probe::vm.write_shared_copy
Page copy for shared page write
- Provided by: systemtap-doc (Version: 2.3-1ubuntu1.4)
- Source: systemtap
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SYNOPSIS
vm.write_shared_copy
VALUES
zero
boolean indicating whether it is a zero page (can do a
clear instead of a copy)
name
Name of the probe point
address
The address of the shared write
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.