diff mbox series

[v7,2/8] net/tap: remove unused fields

Message ID 20240408212438.414099-3-stephen@networkplumber.org (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series net/tap: cleanups and fix BPF support |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Stephen Hemminger April 8, 2024, 9:18 p.m. UTC 
The driver doesn't support these other hash types, and there
is no reason to implement these in future. The rss_flows list
was set but never used.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/net/tap/rte_eth_tap.h | 4 +---
 drivers/net/tap/tap_flow.c    | 1 -
 drivers/net/tap/tap_rss.h     | 6 ------
 3 files changed, 1 insertion(+), 10 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/tap/rte_eth_tap.h b/drivers/net/tap/rte_eth_tap.h
index dc8201020b..1bcf92ce80 100644
--- a/drivers/net/tap/rte_eth_tap.h
+++ b/drivers/net/tap/rte_eth_tap.h
@@ -77,14 +77,12 @@  struct pmd_internals {
 	int ioctl_sock;                   /* socket for ioctl calls */
 	int nlsk_fd;                      /* Netlink socket fd */
 	int flow_isolate;                 /* 1 if flow isolation is enabled */
-	int flower_support;               /* 1 if kernel supports, else 0 */
-	int flower_vlan_support;          /* 1 if kernel supports, else 0 */
 	int rss_enabled;                  /* 1 if RSS is enabled, else 0 */
 	int persist;			  /* 1 if keep link up, else 0 */
 	/* implicit rules set when RSS is enabled */
 	int map_fd;                       /* BPF RSS map fd */
 	int bpf_fd[RTE_PMD_TAP_MAX_QUEUES];/* List of bpf fds per queue */
-	LIST_HEAD(tap_rss_flows, rte_flow) rss_flows;
+
 	LIST_HEAD(tap_flows, rte_flow) flows;        /* rte_flow rules */
 	/* implicit rte_flow rules set when a remote device is active */
 	LIST_HEAD(tap_implicit_flows, rte_flow) implicit_flows;
diff --git a/drivers/net/tap/tap_flow.c b/drivers/net/tap/tap_flow.c
index a78fd50cd4..8fccd599f0 100644
--- a/drivers/net/tap/tap_flow.c
+++ b/drivers/net/tap/tap_flow.c
@@ -1958,7 +1958,6 @@  static int rss_enable(struct pmd_internals *pmd,
 				errno, strerror(errno));
 			return err;
 		}
-		LIST_INSERT_HEAD(&pmd->rss_flows, rss_flow, next);
 	}
 
 	pmd->rss_enabled = 1;
diff --git a/drivers/net/tap/tap_rss.h b/drivers/net/tap/tap_rss.h
index dff46a012f..8766ffc244 100644
--- a/drivers/net/tap/tap_rss.h
+++ b/drivers/net/tap/tap_rss.h
@@ -21,12 +21,6 @@  enum hash_field {
 	HASH_FIELD_IPV4_L3_L4,	/* IPv4 src/dst addr + L4 src/dst ports */
 	HASH_FIELD_IPV6_L3,	/* IPv6 src/dst addr */
 	HASH_FIELD_IPV6_L3_L4,	/* IPv6 src/dst addr + L4 src/dst ports */
-	HASH_FIELD_L2_SRC,	/* Ethernet src addr */
-	HASH_FIELD_L2_DST,	/* Ethernet dst addr */
-	HASH_FIELD_L3_SRC,	/* L3 src addr */
-	HASH_FIELD_L3_DST,	/* L3 dst addr */
-	HASH_FIELD_L4_SRC,	/* TCP/UDP src ports */
-	HASH_FIELD_L4_DST,	/* TCP/UDP dst ports */
 };
 
 struct rss_key {