18c2ecf20Sopenharmony_ciWhat: /sys/devices/system/cpu/dscr_default 28c2ecf20Sopenharmony_ciDate: 13-May-2014 38c2ecf20Sopenharmony_ciKernelVersion: v3.15.0 48c2ecf20Sopenharmony_ciContact: 58c2ecf20Sopenharmony_ciDescription: Writes are equivalent to writing to 68c2ecf20Sopenharmony_ci /sys/devices/system/cpu/cpuN/dscr on all CPUs. 78c2ecf20Sopenharmony_ci Reads return the last written value or 0. 88c2ecf20Sopenharmony_ci This value is not a global default: it is a way to set 98c2ecf20Sopenharmony_ci all per-CPU defaults at the same time. 108c2ecf20Sopenharmony_ciValues: 64 bit unsigned integer (bit field) 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ciWhat: /sys/devices/system/cpu/cpu[0-9]+/dscr 138c2ecf20Sopenharmony_ciDate: 13-May-2014 148c2ecf20Sopenharmony_ciKernelVersion: v3.15.0 158c2ecf20Sopenharmony_ciContact: 168c2ecf20Sopenharmony_ciDescription: Default value for the Data Stream Control Register (DSCR) on 178c2ecf20Sopenharmony_ci a CPU. 188c2ecf20Sopenharmony_ci This default value is used when the kernel is executing and 198c2ecf20Sopenharmony_ci for any process that has not set the DSCR itself. 208c2ecf20Sopenharmony_ci If a process ever sets the DSCR (via direct access to the 218c2ecf20Sopenharmony_ci SPR) that value will be persisted for that process and used 228c2ecf20Sopenharmony_ci on any CPU where it executes (overriding the value described 238c2ecf20Sopenharmony_ci here). 248c2ecf20Sopenharmony_ci If set by a process it will be inherited by child processes. 258c2ecf20Sopenharmony_ciValues: 64 bit unsigned integer (bit field) 26