diff options
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/octeon_network.h')
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/octeon_network.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_network.h b/drivers/net/ethernet/cavium/liquidio/octeon_network.h index 11907e928472..1d9392bbe5ef 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_network.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_network.h @@ -565,4 +565,23 @@ static inline int skb_iq(struct lio *lio, struct sk_buff *skb) return skb->queue_mapping % lio->linfo.num_txpciq; } +/** + * Remove the node at the head of the list. The list would be empty at + * the end of this call if there are no more nodes in the list. + */ +static inline struct list_head *lio_list_delete_head(struct list_head *root) +{ + struct list_head *node; + + if (root->prev == root && root->next == root) + node = NULL; + else + node = root->next; + + if (node) + list_del(node); + + return node; +} + #endif |