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authorTrond Myklebust <Trond.Myklebust@netapp.com>2013-08-21 10:53:09 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2013-08-22 08:58:18 -0400
commit8b0ad3d489cb107804bd8c78695532794eec73d5 (patch)
tree8effbc44356b30d38f6a267838d90bc639e9ff94 /fs/nfs/nfstrace.h
parent6e0d0be715fe041fc7121b0b44cde3015d1cc846 (diff)
NFS: Add tracepoints for debugging generic file create events
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfstrace.h')
-rw-r--r--fs/nfs/nfstrace.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h
index fba194b70027..2963a050ceff 100644
--- a/fs/nfs/nfstrace.h
+++ b/fs/nfs/nfstrace.h
@@ -352,6 +352,76 @@ TRACE_EVENT(nfs_atomic_open_exit,
)
);
+TRACE_EVENT(nfs_create_enter,
+ TP_PROTO(
+ const struct inode *dir,
+ const struct dentry *dentry,
+ unsigned int flags
+ ),
+
+ TP_ARGS(dir, dentry, flags),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, flags)
+ __field(dev_t, dev)
+ __field(u64, dir)
+ __string(name, dentry->d_name.name)
+ ),
+
+ TP_fast_assign(
+ __entry->dev = dir->i_sb->s_dev;
+ __entry->dir = NFS_FILEID(dir);
+ __entry->flags = flags;
+ __assign_str(name, dentry->d_name.name);
+ ),
+
+ TP_printk(
+ "flags=%u (%s) name=%02x:%02x:%llu/%s",
+ __entry->flags,
+ show_open_flags(__entry->flags),
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long long)__entry->dir,
+ __get_str(name)
+ )
+);
+
+TRACE_EVENT(nfs_create_exit,
+ TP_PROTO(
+ const struct inode *dir,
+ const struct dentry *dentry,
+ unsigned int flags,
+ int error
+ ),
+
+ TP_ARGS(dir, dentry, flags, error),
+
+ TP_STRUCT__entry(
+ __field(int, error)
+ __field(unsigned int, flags)
+ __field(dev_t, dev)
+ __field(u64, dir)
+ __string(name, dentry->d_name.name)
+ ),
+
+ TP_fast_assign(
+ __entry->error = error;
+ __entry->dev = dir->i_sb->s_dev;
+ __entry->dir = NFS_FILEID(dir);
+ __entry->flags = flags;
+ __assign_str(name, dentry->d_name.name);
+ ),
+
+ TP_printk(
+ "error=%d flags=%u (%s) name=%02x:%02x:%llu/%s",
+ __entry->error,
+ __entry->flags,
+ show_open_flags(__entry->flags),
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long long)__entry->dir,
+ __get_str(name)
+ )
+);
+
#endif /* _TRACE_NFS_H */
#undef TRACE_INCLUDE_PATH