value is a kernel configuration option ( CONFIG_LOG_BUF_SHIFT , default value dependent ... defined by the kernel configuration option CONFIG_DEFAULT_MESSAGE_LOGLEVEL , which defau…kernel. (The kernel configuration option CONFIG_NR_CPUS defines the range of the set supportedkernel. (The kernel configuration option CONFIG_NR_CPUS defines the range of the set supportedkernel. (The kernel configuration option CONFIG_NR_CPUS defines the range of the set supportedkernel. (The kernel configuration option CONFIG_NR_CPUS defines the range of the set supportedkernel was configured with the CONFIG_MMAP_ALLOW_UNINITIALIZED option. Because of the security implications