...be specified in msgflg . The MSG_COPY flag was added for the implementation of the kernel checkpoint-restore facility and is available only if the kernel was built with the CONF…...be specified in msgflg . The MSG_COPY flag was added for the implementation of the kernel checkpoint-restore facility and is available only if the kernel was built with the CONF…...be specified in msgflg . The MSG_COPY flag was added for the implementation of the kernel checkpoint-restore facility and is available only if the kernel was built with the CONF…...re Linux 5.12, this system call is available only if the kernel is configured with CONFIG_CHECKPOINT_RESTORE , since the original purpose of the system call was for the checkpoi…...ken up. The only purpose of this command is to restore the expirations for the purpose of checkpoint/restore. This operation is available only if the kernel was configured with …...ken up. The only purpose of this command is to restore the expirations for the purpose of checkpoint/restore. This operation is available only if the kernel was configured with …...ken up. The only purpose of this command is to restore the expirations for the purpose of checkpoint/restore. This operation is available only if the kernel was configured with …...use of the SIGSEGV signal and mmap (2). It can also be used to implement lazy restore for checkpoint/restore mechanisms, as well as post-copy migration to allow (nearly) uninter…...ther PID is selected. The set_tid feature requires CAP_SYS_ADMIN or (since Linux 5.9) CAP_CHECKPOINT_RESTORE in all owning user namespaces of the target PID namespaces. Callers …...ther PID is selected. The set_tid feature requires CAP_SYS_ADMIN or (since Linux 5.9) CAP_CHECKPOINT_RESTORE in all owning user namespaces of the target PID namespaces. Callers …...ther PID is selected. The set_tid feature requires CAP_SYS_ADMIN or (since Linux 5.9) CAP_CHECKPOINT_RESTORE in all owning user namespaces of the target PID namespaces. Callers …...available if the kernel was configured with both the CONFIG_SECCOMP_FILTER and the CONFIG_CHECKPOINT_RESTORE options. PTRACE_DETACH Restart the stopped tracee as for PTRACE_CONT…