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netdev_features: convert NETIF_F_NETNS_LOCAL to dev->netns_local

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"Interface can't change network namespaces" is rather an attribute,
not a feature, and it can't be changed via Ethtool.
Make it a "cold" private flag instead of a netdev_feature and free
one more bit.

Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Alexander Lobakin
2024-08-29 14:33:38 +02:00
committed by Paolo Abeni
parent 00d066a4d4
commit 05c1280a2b
34 changed files with 61 additions and 62 deletions
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include/linux/netdev_features.h
+2 -4
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@@ -25,7 +25,7 @@ enum {
NETIF_F_VLAN_CHALLENGED_BIT, /* Device cannot handle VLAN packets */
NETIF_F_GSO_BIT, /* Enable software GSO. */
__UNUSED_NETIF_F_12,
NETIF_F_NETNS_LOCAL_BIT, /* Does not change network namespaces */
__UNUSED_NETIF_F_13,
NETIF_F_GRO_BIT, /* Generic receive offload */
NETIF_F_LRO_BIT, /* large receive offload */
@@ -121,7 +121,6 @@ enum {
#define NETIF_F_IPV6_CSUM __NETIF_F(IPV6_CSUM)
#define NETIF_F_LOOPBACK __NETIF_F(LOOPBACK)
#define NETIF_F_LRO __NETIF_F(LRO)
#define NETIF_F_NETNS_LOCAL __NETIF_F(NETNS_LOCAL)
#define NETIF_F_NOCACHE_COPY __NETIF_F(NOCACHE_COPY)
#define NETIF_F_NTUPLE __NETIF_F(NTUPLE)
#define NETIF_F_RXCSUM __NETIF_F(RXCSUM)
@@ -190,8 +189,7 @@ static inline int find_next_netdev_feature(u64 feature, unsigned long start)
/* Features valid for ethtool to change */
/* = all defined minus driver/device-class-related */
#define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \
NETIF_F_NETNS_LOCAL)
#define NETIF_F_NEVER_CHANGE NETIF_F_VLAN_CHALLENGED
/* remember that ((t)1 << t_BITS) is undefined in C99 */
#define NETIF_F_ETHTOOL_BITS ((__NETIF_F_BIT(NETDEV_FEATURE_COUNT - 1) | \