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CONFIG_CROSS_MEMORY_ATTACH: Enable process_vm_readv/writev syscalls

General informations

The Linux kernel configuration item CONFIG_CROSS_MEMORY_ATTACH has multiple definitions:

Cross Memory Support found in mm/Kconfig

The configuration item CONFIG_CROSS_MEMORY_ATTACH:

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.

Enable process_vm_readv/writev syscalls found in init/Kconfig

The configuration item CONFIG_CROSS_MEMORY_ATTACH:

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.

Hardware

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