pNFS/files: filelayout_write_done_cb must call nfs_writeback_update_inode()

All write callbacks are required to call nfs_writeback_update_inode() upon
success to ensure that file size changes are recorded, and the attribute
cache is invalidated.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
1 file changed