probe::nfs.aop.writepage
NFS client writing a mapped page to the NFS server
- Provided by: systemtap-doc (Version: 5.0-2ubuntu1)
- Source: systemtap
- Report a bug
SYNOPSIS
nfs.aop.writepage
VALUES
i_flag
file flags
dev
device identifier
i_state
inode state flags
wsize
write size
__page
the address of page
page_index
offset within mapping, can used a page identifier and
position identifier in the page frame
ino
inode number
i_size
file length in bytes
for_reclaim
a flag of writeback_control, indicates if it's invoked
from the page allocator
sb_flag
super block flags
for_kupdate
a flag of writeback_control, indicates if it's a kupdate
writeback
size
number of pages to be written in this execution
DESCRIPTION
The priority of wb is decided by the flags for_reclaim and for_kupdate.