without > checking last items' spec, means the expanded rules could have conflicting > settings which is not reasonable and leads to some HW error, for > example: This wording is really not clear. Please make short sentences. > ... pattern eth type is 0x86DD / end actions rss types tcp ... > > is expaneded to: > > ... pattern eth type is 0x86DD / ipv4 / tcp end ... > > which has conflicting values: 0x86DD vs. ipv4 and HW will refuse create > flow on some NICs. > > This patch will fix above by checking the last item's spec and try to > complete the item list. > > Currently only support to complete item list based on L2/L3 layer. > > Fixes: 4ed05fcd441b ("ethdev: add flow API to expand RSS flows") > Cc: stable@dpdk.org Missing empty line here to separate blocks. > Signed-off-by: Xiaoyu Min <jackmin@mellanox.com> > --- > lib/librte_ethdev/rte_flow.c | 132 +++++++++++++++++++++++++++++++++-- > 1 file changed, 127 insertions(+), 5 deletions(-) It's a big change. It needs to be carefully reviewed.
next prev parent reply other threads:[~2019-11-05 10:11 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-05 9:16 [dpdk-stable] " Xiaoyu Min 2019-11-05 10:11 ` Thomas Monjalon [this message] 2019-11-05 12:08 ` [dpdk-stable] [dpdk-dev] " Jack Min 2019-11-05 13:42 ` [dpdk-stable] [PATCH v2] ethdev: fix expand RSS flows Xiaoyu Min 2019-11-06 10:12 ` Ori Kam 2019-11-07 17:02 ` Ferruh Yigit
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