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| author | Olga Kornievskaia <kolga@netapp.com> | 2021-11-04 17:57:12 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2021-11-05 02:43:30 +0300 |
| commit | 8db744ce45ee31d26bd2776070f31121b009f27e (patch) | |
| tree | 114271e66143c70616403f0ef114ced4c91d3a25 /fs | |
| parent | 2a65ca8b5850914e2ca67a0b8b8140bf7297353a (diff) | |
| download | linux-8db744ce45ee31d26bd2776070f31121b009f27e.tar.xz | |
NFSv4.2 add tracepoint to CB_OFFLOAD
Add a tracepoint to the CB_OFFLOAD operation.
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/callback_proc.c | 3 | ||||
| -rw-r--r-- | fs/nfs/nfs4trace.h | 44 |
2 files changed, 47 insertions, 0 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index ed9d580826f5..09c5b1cb3e07 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -739,6 +739,9 @@ out: kfree(copy); spin_unlock(&cps->clp->cl_lock); + trace_nfs4_cb_offload(&args->coa_fh, &args->coa_stateid, + args->wr_count, args->error, + args->wr_writeverf.committed); return 0; } #endif /* CONFIG_NFS_V4_2 */ diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index af7e59aa9265..f971e38a6e3a 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -200,6 +200,50 @@ TRACE_EVENT(nfs4_cb_seqid_err, ) ); +TRACE_EVENT(nfs4_cb_offload, + TP_PROTO( + const struct nfs_fh *cb_fh, + const nfs4_stateid *cb_stateid, + uint64_t cb_count, + int cb_error, + int cb_how_stable + ), + + TP_ARGS(cb_fh, cb_stateid, cb_count, cb_error, + cb_how_stable), + + TP_STRUCT__entry( + __field(unsigned long, error) + __field(u32, fhandle) + __field(loff_t, cb_count) + __field(int, cb_how) + __field(int, cb_stateid_seq) + __field(u32, cb_stateid_hash) + ), + + TP_fast_assign( + __entry->error = cb_error < 0 ? -cb_error : 0; + __entry->fhandle = nfs_fhandle_hash(cb_fh); + __entry->cb_stateid_seq = + be32_to_cpu(cb_stateid->seqid); + __entry->cb_stateid_hash = + nfs_stateid_hash(cb_stateid); + __entry->cb_count = cb_count; + __entry->cb_how = cb_how_stable; + ), + + TP_printk( + "error=%ld (%s) fhandle=0x%08x cb_stateid=%d:0x%08x " + "cb_count=%llu cb_how=%s", + -__entry->error, + show_nfs4_status(__entry->error), + __entry->fhandle, + __entry->cb_stateid_seq, __entry->cb_stateid_hash, + __entry->cb_count, + show_nfs_stable_how(__entry->cb_how) + ) +); + #endif /* CONFIG_NFS_V4_1 */ TRACE_EVENT(nfs4_setup_sequence, |