---
name: "probe::nfs.fop.mmap"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/probe::nfs.fop.mmap"
---

# probe::nfs.fop.mmap(3stap)

NFS client mmap operation

## NAME

probe::nfs.fop.mmap - NFS client mmap operation

## SYNOPSIS

```
nfs.fop.mmap
```

## VALUES

*cache\_time*

when we started read-caching this inode

*vm\_start*

start address within vm\_mm

*file\_name*

file name

*cache\_valid*

cache related bit mask flag

*dev*

device identifier

*vm\_flag*

vm flags

*parent\_name*

parent dir name

*ino*

inode number

*buf*

the address of buf in user space

*attrtimeo*

how 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.

*vm\_end*

the first byte after end address within vm\_mm

## SEE ALSO0

[*tapset::nfs*(3stap)](/tapset::nfs/3stap.md)