diff options
Diffstat (limited to 'build/external/patches')
| -rw-r--r-- | build/external/patches/dpdk_20.11/0001-net-i40e-fix-flex-payload-rule-conflict.patch | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/build/external/patches/dpdk_20.11/0001-net-i40e-fix-flex-payload-rule-conflict.patch b/build/external/patches/dpdk_20.11/0001-net-i40e-fix-flex-payload-rule-conflict.patch new file mode 100644 index 00000000000..1a92b88d6ab --- /dev/null +++ b/build/external/patches/dpdk_20.11/0001-net-i40e-fix-flex-payload-rule-conflict.patch @@ -0,0 +1,134 @@ +From a304784408adfaab3918d8578264c48004d4e81e Mon Sep 17 00:00:00 2001 +From: Beilei Xing <beilei.xing@intel.com> +Date: Tue, 5 Jan 2021 11:12:56 +0800 +Subject: [FDIO] net/i40e: fix flex payload rule conflict + +With the following commands, the second flow can't +be created successfully. + +1. flow create 0 ingress pattern eth / ipv4 / udp / + raw relative is 1 pattern is 0102030405 / end + actions drop / end +2. flow destroy 0 rule 0 +3. flow create 0 ingress pattern eth / ipv4 / udp / + raw relative is 1 pattern is 010203040506 / end + actions drop / end + +The root cause is that a flag for flex pit isn't reset. + +Fixes: 6ced3dd72f5f ("net/i40e: support flexible payload parsing for FDIR") +Cc: stable@dpdk.org + +Reported-by: Chenmin Sun <chenmin.sun@intel.com> +Signed-off-by: Beilei Xing <beilei.xing@intel.com> +Acked-by: Jeff Guo <jia.guo@intel.com> +--- + drivers/net/i40e/i40e_ethdev.h | 3 +++ + drivers/net/i40e/i40e_fdir.c | 19 ++++++++++++++++--- + drivers/net/i40e/i40e_flow.c | 4 ++++ + 3 files changed, 23 insertions(+), 3 deletions(-) + +diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h +index 696c5aaf7..aac226999 100644 +--- a/drivers/net/i40e/i40e_ethdev.h ++++ b/drivers/net/i40e/i40e_ethdev.h +@@ -636,6 +636,7 @@ struct i40e_fdir_flow_ext { + bool is_udp; /* ipv4|ipv6 udp flow */ + enum i40e_flxpld_layer_idx layer_idx; + struct i40e_fdir_flex_pit flex_pit[I40E_MAX_FLXPLD_LAYER * I40E_MAX_FLXPLD_FIED]; ++ bool is_flex_flow; + }; + + /* A structure used to define the input for a flow director filter entry */ +@@ -784,6 +785,8 @@ struct i40e_fdir_info { + bool flex_mask_flag[I40E_FILTER_PCTYPE_MAX]; + + bool inset_flag[I40E_FILTER_PCTYPE_MAX]; /* Mark if input set is set */ ++ ++ uint32_t flex_flow_count[I40E_MAX_FLXPLD_LAYER]; + }; + + /* Ethertype filter number HW supports */ +diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c +index 50c0eee9f..0343e8b09 100644 +--- a/drivers/net/i40e/i40e_fdir.c ++++ b/drivers/net/i40e/i40e_fdir.c +@@ -355,6 +355,7 @@ i40e_init_flx_pld(struct i40e_pf *pf) + I40E_PRTQF_FLX_PIT(index + 1), 0x0000FC29);/*non-used*/ + I40E_WRITE_REG(hw, + I40E_PRTQF_FLX_PIT(index + 2), 0x0000FC2A);/*non-used*/ ++ pf->fdir.flex_pit_flag[i] = 0; + } + + /* initialize the masks */ +@@ -1513,8 +1514,6 @@ i40e_flow_set_fdir_flex_pit(struct i40e_pf *pf, + I40E_WRITE_REG(hw, I40E_PRTQF_FLX_PIT(field_idx), flx_pit); + min_next_off++; + } +- +- pf->fdir.flex_pit_flag[layer_idx] = 1; + } + + static int +@@ -1686,7 +1685,7 @@ i40e_flow_add_del_fdir_filter(struct rte_eth_dev *dev, + i40e_fdir_filter_convert(filter, &check_filter); + + if (add) { +- if (!filter->input.flow_ext.customized_pctype) { ++ if (filter->input.flow_ext.is_flex_flow) { + for (i = 0; i < filter->input.flow_ext.raw_id; i++) { + layer_idx = filter->input.flow_ext.layer_idx; + field_idx = layer_idx * I40E_MAX_FLXPLD_FIED + i; +@@ -1738,6 +1737,9 @@ i40e_flow_add_del_fdir_filter(struct rte_eth_dev *dev, + fdir_info->fdir_guarantee_free_space > 0) + wait_status = false; + } else { ++ if (filter->input.flow_ext.is_flex_flow) ++ layer_idx = filter->input.flow_ext.layer_idx; ++ + node = i40e_sw_fdir_filter_lookup(fdir_info, + &check_filter.fdir.input); + if (!node) { +@@ -1785,6 +1787,17 @@ i40e_flow_add_del_fdir_filter(struct rte_eth_dev *dev, + goto error_op; + } + ++ if (filter->input.flow_ext.is_flex_flow) { ++ if (add) { ++ fdir_info->flex_flow_count[layer_idx]++; ++ pf->fdir.flex_pit_flag[layer_idx] = 1; ++ } else { ++ fdir_info->flex_flow_count[layer_idx]--; ++ if (!fdir_info->flex_flow_count[layer_idx]) ++ pf->fdir.flex_pit_flag[layer_idx] = 0; ++ } ++ } ++ + if (add) { + fdir_info->fdir_actual_cnt++; + if (fdir_info->fdir_invalprio == 1 && +diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c +index b09ff6590..bbd666b7a 100644 +--- a/drivers/net/i40e/i40e_flow.c ++++ b/drivers/net/i40e/i40e_flow.c +@@ -3069,6 +3069,7 @@ i40e_flow_parse_fdir_pattern(struct rte_eth_dev *dev, + &flex_pit, sizeof(struct i40e_fdir_flex_pit)); + filter->input.flow_ext.layer_idx = layer_idx; + filter->input.flow_ext.raw_id = raw_id; ++ filter->input.flow_ext.is_flex_flow = true; + break; + case RTE_FLOW_ITEM_TYPE_VF: + vf_spec = item->spec; +@@ -5515,6 +5516,9 @@ i40e_flow_flush_fdir_filter(struct i40e_pf *pf) + pf->fdir.flex_mask_flag[pctype] = 0; + } + ++ for (i = 0; i < I40E_MAX_FLXPLD_LAYER; i++) ++ pf->fdir.flex_pit_flag[i] = 0; ++ + /* Disable FDIR processing as all FDIR rules are now flushed */ + i40e_fdir_rx_proc_enable(dev, 0); + } +-- +2.17.1 + |