diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/rds/ib.h | 3 | ||||
| -rw-r--r-- | net/rds/ib_cm.c | 2 | ||||
| -rw-r--r-- | net/rds/ib_recv.c | 22 |
3 files changed, 10 insertions, 17 deletions
diff --git a/net/rds/ib.h b/net/rds/ib.h index 202140a84f0..4c2ee240197 100644 --- a/net/rds/ib.h +++ b/net/rds/ib.h @@ -297,8 +297,7 @@ void rds_ib_flush_mrs(void); int __init rds_ib_recv_init(void); void rds_ib_recv_exit(void); int rds_ib_recv(struct rds_connection *conn); -int rds_ib_recv_refill(struct rds_connection *conn, gfp_t kptr_gfp, - gfp_t page_gfp, int prefill); +int rds_ib_recv_refill(struct rds_connection *conn, int prefill); void rds_ib_inc_free(struct rds_incoming *inc); int rds_ib_inc_copy_to_user(struct rds_incoming *inc, struct iovec *iov, size_t size); diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c index 1a91af75f4c..75eda9c8213 100644 --- a/net/rds/ib_cm.c +++ b/net/rds/ib_cm.c @@ -135,7 +135,7 @@ void rds_ib_cm_connect_complete(struct rds_connection *conn, struct rdma_cm_even rds_ib_recv_init_ring(ic); /* Post receive buffers - as a side effect, this will update * the posted credit count. */ - rds_ib_recv_refill(conn, GFP_KERNEL, GFP_HIGHUSER, 1); + rds_ib_recv_refill(conn, 1); /* Tune RNR behavior */ rds_ib_tune_rnr(ic, &qp_attr); diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c index e9fe08a86c4..8f041f7954a 100644 --- a/net/rds/ib_recv.c +++ b/net/rds/ib_recv.c @@ -135,8 +135,7 @@ void rds_ib_recv_clear_ring(struct rds_ib_connection *ic) } static int rds_ib_recv_refill_one(struct rds_connection *conn, - struct rds_ib_recv_work *recv, - gfp_t kptr_gfp, gfp_t page_gfp) + struct rds_ib_recv_work *recv) { struct rds_ib_connection *ic = conn->c_transport_data; dma_addr_t dma_addr; @@ -148,8 +147,7 @@ static int rds_ib_recv_refill_one(struct rds_connection *conn, rds_ib_stats_inc(s_ib_rx_alloc_limit); goto out; } - recv->r_ibinc = kmem_cache_alloc(rds_ib_incoming_slab, - kptr_gfp); + recv->r_ibinc = kmem_cache_alloc(rds_ib_incoming_slab, GFP_NOWAIT); if (!recv->r_ibinc) { atomic_dec(&rds_ib_allocation); goto out; @@ -159,7 +157,7 @@ static int rds_ib_recv_refill_one(struct rds_connection *conn, } if (!recv->r_frag) { - recv->r_frag = kmem_cache_alloc(rds_ib_frag_slab, kptr_gfp); + recv->r_frag = kmem_cache_alloc(rds_ib_frag_slab, GFP_NOWAIT); if (!recv->r_frag) goto out; INIT_LIST_HEAD(&recv->r_frag->f_item); @@ -167,7 +165,7 @@ static int rds_ib_recv_refill_one(struct rds_connection *conn, } if (!ic->i_frag.f_page) { - ic->i_frag.f_page = alloc_page(page_gfp); + ic->i_frag.f_page = alloc_page(GFP_NOWAIT); if (!ic->i_frag.f_page) goto out; ic->i_frag.f_offset = 0; @@ -221,8 +219,7 @@ out: * * -1 is returned if posting fails due to temporary resource exhaustion. */ -int rds_ib_recv_refill(struct rds_connection *conn, gfp_t kptr_gfp, - gfp_t page_gfp, int prefill) +int rds_ib_recv_refill(struct rds_connection *conn, int prefill) { struct rds_ib_connection *ic = conn->c_transport_data; struct rds_ib_recv_work *recv; @@ -241,7 +238,7 @@ int rds_ib_recv_refill(struct rds_connection *conn, gfp_t kptr_gfp, } recv = &ic->i_recvs[pos]; - ret = rds_ib_recv_refill_one(conn, recv, kptr_gfp, page_gfp); + ret = rds_ib_recv_refill_one(conn, recv); if (ret) { ret = -1; break; @@ -856,11 +853,8 @@ void rds_ib_recv_tasklet_fn(unsigned long data) if (rds_ib_ring_empty(&ic->i_recv_ring)) rds_ib_stats_inc(s_ib_rx_ring_empty); - /* - * If the ring is running low, then schedule the thread to refill. - */ if (rds_ib_ring_low(&ic->i_recv_ring)) - queue_delayed_work(rds_wq, &conn->c_recv_w, 0); + rds_ib_recv_refill(conn, 0); } int rds_ib_recv(struct rds_connection *conn) @@ -875,7 +869,7 @@ int rds_ib_recv(struct rds_connection *conn) * we're really low and we want the caller to back off for a bit. */ mutex_lock(&ic->i_recv_mutex); - if (rds_ib_recv_refill(conn, GFP_KERNEL, GFP_HIGHUSER, 0)) + if (rds_ib_recv_refill(conn, 0)) ret = -ENOMEM; else rds_ib_stats_inc(s_ib_rx_refill_from_thread); |