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Diffstat (limited to 'fs/cifs/cifs_debug.c')
-rw-r--r--fs/cifs/cifs_debug.c199
1 files changed, 173 insertions, 26 deletions
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index cbb9534b89b4..c7a863219fa3 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -30,6 +30,9 @@
#include "cifsproto.h"
#include "cifs_debug.h"
#include "cifsfs.h"
+#ifdef CONFIG_CIFS_SMB_DIRECT
+#include "smbdirect.h"
+#endif
void
cifs_dump_mem(char *label, void *data, int length)
@@ -107,6 +110,32 @@ void cifs_dump_mids(struct TCP_Server_Info *server)
}
#ifdef CONFIG_PROC_FS
+static void cifs_debug_tcon(struct seq_file *m, struct cifs_tcon *tcon)
+{
+ __u32 dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType);
+
+ seq_printf(m, "%s Mounts: %d ", tcon->treeName, tcon->tc_count);
+ if (tcon->nativeFileSystem)
+ seq_printf(m, "Type: %s ", tcon->nativeFileSystem);
+ seq_printf(m, "DevInfo: 0x%x Attributes: 0x%x\n\tPathComponentMax: %d Status: %d",
+ le32_to_cpu(tcon->fsDevInfo.DeviceCharacteristics),
+ le32_to_cpu(tcon->fsAttrInfo.Attributes),
+ le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength),
+ tcon->tidStatus);
+ if (dev_type == FILE_DEVICE_DISK)
+ seq_puts(m, " type: DISK ");
+ else if (dev_type == FILE_DEVICE_CD_ROM)
+ seq_puts(m, " type: CDROM ");
+ else
+ seq_printf(m, " type: %d ", dev_type);
+ if (tcon->ses->server->ops->dump_share_caps)
+ tcon->ses->server->ops->dump_share_caps(m, tcon);
+
+ if (tcon->need_reconnect)
+ seq_puts(m, "\tDISCONNECTED ");
+ seq_putc(m, '\n');
+}
+
static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
{
struct list_head *tmp1, *tmp2, *tmp3;
@@ -115,7 +144,6 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
struct cifs_ses *ses;
struct cifs_tcon *tcon;
int i, j;
- __u32 dev_type;
seq_puts(m,
"Display Internal CIFS Data Structures for Debugging\n"
@@ -152,6 +180,72 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
list_for_each(tmp1, &cifs_tcp_ses_list) {
server = list_entry(tmp1, struct TCP_Server_Info,
tcp_ses_list);
+
+#ifdef CONFIG_CIFS_SMB_DIRECT
+ if (!server->rdma)
+ goto skip_rdma;
+
+ seq_printf(m, "\nSMBDirect (in hex) protocol version: %x "
+ "transport status: %x",
+ server->smbd_conn->protocol,
+ server->smbd_conn->transport_status);
+ seq_printf(m, "\nConn receive_credit_max: %x "
+ "send_credit_target: %x max_send_size: %x",
+ server->smbd_conn->receive_credit_max,
+ server->smbd_conn->send_credit_target,
+ server->smbd_conn->max_send_size);
+ seq_printf(m, "\nConn max_fragmented_recv_size: %x "
+ "max_fragmented_send_size: %x max_receive_size:%x",
+ server->smbd_conn->max_fragmented_recv_size,
+ server->smbd_conn->max_fragmented_send_size,
+ server->smbd_conn->max_receive_size);
+ seq_printf(m, "\nConn keep_alive_interval: %x "
+ "max_readwrite_size: %x rdma_readwrite_threshold: %x",
+ server->smbd_conn->keep_alive_interval,
+ server->smbd_conn->max_readwrite_size,
+ server->smbd_conn->rdma_readwrite_threshold);
+ seq_printf(m, "\nDebug count_get_receive_buffer: %x "
+ "count_put_receive_buffer: %x count_send_empty: %x",
+ server->smbd_conn->count_get_receive_buffer,
+ server->smbd_conn->count_put_receive_buffer,
+ server->smbd_conn->count_send_empty);
+ seq_printf(m, "\nRead Queue count_reassembly_queue: %x "
+ "count_enqueue_reassembly_queue: %x "
+ "count_dequeue_reassembly_queue: %x "
+ "fragment_reassembly_remaining: %x "
+ "reassembly_data_length: %x "
+ "reassembly_queue_length: %x",
+ server->smbd_conn->count_reassembly_queue,
+ server->smbd_conn->count_enqueue_reassembly_queue,
+ server->smbd_conn->count_dequeue_reassembly_queue,
+ server->smbd_conn->fragment_reassembly_remaining,
+ server->smbd_conn->reassembly_data_length,
+ server->smbd_conn->reassembly_queue_length);
+ seq_printf(m, "\nCurrent Credits send_credits: %x "
+ "receive_credits: %x receive_credit_target: %x",
+ atomic_read(&server->smbd_conn->send_credits),
+ atomic_read(&server->smbd_conn->receive_credits),
+ server->smbd_conn->receive_credit_target);
+ seq_printf(m, "\nPending send_pending: %x send_payload_pending:"
+ " %x smbd_send_pending: %x smbd_recv_pending: %x",
+ atomic_read(&server->smbd_conn->send_pending),
+ atomic_read(&server->smbd_conn->send_payload_pending),
+ server->smbd_conn->smbd_send_pending,
+ server->smbd_conn->smbd_recv_pending);
+ seq_printf(m, "\nReceive buffers count_receive_queue: %x "
+ "count_empty_packet_queue: %x",
+ server->smbd_conn->count_receive_queue,
+ server->smbd_conn->count_empty_packet_queue);
+ seq_printf(m, "\nMR responder_resources: %x "
+ "max_frmr_depth: %x mr_type: %x",
+ server->smbd_conn->responder_resources,
+ server->smbd_conn->max_frmr_depth,
+ server->smbd_conn->mr_type);
+ seq_printf(m, "\nMR mr_ready_count: %x mr_used_count: %x",
+ atomic_read(&server->smbd_conn->mr_ready_count),
+ atomic_read(&server->smbd_conn->mr_used_count));
+skip_rdma:
+#endif
seq_printf(m, "\nNumber of credits: %d", server->credits);
i++;
list_for_each(tmp2, &server->smb_ses_list) {
@@ -176,6 +270,8 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
ses->ses_count, ses->serverOS, ses->serverNOS,
ses->capabilities, ses->status);
}
+ if (server->rdma)
+ seq_printf(m, "RDMA\n\t");
seq_printf(m, "TCP status: %d\n\tLocal Users To "
"Server: %d SecMode: 0x%x Req On Wire: %d",
server->tcpStatus, server->srv_count,
@@ -189,35 +285,19 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
seq_puts(m, "\n\tShares:");
j = 0;
+
+ seq_printf(m, "\n\t%d) IPC: ", j);
+ if (ses->tcon_ipc)
+ cifs_debug_tcon(m, ses->tcon_ipc);
+ else
+ seq_puts(m, "none\n");
+
list_for_each(tmp3, &ses->tcon_list) {
tcon = list_entry(tmp3, struct cifs_tcon,
tcon_list);
++j;
- dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType);
- seq_printf(m, "\n\t%d) %s Mounts: %d ", j,
- tcon->treeName, tcon->tc_count);
- if (tcon->nativeFileSystem) {
- seq_printf(m, "Type: %s ",
- tcon->nativeFileSystem);
- }
- seq_printf(m, "DevInfo: 0x%x Attributes: 0x%x"
- "\n\tPathComponentMax: %d Status: %d",
- le32_to_cpu(tcon->fsDevInfo.DeviceCharacteristics),
- le32_to_cpu(tcon->fsAttrInfo.Attributes),
- le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength),
- tcon->tidStatus);
- if (dev_type == FILE_DEVICE_DISK)
- seq_puts(m, " type: DISK ");
- else if (dev_type == FILE_DEVICE_CD_ROM)
- seq_puts(m, " type: CDROM ");
- else
- seq_printf(m, " type: %d ", dev_type);
- if (server->ops->dump_share_caps)
- server->ops->dump_share_caps(m, tcon);
-
- if (tcon->need_reconnect)
- seq_puts(m, "\tDISCONNECTED ");
- seq_putc(m, '\n');
+ seq_printf(m, "\n\t%d) ", j);
+ cifs_debug_tcon(m, tcon);
}
seq_puts(m, "\n\tMIDs:\n");
@@ -374,6 +454,45 @@ static const struct file_operations cifs_stats_proc_fops = {
};
#endif /* STATS */
+#ifdef CONFIG_CIFS_SMB_DIRECT
+#define PROC_FILE_DEFINE(name) \
+static ssize_t name##_write(struct file *file, const char __user *buffer, \
+ size_t count, loff_t *ppos) \
+{ \
+ int rc; \
+ rc = kstrtoint_from_user(buffer, count, 10, & name); \
+ if (rc) \
+ return rc; \
+ return count; \
+} \
+static int name##_proc_show(struct seq_file *m, void *v) \
+{ \
+ seq_printf(m, "%d\n", name ); \
+ return 0; \
+} \
+static int name##_open(struct inode *inode, struct file *file) \
+{ \
+ return single_open(file, name##_proc_show, NULL); \
+} \
+\
+static const struct file_operations cifs_##name##_proc_fops = { \
+ .open = name##_open, \
+ .read = seq_read, \
+ .llseek = seq_lseek, \
+ .release = single_release, \
+ .write = name##_write, \
+}
+
+PROC_FILE_DEFINE(rdma_readwrite_threshold);
+PROC_FILE_DEFINE(smbd_max_frmr_depth);
+PROC_FILE_DEFINE(smbd_keep_alive_interval);
+PROC_FILE_DEFINE(smbd_max_receive_size);
+PROC_FILE_DEFINE(smbd_max_fragmented_recv_size);
+PROC_FILE_DEFINE(smbd_max_send_size);
+PROC_FILE_DEFINE(smbd_send_credit_target);
+PROC_FILE_DEFINE(smbd_receive_credit_max);
+#endif
+
static struct proc_dir_entry *proc_fs_cifs;
static const struct file_operations cifsFYI_proc_fops;
static const struct file_operations cifs_lookup_cache_proc_fops;
@@ -401,6 +520,24 @@ cifs_proc_init(void)
&cifs_security_flags_proc_fops);
proc_create("LookupCacheEnabled", 0, proc_fs_cifs,
&cifs_lookup_cache_proc_fops);
+#ifdef CONFIG_CIFS_SMB_DIRECT
+ proc_create("rdma_readwrite_threshold", 0, proc_fs_cifs,
+ &cifs_rdma_readwrite_threshold_proc_fops);
+ proc_create("smbd_max_frmr_depth", 0, proc_fs_cifs,
+ &cifs_smbd_max_frmr_depth_proc_fops);
+ proc_create("smbd_keep_alive_interval", 0, proc_fs_cifs,
+ &cifs_smbd_keep_alive_interval_proc_fops);
+ proc_create("smbd_max_receive_size", 0, proc_fs_cifs,
+ &cifs_smbd_max_receive_size_proc_fops);
+ proc_create("smbd_max_fragmented_recv_size", 0, proc_fs_cifs,
+ &cifs_smbd_max_fragmented_recv_size_proc_fops);
+ proc_create("smbd_max_send_size", 0, proc_fs_cifs,
+ &cifs_smbd_max_send_size_proc_fops);
+ proc_create("smbd_send_credit_target", 0, proc_fs_cifs,
+ &cifs_smbd_send_credit_target_proc_fops);
+ proc_create("smbd_receive_credit_max", 0, proc_fs_cifs,
+ &cifs_smbd_receive_credit_max_proc_fops);
+#endif
}
void
@@ -418,6 +555,16 @@ cifs_proc_clean(void)
remove_proc_entry("SecurityFlags", proc_fs_cifs);
remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs);
remove_proc_entry("LookupCacheEnabled", proc_fs_cifs);
+#ifdef CONFIG_CIFS_SMB_DIRECT
+ remove_proc_entry("rdma_readwrite_threshold", proc_fs_cifs);
+ remove_proc_entry("smbd_max_frmr_depth", proc_fs_cifs);
+ remove_proc_entry("smbd_keep_alive_interval", proc_fs_cifs);
+ remove_proc_entry("smbd_max_receive_size", proc_fs_cifs);
+ remove_proc_entry("smbd_max_fragmented_recv_size", proc_fs_cifs);
+ remove_proc_entry("smbd_max_send_size", proc_fs_cifs);
+ remove_proc_entry("smbd_send_credit_target", proc_fs_cifs);
+ remove_proc_entry("smbd_receive_credit_max", proc_fs_cifs);
+#endif
remove_proc_entry("fs/cifs", NULL);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 03:54:41 +0000