[dpdk-dev] [PATCH v2 4/7] kni: drop unused fields

Stephen Hemminger stephen at networkplumber.org
Mon Jun 10 19:51:52 CEST 2019


The kni net structure only exists in driver no API/ABI.
Several fields were either totally unused or set and never used.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 kernel/linux/kni/kni_dev.h  | 8 --------
 kernel/linux/kni/kni_misc.c | 1 -
 2 files changed, 9 deletions(-)

diff --git a/kernel/linux/kni/kni_dev.h b/kernel/linux/kni/kni_dev.h
index f3a1f60d4bdc..f3e6c3ca4efa 100644
--- a/kernel/linux/kni/kni_dev.h
+++ b/kernel/linux/kni/kni_dev.h
@@ -39,8 +39,6 @@ struct kni_dev {
 	/* kni list */
 	struct list_head list;
 
-	int status;
-	uint16_t group_id;           /* Group ID of a group of KNI devices */
 	uint32_t core_id;            /* Core ID to bind */
 	char name[RTE_KNI_NAMESIZE]; /* Network device name */
 	struct task_struct *pthread;
@@ -49,9 +47,6 @@ struct kni_dev {
 	wait_queue_head_t wq;
 	struct mutex sync_lock;
 
-	/* PCI device id */
-	uint16_t device_id;
-
 	/* kni device */
 	struct net_device *net_dev;
 
@@ -82,9 +77,6 @@ struct kni_dev {
 	/* mbuf size */
 	uint32_t mbuf_size;
 
-	/* synchro for request processing */
-	unsigned long synchro;
-
 	/* buffers */
 	void *pa[MBUF_BURST_SZ];
 	void *va[MBUF_BURST_SZ];
diff --git a/kernel/linux/kni/kni_misc.c b/kernel/linux/kni/kni_misc.c
index af18c67c422f..6a206d883c0d 100644
--- a/kernel/linux/kni/kni_misc.c
+++ b/kernel/linux/kni/kni_misc.c
@@ -346,7 +346,6 @@ kni_ioctl_create(struct net *net, uint32_t ioctl_num,
 	kni = netdev_priv(net_dev);
 
 	kni->net_dev = net_dev;
-	kni->group_id = dev_info.group_id;
 	kni->core_id = dev_info.core_id;
 	strncpy(kni->name, dev_info.name, RTE_KNI_NAMESIZE);
 
-- 
2.20.1



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