NFSv4: Improve read/write/commit tracing

Ensure we always return the number of bytes read/written. Also display
the pnfs filehandle if it is in use.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Trond Myklebust 2020-01-06 15:25:05 -05:00 • committed by Anna Schumaker
commit 25925b00a9