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| author |   Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-08-12 16:45:55 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-08-22 08:58:22 -0400 |
| commit | 078ea3dfe396b18ccf608c71a9585b6f7e519bb1 (patch) | |
| tree | 81f454091ab2e1847791de35f6fa8447e7e8c982 /fs/nfs/nfs4trace.h | |
| parent | NFSv4: Add tracepoints for debugging file locking (diff) | |
| download | linux-dev-078ea3dfe396b18ccf608c71a9585b6f7e519bb1.tar.xz linux-dev-078ea3dfe396b18ccf608c71a9585b6f7e519bb1.zip | |
NFSv4: Add tracepoints for debugging lookup/create operations
Set up basic tracepoints for debugging NFSv4 lookup, unlink/remove,
symlink, mkdir, mknod, fs_locations and secinfo.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4trace.h')
| -rw-r--r-- | fs/nfs/nfs4trace.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index 3f124dbcd60a..2646a50a8208 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -411,6 +411,56 @@ DEFINE_NFS4_LOCK_EVENT(nfs4_lock_reclaim); DEFINE_NFS4_LOCK_EVENT(nfs4_lock_expired); DEFINE_NFS4_LOCK_EVENT(nfs4_unlock); +DECLARE_EVENT_CLASS(nfs4_lookup_event, + TP_PROTO( + const struct inode *dir, + const struct qstr *name, + int error + ), + + TP_ARGS(dir, name, error), + + TP_STRUCT__entry( + __field(dev_t, dev) + __field(int, error) + __field(u64, dir) + __string(name, name->name) + ), + + TP_fast_assign( + __entry->dev = dir->i_sb->s_dev; + __entry->dir = NFS_FILEID(dir); + __entry->error = error; + __assign_str(name, name->name); + ), + + TP_printk( + "error=%d (%s) name=%02x:%02x:%llu/%s", + __entry->error, + show_nfsv4_errors(__entry->error), + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long long)__entry->dir, + __get_str(name) + ) +); + +#define DEFINE_NFS4_LOOKUP_EVENT(name) \ + DEFINE_EVENT(nfs4_lookup_event, name, \ + TP_PROTO( \ + const struct inode *dir, \ + const struct qstr *name, \ + int error \ + ), \ + TP_ARGS(dir, name, error)) + +DEFINE_NFS4_LOOKUP_EVENT(nfs4_lookup); +DEFINE_NFS4_LOOKUP_EVENT(nfs4_symlink); +DEFINE_NFS4_LOOKUP_EVENT(nfs4_mkdir); +DEFINE_NFS4_LOOKUP_EVENT(nfs4_mknod); +DEFINE_NFS4_LOOKUP_EVENT(nfs4_remove); +DEFINE_NFS4_LOOKUP_EVENT(nfs4_get_fs_locations); +DEFINE_NFS4_LOOKUP_EVENT(nfs4_secinfo); + #endif /* _TRACE_NFS4_H */ #undef TRACE_INCLUDE_PATH |