probe::nfsd.read — NFS server reading data from a file for client
nfsd.read
fileargument file, indicates if the file has been opened.
countread bytes
sizeread bytes
vlenread blocks
client_ipthe ip address of client
vecstruct kvec, includes buf address in kernel address and length of each buffer
fhfile handle (the first part is the length of the file handle)
offsetthe offset of file