Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::nfs.aop.readpage - NFS client synchronously reading a page
SYNOPSIS
nfs.aop.readpage
VALUES
file file argument ino inode number i_size file length in bytes rsize read size (in bytes) page_index offset within mapping, can used a page identifier and position identifier in the page frame i_flag file flags sb_flag super block flags dev device identifier size number of pages to be read in this execution __page the address of page
DESCRIPTION
Read the page over, only fires when a previous async read operation failed
SEE ALSO
tapset::nfs(3stap)