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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2017-11-06 15:28:02 -0500 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2017-11-17 16:43:45 -0500 |
| commit | ad9e02dc026b75069f6a336e0daf2d54925967b6 (patch) | |
| tree | 1aa04eab503439d34d57df69abdc5e5817b08b57 /fs | |
| parent | c9399f21c215453b414702758b8c4b7d66605eac (diff) | |
| download | linux-ad9e02dc026b75069f6a336e0daf2d54925967b6.tar.bz2 | |
NFSv4: Add a tracepoint to document open stateid updates
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/nfs4proc.c | 3 | ||||
| -rw-r--r-- | fs/nfs/nfs4trace.h | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index cec4bcba65e8..aa8ea518ec6f 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -1481,6 +1481,7 @@ static void nfs_clear_open_stateid_locked(struct nfs4_state *state, if (test_bit(NFS_DELEGATED_STATE, &state->flags) == 0) nfs4_stateid_copy(&state->stateid, stateid); nfs4_stateid_copy(&state->open_stateid, stateid); + trace_nfs4_open_stateid_update(state->inode, stateid, 0); out: nfs_state_log_update_open_stateid(state); } @@ -1524,6 +1525,7 @@ static void nfs_set_open_stateid_locked(struct nfs4_state *state, write_sequnlock(&state->seqlock); spin_unlock(&state->owner->so_lock); rcu_read_unlock(); + trace_nfs4_open_stateid_update_wait(state->inode, stateid, 0); if (!signal_pending(current)) { if (schedule_timeout(5*HZ) == 0) status = -EAGAIN; @@ -1545,6 +1547,7 @@ static void nfs_set_open_stateid_locked(struct nfs4_state *state, if (test_bit(NFS_DELEGATED_STATE, &state->flags) == 0) nfs4_stateid_copy(&state->stateid, stateid); nfs4_stateid_copy(&state->open_stateid, stateid); + trace_nfs4_open_stateid_update(state->inode, stateid, status); nfs_state_log_update_open_stateid(state); } diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index 7a5588c25f70..06ac7156c44b 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -1061,6 +1061,8 @@ DECLARE_EVENT_CLASS(nfs4_inode_stateid_event, DEFINE_NFS4_INODE_STATEID_EVENT(nfs4_setattr); DEFINE_NFS4_INODE_STATEID_EVENT(nfs4_delegreturn); +DEFINE_NFS4_INODE_STATEID_EVENT(nfs4_open_stateid_update); +DEFINE_NFS4_INODE_STATEID_EVENT(nfs4_open_stateid_update_wait); DECLARE_EVENT_CLASS(nfs4_getattr_event, TP_PROTO( |