probe::vm.write_shared_copy.3stap - Man Page

Page copy for shared page write

Synopsis

vm.write_shared_copy

Values

name

Name of the probe point

address

The address of the shared write

zero

boolean indicating whether it is a zero page (can do a clear instead of a copy)

Context

The process attempting the write.

Description

Fires when a write to a shared page requires a page copy. This is always preceded by a vm.write_shared.

See Also0

tapset::memory(3stap)

Info

November 2020 SystemTap Tapset Reference Memory Tapset