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author | David Howells <dhowells@redhat.com> | 2018-05-11 22:59:42 +0100 |
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committer | David Howells <dhowells@redhat.com> | 2018-05-14 15:15:18 +0100 |
commit | 3709a399c15e4273d9a94b123374f12e5664318c (patch) | |
tree | 811f6e966e3dae7af50359f9c890c40b19ed30b0 /fs/afs | |
parent | 001ab5a67ee5d191c64aebf4b4ef8c7a0dcfd2bc (diff) | |
download | linux-stable-3709a399c15e4273d9a94b123374f12e5664318c.tar.gz linux-stable-3709a399c15e4273d9a94b123374f12e5664318c.tar.bz2 linux-stable-3709a399c15e4273d9a94b123374f12e5664318c.zip |
afs: Add a tracepoint to record callbacks from unlisted servers
Add a tracepoint to record callbacks from servers for which we don't have a
record.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs')
-rw-r--r-- | fs/afs/cmservice.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c index bcd13397bd59..9f13375f49b8 100644 --- a/fs/afs/cmservice.c +++ b/fs/afs/cmservice.c @@ -287,8 +287,10 @@ static int afs_deliver_cb_callback(struct afs_call *call) * vnodes to operate upon */ rxrpc_kernel_get_peer(call->net->socket, call->rxcall, &srx); server = afs_find_server(call->net, &srx); - if (!server) + if (!server) { + trace_afs_cm_no_server(call, &srx); return -ENOTCONN; + } call->cm_server = server; return afs_queue_call_work(call); @@ -329,8 +331,10 @@ static int afs_deliver_cb_init_call_back_state(struct afs_call *call) /* we'll need the file server record as that tells us which set of * vnodes to operate upon */ server = afs_find_server(call->net, &srx); - if (!server) + if (!server) { + trace_afs_cm_no_server(call, &srx); return -ENOTCONN; + } call->cm_server = server; return afs_queue_call_work(call); @@ -400,8 +404,10 @@ static int afs_deliver_cb_init_call_back_state3(struct afs_call *call) rcu_read_lock(); server = afs_find_server_by_uuid(call->net, call->request); rcu_read_unlock(); - if (!server) + if (!server) { + trace_afs_cm_no_server_u(call, call->request); return -ENOTCONN; + } call->cm_server = server; return afs_queue_call_work(call); |