From 6cdef8a6ee748ec522aabee049633b16b4115f73 Mon Sep 17 00:00:00 2001 From: Eric Dumazet <edumazet@google.com> Date: Thu, 27 Jan 2022 12:09:35 -0800 Subject: SUNRPC: add netns refcount tracker to struct svc_xprt struct svc_xprt holds a long lived reference to a netns, it is worth tracking it. Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net> --- net/sunrpc/svc_xprt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'net/sunrpc') diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index b21ad7994147..db878e833b67 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -162,7 +162,7 @@ static void svc_xprt_free(struct kref *kref) if (test_bit(XPT_CACHE_AUTH, &xprt->xpt_flags)) svcauth_unix_info_release(xprt); put_cred(xprt->xpt_cred); - put_net(xprt->xpt_net); + put_net_track(xprt->xpt_net, &xprt->ns_tracker); /* See comment on corresponding get in xs_setup_bc_tcp(): */ if (xprt->xpt_bc_xprt) xprt_put(xprt->xpt_bc_xprt); @@ -198,7 +198,7 @@ void svc_xprt_init(struct net *net, struct svc_xprt_class *xcl, mutex_init(&xprt->xpt_mutex); spin_lock_init(&xprt->xpt_lock); set_bit(XPT_BUSY, &xprt->xpt_flags); - xprt->xpt_net = get_net(net); + xprt->xpt_net = get_net_track(net, &xprt->ns_tracker, GFP_ATOMIC); strcpy(xprt->xpt_remotebuf, "uninitialized"); } EXPORT_SYMBOL_GPL(svc_xprt_init); -- cgit v1.2.3