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authorJ. Bruce Fields <bfields@redhat.com>2013-03-08 13:13:08 -0500
committerJ. Bruce Fields <bfields@redhat.com>2013-03-09 12:43:42 -0500
commit190b1ecf257be308f0053c371fa7afa1ba5f4932 (patch)
treeda69e19c64f4f2c2ec2cdaa47f54c9a7b8c942f5
parent3c34ae11fac3b30629581d0bfaf80f58e82cfbfb (diff)
downloadop-kernel-dev-190b1ecf257be308f0053c371fa7afa1ba5f4932.zip
op-kernel-dev-190b1ecf257be308f0053c371fa7afa1ba5f4932.tar.gz
sunrpc: don't attempt to cancel unitialized work
As of dc107402ae06286a9ed33c32daf3f35514a7cb8d "SUNRPC: make AF_LOCAL connect synchronous", we no longer initialize connect_worker in the AF_LOCAL case, resulting in warnings like: WARNING: at lib/debugobjects.c:261 debug_print_object+0x8c/0xb0() Hardware name: Bochs ODEBUG: assert_init not available (active state 0) object type: timer_list hint: stub_timer+0x0/0x20 Modules linked in: iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfsd auth_rpcgss nfs_acl lockd sunrpc Pid: 4816, comm: nfsd Tainted: G W 3.8.0-rc2-00049-gdc10740 #801 Call Trace: [<ffffffff8156ec00>] ? free_obj_work+0x60/0xa0 [<ffffffff81046aaf>] warn_slowpath_common+0x7f/0xc0 [<ffffffff81046ba6>] warn_slowpath_fmt+0x46/0x50 [<ffffffff8156eccc>] debug_print_object+0x8c/0xb0 [<ffffffff81055030>] ? timer_debug_hint+0x10/0x10 [<ffffffff8156f7e3>] debug_object_assert_init+0xe3/0x120 [<ffffffff81057ebb>] del_timer+0x2b/0x80 [<ffffffff8109c4e6>] ? mark_held_locks+0x86/0x110 [<ffffffff81065a29>] try_to_grab_pending+0xd9/0x150 [<ffffffff81065b57>] __cancel_work_timer+0x27/0xc0 [<ffffffff81065c03>] cancel_delayed_work_sync+0x13/0x20 [<ffffffffa0007067>] xs_destroy+0x27/0x80 [sunrpc] [<ffffffffa00040d8>] xprt_destroy+0x78/0xa0 [sunrpc] [<ffffffffa0006241>] xprt_put+0x21/0x30 [sunrpc] [<ffffffffa00030cf>] rpc_free_client+0x10f/0x1a0 [sunrpc] [<ffffffffa0002ff3>] ? rpc_free_client+0x33/0x1a0 [sunrpc] [<ffffffffa0002f7e>] rpc_release_client+0x6e/0xb0 [sunrpc] [<ffffffffa000325d>] rpc_shutdown_client+0xfd/0x1b0 [sunrpc] [<ffffffffa0017196>] rpcb_put_local+0x106/0x130 [sunrpc] ... Acked-by: "Myklebust, Trond" <Trond.Myklebust@netapp.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
-rw-r--r--net/sunrpc/xprtsock.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index c1d8476..3d02130 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -849,6 +849,14 @@ static void xs_tcp_close(struct rpc_xprt *xprt)
xs_tcp_shutdown(xprt);
}
+static void xs_local_destroy(struct rpc_xprt *xprt)
+{
+ xs_close(xprt);
+ xs_free_peer_addresses(xprt);
+ xprt_free(xprt);
+ module_put(THIS_MODULE);
+}
+
/**
* xs_destroy - prepare to shutdown a transport
* @xprt: doomed transport
@@ -862,10 +870,7 @@ static void xs_destroy(struct rpc_xprt *xprt)
cancel_delayed_work_sync(&transport->connect_worker);
- xs_close(xprt);
- xs_free_peer_addresses(xprt);
- xprt_free(xprt);
- module_put(THIS_MODULE);
+ xs_local_destroy(xprt);
}
static inline struct rpc_xprt *xprt_from_sock(struct sock *sk)
@@ -2482,7 +2487,7 @@ static struct rpc_xprt_ops xs_local_ops = {
.send_request = xs_local_send_request,
.set_retrans_timeout = xprt_set_retrans_timeout_def,
.close = xs_close,
- .destroy = xs_destroy,
+ .destroy = xs_local_destroy,
.print_stats = xs_local_print_stats,
};
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