probe::nfs.fop.read_iter — NFS client read_iter file operation
nfs.fop.read_iter
cache_timewhen we started read-caching this inode
parent_nameparent dir name
file_namefile name
cache_validcache related bit mask flag
countread bytes
inoinode number
devdevice identifier
attrtimeohow long the cached information is assumed to be valid. We need to revalidate the cached attrs for this inode if jiffies - read_cache_jiffies > attrtimeo.
poscurrent position of file