Commit c1830a63 authored by Olga Kornievskaia's avatar Olga Kornievskaia Committed by Trond Myklebust
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SUNRPC for TCP display xprt's source port in sysfs xprt_info 



Using TCP connection's source port it is useful to match connections
seen on the network traces to the xprts used by the linux nfs client.

Signed-off-by: default avatarOlga Kornievskaia <kolga@netapp.com>
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
parent a8482488

net/sunrpc/sysfs.c

+8 −4
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 
#include <linux/sunrpc/clnt.h>

#include <linux/kobject.h>

#include <linux/sunrpc/addr.h>

#include <linux/sunrpc/xprtsock.h>



#include "sysfs.h"
@@ -103,10 +104,13 @@ static ssize_t rpc_sysfs_xprt_info_show(struct kobject *kobj, 
	ret = sprintf(buf, "last_used=%lu\ncur_cong=%lu\ncong_win=%lu\n"

		       "max_num_slots=%u\nmin_num_slots=%u\nnum_reqs=%u\n"

		       "binding_q_len=%u\nsending_q_len=%u\npending_q_len=%u\n"

		       "backlog_q_len=%u\nmain_xprt=%d\n", xprt->last_used,

		       xprt->cong, xprt->cwnd, xprt->max_reqs, xprt->min_reqs,

		       xprt->num_reqs, xprt->binding.qlen, xprt->sending.qlen,

		       xprt->pending.qlen, xprt->backlog.qlen, xprt->main);

		       "backlog_q_len=%u\nmain_xprt=%d\nsrc_port=%u\n",

		       xprt->last_used, xprt->cong, xprt->cwnd, xprt->max_reqs,

		       xprt->min_reqs, xprt->num_reqs, xprt->binding.qlen,

		       xprt->sending.qlen, xprt->pending.qlen,

		       xprt->backlog.qlen, xprt->main,

		       (xprt->xprt_class->ident == XPRT_TRANSPORT_TCP) ?

		       get_srcport(xprt) : 0);

	xprt_put(xprt);

	return ret + 1;

}