kexec_file_load, int kernel_fd , int initrd_fd , unsigned long cmdline_len , const char ... file descriptor kernel_fd , and the initrd (initial RAM disk) to be loaded from filekexec_file_load, int kernel_fd , int initrd_fd , unsigned long cmdline_len , const char ... file descriptor kernel_fd , and the initrd (initial RAM disk) to be loaded from filemounts a temporary root filesystem (e.g., an initrd (4)), then mounts the real root filesystem ... chroot (2), mount (2), stat (2), initrd (4), mount_namespaces (7), pivot_root (8)…