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path: root/net/xdp/xsk_buff_pool.c
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Diffstat (limited to 'net/xdp/xsk_buff_pool.c')
-rw-r--r--net/xdp/xsk_buff_pool.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c
index aa9788f20d0d..51526034c42a 100644
--- a/net/xdp/xsk_buff_pool.c
+++ b/net/xdp/xsk_buff_pool.c
@@ -12,26 +12,22 @@
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);
+ spin_lock(&pool->xsk_tx_list_lock);
list_add_rcu(&xs->tx_list, &pool->xsk_tx_list);
- spin_unlock_irqrestore(&pool->xsk_tx_list_lock, flags);
+ spin_unlock(&pool->xsk_tx_list_lock);
}
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);
+ spin_lock(&pool->xsk_tx_list_lock);
list_del_rcu(&xs->tx_list);
- spin_unlock_irqrestore(&pool->xsk_tx_list_lock, flags);
+ spin_unlock(&pool->xsk_tx_list_lock);
}
void xp_destroy(struct xsk_buff_pool *pool)
@@ -94,7 +90,8 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs,
INIT_LIST_HEAD(&pool->xskb_list);
INIT_LIST_HEAD(&pool->xsk_tx_list);
spin_lock_init(&pool->xsk_tx_list_lock);
- spin_lock_init(&pool->cq_lock);
+ spin_lock_init(&pool->cq_prod_lock);
+ spin_lock_init(&pool->cq_cached_prod_lock);
refcount_set(&pool->users, 1);
pool->fq = xs->fq_tmp;
@@ -158,10 +155,6 @@ static void xp_disable_drv_zc(struct xsk_buff_pool *pool)
}
}
-#define NETDEV_XDP_ACT_ZC (NETDEV_XDP_ACT_BASIC | \
- NETDEV_XDP_ACT_REDIRECT | \
- NETDEV_XDP_ACT_XSK_ZEROCOPY)
-
int xp_assign_dev(struct xsk_buff_pool *pool,
struct net_device *netdev, u16 queue_id, u16 flags)
{
@@ -203,7 +196,7 @@ int xp_assign_dev(struct xsk_buff_pool *pool,
/* For copy-mode, we are done. */
return 0;
- if ((netdev->xdp_features & NETDEV_XDP_ACT_ZC) != NETDEV_XDP_ACT_ZC) {
+ if ((netdev->xdp_features & NETDEV_XDP_ACT_XSK) != NETDEV_XDP_ACT_XSK) {
err = -EOPNOTSUPP;
goto err_unreg_pool;
}