CFS_MODULE_PARM(zc_min_frag, "i", int, 0644,
"minimum fragment to zero copy");
+static unsigned int zc_recv = 0;
+CFS_MODULE_PARM(zc_recv, "i", int, 0644,
+ "enable ZC recv for Chelsio driver");
+
+static unsigned int zc_recv_min_nfrags = 16;
+CFS_MODULE_PARM(zc_recv_min_nfrags, "i", int, 0644,
+ "minimum # of fragments to enable ZC recv");
+
#ifdef SOCKNAL_BACKOFF
static int backoff_init = 3;
CFS_MODULE_PARM(backoff_init, "i", int, 0644,
{
/* initialize ksocknal_tunables structure */
- ksocknal_tunables.ksnd_timeout = &sock_timeout;
- ksocknal_tunables.ksnd_nconnds = &nconnds;
- ksocknal_tunables.ksnd_min_reconnectms = &min_reconnectms;
- ksocknal_tunables.ksnd_max_reconnectms = &max_reconnectms;
- ksocknal_tunables.ksnd_eager_ack = &eager_ack;
- ksocknal_tunables.ksnd_typed_conns = &typed_conns;
- ksocknal_tunables.ksnd_min_bulk = &min_bulk;
- ksocknal_tunables.ksnd_tx_buffer_size = &tx_buffer_size;
- ksocknal_tunables.ksnd_rx_buffer_size = &rx_buffer_size;
- ksocknal_tunables.ksnd_nagle = &nagle;
- ksocknal_tunables.ksnd_keepalive_idle = &keepalive_idle;
- ksocknal_tunables.ksnd_keepalive_count = &keepalive_count;
- ksocknal_tunables.ksnd_keepalive_intvl = &keepalive_intvl;
- ksocknal_tunables.ksnd_credits = &credits;
- ksocknal_tunables.ksnd_peercredits = &peer_credits;
- ksocknal_tunables.ksnd_enable_csum = &enable_csum;
- ksocknal_tunables.ksnd_inject_csum_error = &inject_csum_error;
- ksocknal_tunables.ksnd_zc_min_frag = &zc_min_frag;
+ ksocknal_tunables.ksnd_timeout = &sock_timeout;
+ ksocknal_tunables.ksnd_nconnds = &nconnds;
+ ksocknal_tunables.ksnd_min_reconnectms = &min_reconnectms;
+ ksocknal_tunables.ksnd_max_reconnectms = &max_reconnectms;
+ ksocknal_tunables.ksnd_eager_ack = &eager_ack;
+ ksocknal_tunables.ksnd_typed_conns = &typed_conns;
+ ksocknal_tunables.ksnd_min_bulk = &min_bulk;
+ ksocknal_tunables.ksnd_tx_buffer_size = &tx_buffer_size;
+ ksocknal_tunables.ksnd_rx_buffer_size = &rx_buffer_size;
+ ksocknal_tunables.ksnd_nagle = &nagle;
+ ksocknal_tunables.ksnd_keepalive_idle = &keepalive_idle;
+ ksocknal_tunables.ksnd_keepalive_count = &keepalive_count;
+ ksocknal_tunables.ksnd_keepalive_intvl = &keepalive_intvl;
+ ksocknal_tunables.ksnd_credits = &credits;
+ ksocknal_tunables.ksnd_peercredits = &peer_credits;
+ ksocknal_tunables.ksnd_enable_csum = &enable_csum;
+ ksocknal_tunables.ksnd_inject_csum_error = &inject_csum_error;
+ ksocknal_tunables.ksnd_zc_min_frag = &zc_min_frag;
+ ksocknal_tunables.ksnd_zc_recv = &zc_recv;
+ ksocknal_tunables.ksnd_zc_recv_min_nfrags = &zc_recv_min_nfrags;
+
#ifdef CPU_AFFINITY
- ksocknal_tunables.ksnd_irq_affinity = &enable_irq_affinity;
+ ksocknal_tunables.ksnd_irq_affinity = &enable_irq_affinity;
#endif
#ifdef SOCKNAL_BACKOFF
- ksocknal_tunables.ksnd_backoff_init = &backoff_init;
- ksocknal_tunables.ksnd_backoff_max = &backoff_max;
+ ksocknal_tunables.ksnd_backoff_init = &backoff_init;
+ ksocknal_tunables.ksnd_backoff_max = &backoff_max;
#endif
#if SOCKNAL_VERSION_DEBUG
- ksocknal_tunables.ksnd_protocol = &protocol;
+ ksocknal_tunables.ksnd_protocol = &protocol;
#endif
#if defined(CONFIG_SYSCTL) && !CFS_SYSFS_MODULE_PARM
- ksocknal_tunables.ksnd_sysctl = NULL;
+ ksocknal_tunables.ksnd_sysctl = NULL;
#endif
/* initialize platform-sepcific tunables */