diff options
Diffstat (limited to 'net/xdp/xsk_buff_pool.c')
| -rw-r--r-- | net/xdp/xsk_buff_pool.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index 436648a04f6a..dbd913ef4928 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -11,6 +11,30 @@ #include "xdp_umem.h" #include "xsk.h" +void xp_add_xsk(struct xsk_buff_pool *pool, struct xdp_sock *xs) +{ + unsigned long flags; + + if (!xs->tx) + return; + + spin_lock_irqsave(&pool->xsk_tx_list_lock, flags); + list_add_rcu(&xs->tx_list, &pool->xsk_tx_list); + spin_unlock_irqrestore(&pool->xsk_tx_list_lock, flags); +} + +void xp_del_xsk(struct xsk_buff_pool *pool, struct xdp_sock *xs) +{ + unsigned long flags; + + if (!xs->tx) + return; + + spin_lock_irqsave(&pool->xsk_tx_list_lock, flags); + list_del_rcu(&xs->tx_list); + spin_unlock_irqrestore(&pool->xsk_tx_list_lock, flags); +} + static void xp_addr_unmap(struct xsk_buff_pool *pool) { vunmap(pool->addrs); @@ -63,6 +87,8 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs, XDP_PACKET_HEADROOM; pool->umem = umem; INIT_LIST_HEAD(&pool->free_list); + INIT_LIST_HEAD(&pool->xsk_tx_list); + spin_lock_init(&pool->xsk_tx_list_lock); refcount_set(&pool->users, 1); pool->fq = xs->fq_tmp; |