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From: Jeff Guo <jia.guo@intel.com>
To: qiming.yang@intel.com, qi.z.zhang@intel.com
Cc: ting.xu@intel.com, dev@dpdk.org, jia.guo@intel.com
Subject: [dpdk-dev] [PATCH v2 3/3] net/ice: support FDIR for IP fragment packet
Date: Wed, 24 Mar 2021 21:54:07 +0800	[thread overview]
Message-ID: <20210324135407.60637-4-jia.guo@intel.com> (raw)
In-Reply-To: <20210324135407.60637-1-jia.guo@intel.com>

New FDIR parsing are added to handle the fragmented IPv4/IPv6 packet.

Signed-off-by: Jeff Guo <jia.guo@intel.com>
---
 drivers/net/ice/ice_fdir_filter.c | 96 +++++++++++++++++++++++++++----
 1 file changed, 85 insertions(+), 11 deletions(-)

diff --git a/drivers/net/ice/ice_fdir_filter.c b/drivers/net/ice/ice_fdir_filter.c
index 3af5812660..3504d3c6c2 100644
--- a/drivers/net/ice/ice_fdir_filter.c
+++ b/drivers/net/ice/ice_fdir_filter.c
@@ -24,7 +24,7 @@
 #define ICE_FDIR_INSET_ETH_IPV4 (\
 	ICE_FDIR_INSET_ETH | \
 	ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | ICE_INSET_IPV4_TOS | \
-	ICE_INSET_IPV4_TTL | ICE_INSET_IPV4_PROTO)
+	ICE_INSET_IPV4_TTL | ICE_INSET_IPV4_PROTO | ICE_INSET_IPV4_PKID)
 
 #define ICE_FDIR_INSET_ETH_IPV4_UDP (\
 	ICE_FDIR_INSET_ETH_IPV4 | \
@@ -41,7 +41,8 @@
 #define ICE_FDIR_INSET_ETH_IPV6 (\
 	ICE_INSET_DMAC | \
 	ICE_INSET_IPV6_SRC | ICE_INSET_IPV6_DST | ICE_INSET_IPV6_TC | \
-	ICE_INSET_IPV6_HOP_LIMIT | ICE_INSET_IPV6_NEXT_HDR)
+	ICE_INSET_IPV6_HOP_LIMIT | ICE_INSET_IPV6_NEXT_HDR | \
+	ICE_INSET_IPV6_PKID)
 
 #define ICE_FDIR_INSET_ETH_IPV6_UDP (\
 	ICE_FDIR_INSET_ETH_IPV6 | \
@@ -56,7 +57,8 @@
 	ICE_INSET_SCTP_SRC_PORT | ICE_INSET_SCTP_DST_PORT)
 
 #define ICE_FDIR_INSET_IPV4 (\
-	ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST)
+	ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | \
+	ICE_INSET_IPV4_PKID)
 
 #define ICE_FDIR_INSET_IPV4_TCP (\
 	ICE_FDIR_INSET_IPV4 | \
@@ -72,7 +74,8 @@
 
 #define ICE_FDIR_INSET_ETH_IPV4_VXLAN (\
 	ICE_FDIR_INSET_ETH | \
-	ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST)
+	ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | \
+	ICE_INSET_IPV4_PKID)
 
 #define ICE_FDIR_INSET_IPV4_GTPU (\
 	ICE_INSET_IPV4_SRC | ICE_INSET_IPV4_DST | ICE_INSET_GTPU_TEID)
@@ -95,6 +98,7 @@ static struct ice_pattern_match_item ice_fdir_pattern_list[] = {
 	{pattern_eth_ipv4_tcp,				ICE_FDIR_INSET_ETH_IPV4_TCP,	ICE_INSET_NONE,			ICE_INSET_NONE},
 	{pattern_eth_ipv4_sctp,				ICE_FDIR_INSET_ETH_IPV4_SCTP,	ICE_INSET_NONE,			ICE_INSET_NONE},
 	{pattern_eth_ipv6,				ICE_FDIR_INSET_ETH_IPV6,	ICE_INSET_NONE,			ICE_INSET_NONE},
+	{pattern_eth_ipv6_frag_ext,			ICE_FDIR_INSET_ETH_IPV6,	ICE_INSET_NONE,			ICE_INSET_NONE},
 	{pattern_eth_ipv6_udp,				ICE_FDIR_INSET_ETH_IPV6_UDP,	ICE_INSET_NONE,			ICE_INSET_NONE},
 	{pattern_eth_ipv6_tcp,				ICE_FDIR_INSET_ETH_IPV6_TCP,	ICE_INSET_NONE,			ICE_INSET_NONE},
 	{pattern_eth_ipv6_sctp,				ICE_FDIR_INSET_ETH_IPV6_SCTP,	ICE_INSET_NONE,			ICE_INSET_NONE},
@@ -882,11 +886,13 @@ ice_fdir_input_set_parse(uint64_t inset, enum ice_flow_field *field)
 		{ICE_INSET_IPV4_TOS, ICE_FLOW_FIELD_IDX_IPV4_DSCP},
 		{ICE_INSET_IPV4_TTL, ICE_FLOW_FIELD_IDX_IPV4_TTL},
 		{ICE_INSET_IPV4_PROTO, ICE_FLOW_FIELD_IDX_IPV4_PROT},
+		{ICE_INSET_IPV4_PKID, ICE_FLOW_FIELD_IDX_IPV4_ID},
 		{ICE_INSET_IPV6_SRC, ICE_FLOW_FIELD_IDX_IPV6_SA},
 		{ICE_INSET_IPV6_DST, ICE_FLOW_FIELD_IDX_IPV6_DA},
 		{ICE_INSET_IPV6_TC, ICE_FLOW_FIELD_IDX_IPV6_DSCP},
 		{ICE_INSET_IPV6_NEXT_HDR, ICE_FLOW_FIELD_IDX_IPV6_PROT},
 		{ICE_INSET_IPV6_HOP_LIMIT, ICE_FLOW_FIELD_IDX_IPV6_TTL},
+		{ICE_INSET_IPV6_PKID, ICE_FLOW_FIELD_IDX_IPV6_ID},
 		{ICE_INSET_TCP_SRC_PORT, ICE_FLOW_FIELD_IDX_TCP_SRC_PORT},
 		{ICE_INSET_TCP_DST_PORT, ICE_FLOW_FIELD_IDX_TCP_DST_PORT},
 		{ICE_INSET_UDP_SRC_PORT, ICE_FLOW_FIELD_IDX_UDP_SRC_PORT},
@@ -935,6 +941,10 @@ ice_fdir_input_set_hdrs(enum ice_fltr_ptype flow, struct ice_flow_seg_info *seg)
 		ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4 |
 				  ICE_FLOW_SEG_HDR_IPV_OTHER);
 		break;
+	case ICE_FLTR_PTYPE_FRAG_IPV4:
+		ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV4 |
+				  ICE_FLOW_SEG_HDR_IPV_FRAG);
+		break;
 	case ICE_FLTR_PTYPE_NONF_IPV6_UDP:
 		ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_UDP |
 				  ICE_FLOW_SEG_HDR_IPV6 |
@@ -951,6 +961,10 @@ ice_fdir_input_set_hdrs(enum ice_fltr_ptype flow, struct ice_flow_seg_info *seg)
 				  ICE_FLOW_SEG_HDR_IPV_OTHER);
 		break;
 	case ICE_FLTR_PTYPE_NONF_IPV6_OTHER:
+		ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6 |
+				  ICE_FLOW_SEG_HDR_IPV_FRAG);
+		break;
+	case ICE_FLTR_PTYPE_FRAG_IPV6:
 		ICE_FLOW_SET_HDRS(seg, ICE_FLOW_SEG_HDR_IPV6 |
 				  ICE_FLOW_SEG_HDR_IPV_OTHER);
 		break;
@@ -1592,8 +1606,10 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 	enum rte_flow_item_type l3 = RTE_FLOW_ITEM_TYPE_END;
 	enum ice_fdir_tunnel_type tunnel_type = ICE_FDIR_TUNNEL_TYPE_NONE;
 	const struct rte_flow_item_eth *eth_spec, *eth_mask;
-	const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_mask;
+	const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_last, *ipv4_mask;
 	const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
+	const struct rte_flow_item_ipv6_frag_ext *ipv6_frag_spec,
+					*ipv6_frag_last, *ipv6_frag_mask;
 	const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
 	const struct rte_flow_item_udp *udp_spec, *udp_mask;
 	const struct rte_flow_item_sctp *sctp_spec, *sctp_mask;
@@ -1615,6 +1631,7 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 	struct ice_fdir_extra *p_ext_data;
 	struct ice_fdir_v4 *p_v4 = NULL;
 	struct ice_fdir_v6 *p_v6 = NULL;
+	bool spec_all_pid = false;
 
 	for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
 		if (item->type == RTE_FLOW_ITEM_TYPE_VXLAN)
@@ -1632,13 +1649,14 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 	 * flow. input_set_i is used for inner part.
 	 */
 	for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
-		if (item->last) {
+		if (item->last && (item_type != RTE_FLOW_ITEM_TYPE_IPV4 ||
+				   item_type !=
+				   RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT)) {
 			rte_flow_error_set(error, EINVAL,
-					   RTE_FLOW_ERROR_TYPE_ITEM,
-					   item,
+					   RTE_FLOW_ERROR_TYPE_ITEM, item,
 					   "Not support range");
-			return -rte_errno;
 		}
+
 		item_type = item->type;
 
 		input_set = (tunnel_type && !is_outer) ?
@@ -1689,6 +1707,7 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 			flow_type = ICE_FLTR_PTYPE_NONF_IPV4_OTHER;
 			l3 = RTE_FLOW_ITEM_TYPE_IPV4;
 			ipv4_spec = item->spec;
+			ipv4_last = item->last;
 			ipv4_mask = item->mask;
 			p_v4 = (tunnel_type && is_outer) ?
 			       &filter->input.ip_outer.v4 :
@@ -1700,8 +1719,6 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 			/* Check IPv4 mask and update input set */
 			if (ipv4_mask->hdr.version_ihl ||
 			    ipv4_mask->hdr.total_length ||
-			    ipv4_mask->hdr.packet_id ||
-			    ipv4_mask->hdr.fragment_offset ||
 			    ipv4_mask->hdr.hdr_checksum) {
 				rte_flow_error_set(error, EINVAL,
 						   RTE_FLOW_ERROR_TYPE_ITEM,
@@ -1710,6 +1727,20 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 				return -rte_errno;
 			}
 
+			if (ipv4_last->hdr.version_ihl ||
+			    ipv4_last->hdr.type_of_service ||
+			    ipv4_last->hdr.time_to_live ||
+			    ipv4_last->hdr.total_length |
+			    ipv4_last->hdr.next_proto_id ||
+			    ipv4_last->hdr.hdr_checksum ||
+			    ipv4_last->hdr.src_addr ||
+			    ipv4_last->hdr.dst_addr) {
+				rte_flow_error_set(error, EINVAL,
+						   RTE_FLOW_ERROR_TYPE_ITEM,
+						   item, "Invalid IPv4 last.");
+				return -rte_errno;
+			}
+
 			if (ipv4_mask->hdr.dst_addr == UINT32_MAX)
 				*input_set |= ICE_INSET_IPV4_DST;
 			if (ipv4_mask->hdr.src_addr == UINT32_MAX)
@@ -1726,6 +1757,24 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 			p_v4->ttl = ipv4_spec->hdr.time_to_live;
 			p_v4->proto = ipv4_spec->hdr.next_proto_id;
 			p_v4->tos = ipv4_spec->hdr.type_of_service;
+
+			if (ipv4_mask->hdr.packet_id == UINT16_MAX) {
+				if (ipv4_last &&
+				    ipv4_spec->hdr.packet_id == 0 &&
+				    ipv4_last->hdr.packet_id == 0xffff)
+					spec_all_pid = true;
+
+				/* All IPv4 fragment packet has the same
+				 * ethertype, if the spec is for all invalid
+				 * packet id, set ethertype into input set.
+				 */
+				*input_set |= spec_all_pid ?
+						ICE_INSET_ETHERTYPE :
+						ICE_INSET_IPV4_PKID;
+			}
+
+			if (ipv4_mask->hdr.fragment_offset == UINT16_MAX)
+				flow_type = ICE_FLTR_PTYPE_FRAG_IPV4;
 			break;
 		case RTE_FLOW_ITEM_TYPE_IPV6:
 			flow_type = ICE_FLTR_PTYPE_NONF_IPV6_OTHER;
@@ -1771,6 +1820,31 @@ ice_fdir_parse_pattern(__rte_unused struct ice_adapter *ad,
 			p_v6->proto = ipv6_spec->hdr.proto;
 			p_v6->hlim = ipv6_spec->hdr.hop_limits;
 			break;
+		case RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT:
+			l3 = RTE_FLOW_ITEM_TYPE_IPV6_FRAG_EXT;
+			flow_type = ICE_FLTR_PTYPE_FRAG_IPV6;
+			ipv6_frag_spec = item->spec;
+			ipv6_frag_last = item->last;
+			ipv6_frag_mask = item->mask;
+
+			if (!(ipv6_frag_spec && ipv6_frag_mask))
+				break;
+
+			if (ipv6_frag_last &&
+			    ipv6_frag_spec->hdr.id == 0 &&
+			    ipv6_frag_last->hdr.id ==
+			    0xffffffff)
+				spec_all_pid = true;
+
+			/* All IPv6 fragment packet has the same ethertype, if
+			 * the spec is for all invalid packet id, set ethertype
+			 * into input set.
+			 */
+			*input_set |= spec_all_pid ?
+					ICE_INSET_ETHERTYPE :
+					ICE_INSET_IPV6_PKID;
+			break;
+
 		case RTE_FLOW_ITEM_TYPE_TCP:
 			if (l3 == RTE_FLOW_ITEM_TYPE_IPV4)
 				flow_type = ICE_FLTR_PTYPE_NONF_IPV4_TCP;
-- 
2.20.1


  parent reply	other threads:[~2021-03-24 13:58 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-17  3:43 [dpdk-dev] [PATCH v1 0/3] support flow for IP fragment in ICE Jeff Guo
2021-03-17  3:43 ` [dpdk-dev] [PATCH v1 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-03-17  3:43 ` [dpdk-dev] [PATCH v1 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-03-17  3:43 ` [dpdk-dev] [PATCH v1 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-03-24 13:54 ` [dpdk-dev] [PATCH v2 0/3] support flow for IP fragment in ICE Jeff Guo
2021-03-24 13:54   ` [dpdk-dev] [PATCH v2 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-03-24 13:54   ` [dpdk-dev] [PATCH v2 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-03-24 13:54   ` Jeff Guo [this message]
2021-03-30  3:25     ` [dpdk-dev] [PATCH v2 3/3] net/ice: support FDIR for IP fragment packet Xu, Ting
2021-04-02  2:06       ` Guo, Jia
2021-04-01  2:08     ` Xu, Ting
2021-04-02  1:53       ` Guo, Jia
2021-04-11  6:06   ` [dpdk-dev] [PATCH v3 0/3] support flow for IP fragment in ICE Jeff Guo
2021-04-11  6:06     ` [dpdk-dev] [PATCH v3 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-04-12  8:31       ` Xu, Ting
2021-04-13  1:55         ` Guo, Jia
2021-04-11  6:06     ` [dpdk-dev] [PATCH v3 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-04-11  6:06     ` [dpdk-dev] [PATCH v3 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-04-11  6:57   ` [dpdk-dev] [PATCH v3 0/3] support flow for IP fragment in ICE Jeff Guo
2021-04-11  6:57     ` [dpdk-dev] [PATCH v3 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-04-11  6:57     ` [dpdk-dev] [PATCH v3 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-04-11  6:57     ` [dpdk-dev] [PATCH v3 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-04-13  7:58   ` [dpdk-dev] [PATCH v4 0/3] support flow for IP fragment in ICE Jeff Guo
2021-04-13  7:58     ` [dpdk-dev] [PATCH v4 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-04-13  7:58     ` [dpdk-dev] [PATCH v4 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-04-13  7:58     ` [dpdk-dev] [PATCH v4 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-04-13  8:48   ` [dpdk-dev] [PATCH v4 0/3] support flow for IP fragment in ICE Jeff Guo
2021-04-13  8:48     ` [dpdk-dev] [PATCH v4 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-04-13  8:48     ` [dpdk-dev] [PATCH v4 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-04-13  8:48     ` [dpdk-dev] [PATCH v4 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-04-13  9:02     ` [dpdk-dev] [PATCH v4 0/3] support flow for IP fragment in ICE Xu, Ting
2021-04-13  9:38   ` [dpdk-dev] [PATCH v5 " Jeff Guo
2021-04-13  9:38     ` [dpdk-dev] [PATCH v5 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-04-13  9:38     ` [dpdk-dev] [PATCH v5 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-04-13  9:38     ` [dpdk-dev] [PATCH v5 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-04-13  9:46     ` [dpdk-dev] [PATCH v5 0/3] support flow for IP fragment in ICE Xu, Ting
2021-04-13 10:06   ` [dpdk-dev] [PATCH v6 " Jeff Guo
2021-04-13 10:06     ` [dpdk-dev] [PATCH v6 1/3] net/ice/base: support IP fragment RSS and FDIR Jeff Guo
2021-04-13 10:06     ` [dpdk-dev] [PATCH v6 2/3] net/ice: support RSS hash for IP fragment Jeff Guo
2021-04-13 10:06     ` [dpdk-dev] [PATCH v6 3/3] net/ice: support FDIR for IP fragment packet Jeff Guo
2021-04-29  3:12     ` [dpdk-dev] [PATCH v6 0/3] support flow for IP fragment in ICE Zhang, Qi Z

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