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| author |   Chris Zankel <chris@zankel.net> | 2016-01-21 05:16:13 +0000 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2016-01-21 05:16:13 +0000 |
| commit | d1208404dd477c142680437137c9996b95bfd508 (patch) | |
| tree | 0cba53f59f487c0de2b1a0d9fb1b11ae27de96ec /include/linux/netdev_features.h | |
| parent | Merge tag 'xtensa-for-next-20151109' of git://github.com/jcmvbkbc/linux-xtensa (diff) | |
| parent | Linux 4.4 (diff) | |
Merge tag 'v4.4'
Linux 4.4
Diffstat (limited to 'include/linux/netdev_features.h')
| -rw-r--r-- | include/linux/netdev_features.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h index 9672781c593d..f0d87347df19 100644 --- a/include/linux/netdev_features.h +++ b/include/linux/netdev_features.h @@ -125,6 +125,9 @@ enum { #define NETIF_F_HW_L2FW_DOFFLOAD __NETIF_F(HW_L2FW_DOFFLOAD) #define NETIF_F_BUSY_POLL __NETIF_F(BUSY_POLL) +#define for_each_netdev_feature(mask_addr, bit) \ + for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT) + /* Features valid for ethtool to change */ /* = all defined minus driver/device-class-related */ #define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \ @@ -167,6 +170,12 @@ enum { */ #define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO) +/* + * If upper/master device has these features disabled, they must be disabled + * on all lower/slave devices as well. + */ +#define NETIF_F_UPPER_DISABLES NETIF_F_LRO + /* changeable features with no special hardware requirements */ #define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO) |