diff options
| -rw-r--r-- | net/xdp/xsk_buff_pool.c | 10 | ||||
| -rw-r--r-- | net/xdp/xsk_queue.h | 5 |
2 files changed, 9 insertions, 6 deletions
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index c0e0204b9630..dad7849c1b75 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -656,9 +656,17 @@ EXPORT_SYMBOL(xp_alloc_batch); bool xp_can_alloc(struct xsk_buff_pool *pool, u32 count) { + u32 req_count, avail_count; + if (pool->free_list_cnt >= count) return true; - return xskq_cons_has_entries(pool->fq, count - pool->free_list_cnt); + + req_count = count - pool->free_list_cnt; + avail_count = xskq_cons_nb_entries(pool->fq, req_count); + if (!avail_count) + pool->fq->queue_empty_descs++; + + return avail_count >= req_count; } EXPORT_SYMBOL(xp_can_alloc); diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h index 6f2d1621c992..406b20dfee8d 100644 --- a/net/xdp/xsk_queue.h +++ b/net/xdp/xsk_queue.h @@ -306,11 +306,6 @@ static inline u32 xskq_cons_nb_entries(struct xsk_queue *q, u32 max) return entries >= max ? max : entries; } -static inline bool xskq_cons_has_entries(struct xsk_queue *q, u32 cnt) -{ - return xskq_cons_nb_entries(q, cnt) >= cnt; -} - static inline bool xskq_cons_peek_addr_unchecked(struct xsk_queue *q, u64 *addr) { if (q->cached_prod == q->cached_cons) |