CONFIG_CROSS_MEMORY_ATTACH: Enable process_vm_readv/writev syscalls

General informations

The Linux kernel configuration item CONFIG_CROSS_MEMORY_ATTACH has multiple definitions:

Enable process_vm_readv/writev syscalls found in init/Kconfig

The configuration item CONFIG_CROSS_MEMORY_ATTACH:

• prompt: Enable process_vm_readv/writev syscalls
• type: bool
• depends on: CONFIG_MMU
• defined in init/Kconfig
• found in Linux kernels: 3.16–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Enabling this option adds the system calls process_vm_readv and process_vm_writev which allow a process with the correct privileges to directly read from or write to another process' address space. See the man page for more details.

Cross Memory Support found in mm/Kconfig

The configuration item CONFIG_CROSS_MEMORY_ATTACH:

• prompt: Cross Memory Support
• type: bool
• depends on: CONFIG_MMU
• defined in mm/Kconfig
• found in Linux kernels: 3.5–3.15

Help text

Enabling this option adds the system calls process_vm_readv and process_vm_writev which allow a process with the correct privileges to directly read from or write to to another process's address space. See the man page for more details.

Hardware

LKDDb

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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