Message ID | 20230803140441.53596-5-huangjie.albert@bytedance.com (mailing list archive) |
---|---|
State | Superseded |
Delegated to: | Netdev Maintainers |
Headers | show |
Series | [RFC,Optimizing,veth,xsk,performance,01/10] veth: Implement ethtool's get_ringparam() callback | expand |
On Thu, Aug 03, 2023 at 10:04:30PM +0800, huangjie.albert wrote: ... > index 13354a1e4280..a494d1dcb1c3 100644 > --- a/net/xdp/xsk_queue.h > +++ b/net/xdp/xsk_queue.h > @@ -428,6 +428,17 @@ static inline void __xskq_prod_submit(struct xsk_queue *q, u32 idx) > smp_store_release(&q->ring->producer, idx); /* B, matches C */ > } > > + nit: one blank line is enough > +static inline void xskq_prod_submit_addr(struct xsk_queue *q, u64 addr) > +{ > + struct xdp_umem_ring *ring = (struct xdp_umem_ring *)q->ring; > + u32 idx = q->ring->producer; > + > + ring->desc[idx++ & q->ring_mask] = addr; > + > + __xskq_prod_submit(q, idx); > +} > + > static inline void xskq_prod_submit(struct xsk_queue *q) > { > __xskq_prod_submit(q, q->cached_prod); > -- > 2.20.1 > >
diff --git a/include/net/xdp_sock_drv.h b/include/net/xdp_sock_drv.h index 1f6fc8c7a84c..5220454bff5c 100644 --- a/include/net/xdp_sock_drv.h +++ b/include/net/xdp_sock_drv.h @@ -15,6 +15,7 @@ #ifdef CONFIG_XDP_SOCKETS void xsk_tx_completed(struct xsk_buff_pool *pool, u32 nb_entries); +void xsk_tx_completed_addr(struct xsk_buff_pool *pool, u64 addr); bool xsk_tx_peek_desc(struct xsk_buff_pool *pool, struct xdp_desc *desc); u32 xsk_tx_peek_release_desc_batch(struct xsk_buff_pool *pool, u32 max); void xsk_tx_release(struct xsk_buff_pool *pool); diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index 4f1e0599146e..b2b8aa7b0bcf 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -396,6 +396,12 @@ void xsk_tx_completed(struct xsk_buff_pool *pool, u32 nb_entries) } EXPORT_SYMBOL(xsk_tx_completed); +void xsk_tx_completed_addr(struct xsk_buff_pool *pool, u64 addr) +{ + xskq_prod_submit_addr(pool->cq, addr); +} +EXPORT_SYMBOL(xsk_tx_completed_addr); + void xsk_tx_release(struct xsk_buff_pool *pool) { struct xdp_sock *xs; diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h index 13354a1e4280..a494d1dcb1c3 100644 --- a/net/xdp/xsk_queue.h +++ b/net/xdp/xsk_queue.h @@ -428,6 +428,17 @@ static inline void __xskq_prod_submit(struct xsk_queue *q, u32 idx) smp_store_release(&q->ring->producer, idx); /* B, matches C */ } + +static inline void xskq_prod_submit_addr(struct xsk_queue *q, u64 addr) +{ + struct xdp_umem_ring *ring = (struct xdp_umem_ring *)q->ring; + u32 idx = q->ring->producer; + + ring->desc[idx++ & q->ring_mask] = addr; + + __xskq_prod_submit(q, idx); +} + static inline void xskq_prod_submit(struct xsk_queue *q) { __xskq_prod_submit(q, q->cached_prod);
Return desc to the cq by using the descriptor address. Signed-off-by: huangjie.albert <huangjie.albert@bytedance.com> --- include/net/xdp_sock_drv.h | 1 + net/xdp/xsk.c | 6 ++++++ net/xdp/xsk_queue.h | 11 +++++++++++ 3 files changed, 18 insertions(+)