1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (C) 2017, Microsoft Corporation. 4 * Copyright (c) 2025, Stefan Metzmacher 5 */ 6 7 #include "internal.h" 8 #include <linux/seq_file.h> 9 10 void smbdirect_connection_legacy_debug_proc_show(struct smbdirect_socket *sc, 11 unsigned int rdma_readwrite_threshold, 12 struct seq_file *m) 13 { 14 const struct smbdirect_socket_parameters *sp; 15 16 if (!sc) 17 return; 18 sp = &sc->parameters; 19 20 seq_puts(m, "\n"); 21 seq_printf(m, "SMBDirect protocol version: 0x%x ", 22 SMBDIRECT_V1); 23 seq_printf(m, "transport status: %s (%u)", 24 smbdirect_socket_status_string(sc->status), 25 sc->status); 26 27 seq_puts(m, "\n"); 28 seq_printf(m, "Conn receive_credit_max: %u ", 29 sp->recv_credit_max); 30 seq_printf(m, "send_credit_target: %u max_send_size: %u", 31 sp->send_credit_target, 32 sp->max_send_size); 33 34 seq_puts(m, "\n"); 35 seq_printf(m, "Conn max_fragmented_recv_size: %u ", 36 sp->max_fragmented_recv_size); 37 seq_printf(m, "max_fragmented_send_size: %u max_receive_size:%u", 38 sp->max_fragmented_send_size, 39 sp->max_recv_size); 40 41 seq_puts(m, "\n"); 42 seq_printf(m, "Conn keep_alive_interval: %u ", 43 sp->keepalive_interval_msec * 1000); 44 seq_printf(m, "max_readwrite_size: %u rdma_readwrite_threshold: %u", 45 sp->max_read_write_size, 46 rdma_readwrite_threshold); 47 48 seq_puts(m, "\n"); 49 seq_printf(m, "Debug count_get_receive_buffer: %llu ", 50 sc->statistics.get_receive_buffer); 51 seq_printf(m, "count_put_receive_buffer: %llu count_send_empty: %llu", 52 sc->statistics.put_receive_buffer, 53 sc->statistics.send_empty); 54 55 seq_puts(m, "\n"); 56 seq_printf(m, "Read Queue count_enqueue_reassembly_queue: %llu ", 57 sc->statistics.enqueue_reassembly_queue); 58 seq_printf(m, "count_dequeue_reassembly_queue: %llu ", 59 sc->statistics.dequeue_reassembly_queue); 60 seq_printf(m, "reassembly_data_length: %u ", 61 sc->recv_io.reassembly.data_length); 62 seq_printf(m, "reassembly_queue_length: %u", 63 sc->recv_io.reassembly.queue_length); 64 65 seq_puts(m, "\n"); 66 seq_printf(m, "Current Credits send_credits: %u ", 67 atomic_read(&sc->send_io.credits.count)); 68 seq_printf(m, "receive_credits: %u receive_credit_target: %u", 69 atomic_read(&sc->recv_io.credits.count), 70 sc->recv_io.credits.target); 71 72 seq_puts(m, "\n"); 73 seq_printf(m, "Pending send_pending: %u ", 74 atomic_read(&sc->send_io.pending.count)); 75 76 seq_puts(m, "\n"); 77 seq_printf(m, "MR responder_resources: %u ", 78 sp->responder_resources); 79 seq_printf(m, "max_frmr_depth: %u mr_type: 0x%x", 80 sp->max_frmr_depth, 81 sc->mr_io.type); 82 83 seq_puts(m, "\n"); 84 seq_printf(m, "MR mr_ready_count: %u mr_used_count: %u", 85 atomic_read(&sc->mr_io.ready.count), 86 atomic_read(&sc->mr_io.used.count)); 87 } 88 __SMBDIRECT_EXPORT_SYMBOL__(smbdirect_connection_legacy_debug_proc_show); 89