From: Long Li <longli@xxxxxxxxxxxxx>
SMBD tranport defines several debug counters. Add them to common CIFS to export those under /proc.
Signed-off-by: Long Li <longli@xxxxxxxxxxxxx>
---
fs/cifs/cifs_debug.c | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index ba0870d..aed17ee 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -30,6 +30,7 @@
#include "cifsproto.h"
#include "cifs_debug.h"
#include "cifsfs.h"
+#include "cifsrdma.h"
void
cifs_dump_mem(char *label, void *data, int length)
@@ -152,6 +153,28 @@ 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);
+
+ if (!server->rdma_ses)
+ goto skip_rdma;
+
+ //RDMA counters
+ seq_printf(m, "\nrdma receive buffer: count, get, put send_empty: %u %u %u %u",
+ server->rdma_ses->count_receive_buffer,
+ server->rdma_ses->count_get_receive_buffer,
+ server->rdma_ses->count_put_receive_buffer,
+ server->rdma_ses->count_send_empty);
+
+ seq_printf(m, "\nrdma reassembly queue: count, enqueue, dequeue: %u %u %u",
+ server->rdma_ses->count_reassembly_queue,
+ server->rdma_ses->count_enqueue_reassembly_queue,
+ server->rdma_ses->count_dequeue_reassembly_queue);
+
+ seq_printf(m, "\nrdma credits: send receive receive_target: %u %u %u",
+ atomic_read(&server->rdma_ses->send_credits),
+ atomic_read(&server->rdma_ses->receive_credits),
+ atomic_read(&server->rdma_ses->receive_credit_target));
+
+skip_rdma:
seq_printf(m, "\nNumber of credits: %d", server->credits);
i++;
list_for_each(tmp2, &server->smb_ses_list) {
--
2.7.4
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