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net: fix GTP PSC headers

PATCH Superseded Gregory Etelson 3 participants 8 messages Jun 16, 2022 – Jun 23, 2022

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#0 lore raw

PATCH 1/2 net: fix GTP PSC headers

Fix bitmap fields order in little endian section of GTP PSC headers.

Fixes e8ca1479cdc4 ("net: add extension header for GTP PSC")
---
 lib/net/rte_gtp.h | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)
lib/net/rte_gtp.h +9 -8
index dca940c2c5..9849872366 100644
@@ -75,11 +75,11 @@ struct rte_gtp_psc_generic_hdr {
 	uint8_t spare:2;	/**< type specific spare bits */
 	uint8_t qfi:6;		/**< Qos Flow Identifier */
 #else
-	uint8_t qfi:6;		/**< Qos Flow Identifier */
-	uint8_t spare:2;	/**< type specific spare bits */
 	uint8_t pad:3;		/**< type specific pad bits */
 	uint8_t qmp:1;		/**< Qos Monitoring Packet */
 	uint8_t type:4;		/**< PDU type */
+	uint8_t qfi:6;		/**< Qos Flow Identifier */
+	uint8_t spare:2;	/**< type specific spare bits */
 #endif
 	uint8_t data[0];	/**< variable length data fields */
 } __rte_packed;
@@ -100,12 +100,13 @@ struct rte_gtp_psc_type0_hdr {
 	uint8_t rqi:1;		/**< Reflective Qos Indicator */
 	uint8_t qfi:6;		/**< Qos Flow Identifier */
 #else
-	uint8_t qfi:6;		/**< Qos Flow Identifier */
-	uint8_t rqi:1;		/**< Reflective Qos Indicator */
-	uint8_t ppp:1;		/**< Paging policy presence */
 	uint8_t spare_dl1:2;	/**< spare down link bits */
 	uint8_t snp:1;		/**< Sequence number presence */
+	uint8_t qmp:1;		/**< Qos Monitoring Packet */
 	uint8_t type:4;		/**< PDU type */
+	uint8_t qfi:6;		/**< Qos Flow Identifier */
+	uint8_t rqi:1;		/**< Reflective Qos Indicator */
+	uint8_t ppp:1;		/**< Paging policy presence */
 #endif
 	uint8_t data[0];	/**< variable length data fields */
 } __rte_packed;
@@ -127,14 +128,14 @@ struct rte_gtp_psc_type1_hdr {
 	uint8_t spare_ul2:1;	/**< spare up link bits */
 	uint8_t qfi:6;		/**< Qos Flow Identifier */
 #else
-	uint8_t qfi:6;		/**< Qos Flow Identifier */
-	uint8_t spare_ul2:1;	/**< spare up link bits */
-	uint8_t n_delay_ind:1;	/**< N3/N9 delay result presence */
 	uint8_t snp:1;		/**< Sequence number presence ul */
 	uint8_t ul_delay_ind:1;	/**< ul delay result presence */
 	uint8_t dl_delay_ind:1;	/**< dl delay result presence */
 	uint8_t qmp:1;		/**< Qos Monitoring Packet */
 	uint8_t type:4;		/**< PDU type */
+	uint8_t qfi:6;		/**< Qos Flow Identifier */
+	uint8_t spare_ul2:1;	/**< spare up link bits */
+	uint8_t n_delay_ind:1;	/**< N3/N9 delay result presence */
 #endif
 	uint8_t data[0];	/**< variable length data fields */
 } __rte_packed;
Signature · 1 line
2.34.1
#1 lore raw

PATCH 2/2 app/testpmd: fix GTP PSC raw processing

Use generic GTP PSC header definition in raw handler.

Fixes 9213c50e36fa ("app/testpmd: support GTP PSC option in raw sets")
---
 app/test-pmd/cmdline_flow.c | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)
app/test-pmd/cmdline_flow.c +8 -12
index cfd55c598d..f6b39f6332 100644
@@ -11029,19 +11029,15 @@ cmd_set_raw_parsed(const struct buffer *in)
 			} else {
 				const struct rte_flow_item_gtp_psc
 					*opt = item->spec;
-				struct {
-					uint8_t len;
-					uint8_t pdu_type:4;
-					uint8_t qfi:6;
-					uint8_t next;
-				} psc;
-				psc.len = sizeof(psc) / 4;
-				psc.pdu_type = opt->hdr.type;
-				psc.qfi = opt->hdr.qfi;
-				psc.next = 0;
-				*total_size += sizeof(psc);
+				struct rte_gtp_psc_generic_hdr hdr;
+				size_t hdr_size =
+					RTE_ALIGN(sizeof(hdr), sizeof(int32_t));
+
+				rte_memcpy(&hdr, &opt->hdr, sizeof(hdr));
+				hdr.ext_hdr_len = 1;
+				*total_size += hdr_size;
 				rte_memcpy(data_tail - (*total_size),
-					   &psc, sizeof(psc));
+					   &hdr, hdr_size);
 				gtp_psc = i;
 				size = 0;
 			}
Signature · 1 line
2.34.1
#2 lore raw

PATCH v2 1/2 net: fix GTP PSC headers

In reply to Gregory Etelson

Fix bitmap fields order in little endian section of GTP PSC headers.

Fixes e8ca1479cdc4 ("net: add extension header for GTP PSC")

---
v2:

---
 lib/net/rte_gtp.h | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)
lib/net/rte_gtp.h +9 -8
index dca940c2c5..9849872366 100644
@@ -75,11 +75,11 @@ struct rte_gtp_psc_generic_hdr {
 	uint8_t spare:2;	/**< type specific spare bits */
 	uint8_t qfi:6;		/**< Qos Flow Identifier */
 #else
-	uint8_t qfi:6;		/**< Qos Flow Identifier */
-	uint8_t spare:2;	/**< type specific spare bits */
 	uint8_t pad:3;		/**< type specific pad bits */
 	uint8_t qmp:1;		/**< Qos Monitoring Packet */
 	uint8_t type:4;		/**< PDU type */
+	uint8_t qfi:6;		/**< Qos Flow Identifier */
+	uint8_t spare:2;	/**< type specific spare bits */
 #endif
 	uint8_t data[0];	/**< variable length data fields */
 } __rte_packed;
@@ -100,12 +100,13 @@ struct rte_gtp_psc_type0_hdr {
 	uint8_t rqi:1;		/**< Reflective Qos Indicator */
 	uint8_t qfi:6;		/**< Qos Flow Identifier */
 #else
-	uint8_t qfi:6;		/**< Qos Flow Identifier */
-	uint8_t rqi:1;		/**< Reflective Qos Indicator */
-	uint8_t ppp:1;		/**< Paging policy presence */
 	uint8_t spare_dl1:2;	/**< spare down link bits */
 	uint8_t snp:1;		/**< Sequence number presence */
+	uint8_t qmp:1;		/**< Qos Monitoring Packet */
 	uint8_t type:4;		/**< PDU type */
+	uint8_t qfi:6;		/**< Qos Flow Identifier */
+	uint8_t rqi:1;		/**< Reflective Qos Indicator */
+	uint8_t ppp:1;		/**< Paging policy presence */
 #endif
 	uint8_t data[0];	/**< variable length data fields */
 } __rte_packed;
@@ -127,14 +128,14 @@ struct rte_gtp_psc_type1_hdr {
 	uint8_t spare_ul2:1;	/**< spare up link bits */
 	uint8_t qfi:6;		/**< Qos Flow Identifier */
 #else
-	uint8_t qfi:6;		/**< Qos Flow Identifier */
-	uint8_t spare_ul2:1;	/**< spare up link bits */
-	uint8_t n_delay_ind:1;	/**< N3/N9 delay result presence */
 	uint8_t snp:1;		/**< Sequence number presence ul */
 	uint8_t ul_delay_ind:1;	/**< ul delay result presence */
 	uint8_t dl_delay_ind:1;	/**< dl delay result presence */
 	uint8_t qmp:1;		/**< Qos Monitoring Packet */
 	uint8_t type:4;		/**< PDU type */
+	uint8_t qfi:6;		/**< Qos Flow Identifier */
+	uint8_t spare_ul2:1;	/**< spare up link bits */
+	uint8_t n_delay_ind:1;	/**< N3/N9 delay result presence */
 #endif
 	uint8_t data[0];	/**< variable length data fields */
 } __rte_packed;
Signature · 1 line
2.34.1
#3 lore raw

PATCH v2 2/2 app/testpmd: fix GTP PSC raw processing

Use generic GTP PSC header definition in raw handler.

Fixes 9213c50e36fa ("app/testpmd: support GTP PSC option in raw sets")

---
v2: fix raw GTP PSC object creation.

---
 app/test-pmd/cmdline_flow.c | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)
app/test-pmd/cmdline_flow.c +7 -13
index cfd55c598d..6cb1173385 100644
@@ -11029,19 +11029,13 @@ cmd_set_raw_parsed(const struct buffer *in)
 			} else {
 				const struct rte_flow_item_gtp_psc
 					*opt = item->spec;
-				struct {
-					uint8_t len;
-					uint8_t pdu_type:4;
-					uint8_t qfi:6;
-					uint8_t next;
-				} psc;
-				psc.len = sizeof(psc) / 4;
-				psc.pdu_type = opt->hdr.type;
-				psc.qfi = opt->hdr.qfi;
-				psc.next = 0;
-				*total_size += sizeof(psc);
-				rte_memcpy(data_tail - (*total_size),
-					   &psc, sizeof(psc));
+				struct rte_gtp_psc_generic_hdr *hdr;
+
+				*total_size += RTE_ALIGN(sizeof(hdr),
+							 sizeof(int32_t));
+				hdr = (typeof(hdr))(data_tail - (*total_size));
+				*hdr = opt->hdr;
+				hdr->ext_hdr_len = 1;
 				gtp_psc = i;
 				size = 0;
 			}
Signature · 1 line
2.34.1
#7 lore raw
Quoted 6 lines · Andrew Rybchenko
Quoted 5 lines · Aman Deep
Quoted 4 lines · Gregory Etelson

Fix bitmap fields order in little endian section of GTP PSC headers.

Fixes e8ca1479cdc4 ("net: add extension header for GTP PSC")
Quoted 8 lines
Quoted 6 lines
Quoted 3 lines

Series applied to dpdk-next-net/main, thanks.