[v3,2/8] sunrpc: introduce svc_rqst->rq_bc_net

Commit Message

Vasily Averin Dec. 21, 2018, 5:32 p.m. UTC

svc_rqst->rq_bc_net points to net namespace used during
backchannel's request processing

Signed-off-by: Vasily Averin <[e-mail]>
---
 include/linux/sunrpc/svc.h | 4 +++-
 net/sunrpc/svc.c           | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

Patch

diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 73e130a840ce..23e33f8f0507 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -295,10 +295,12 @@  struct svc_rqst {
 	struct svc_cacherep *	rq_cacherep;	/* cache info */
 	struct task_struct	*rq_task;	/* service thread */
 	spinlock_t		rq_lock;	/* per-request lock */
+	struct net *		rq_bc_net;	/* pointer to backchannel's
+						 * net namespace
+						 */
 };
 
 #define SVC_NET(svc_rqst)	(svc_rqst->rq_xprt->xpt_net)
-
 /*
  * Rigorous type checking on sockaddr type conversions
  */
diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index d13e05f1a990..94a2a85c078b 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -1463,6 +1463,7 @@  bc_svc_process(struct svc_serv *serv, struct rpc_rqst *req,
 	rqstp->rq_xid = req->rq_xid;
 	rqstp->rq_prot = req->rq_xprt->prot;
 	rqstp->rq_server = serv;
+	rqstp->rq_bc_net = req->rq_xprt->xprt_net;
 
 	rqstp->rq_addrlen = sizeof(req->rq_xprt->addr);
 	memcpy(&rqstp->rq_addr, &req->rq_xprt->addr, rqstp->rq_addrlen);