tools/testing/radix-tree/linux/cpu.h

   1
   2 #define hotcpu_notifier(a, b)
   3
   4 #define CPU_ONLINE              0x0002 /* CPU (unsigned)v is up */
   5 #define CPU_UP_PREPARE          0x0003 /* CPU (unsigned)v coming up */
   6 #define CPU_UP_CANCELED         0x0004 /* CPU (unsigned)v NOT coming up */
   7 #define CPU_DOWN_PREPARE        0x0005 /* CPU (unsigned)v going down */
   8 #define CPU_DOWN_FAILED         0x0006 /* CPU (unsigned)v NOT going down */
   9 #define CPU_DEAD                0x0007 /* CPU (unsigned)v dead */
  10 #define CPU_DYING               0x0008 /* CPU (unsigned)v not running any task,
  11                                         * not handling interrupts, soon dead.
  12                                         * Called on the dying cpu, interrupts
  13                                         * are already disabled. Must not
  14                                         * sleep, must not fail */
  15 #define CPU_POST_DEAD           0x0009 /* CPU (unsigned)v dead, cpu_hotplug
  16                                         * lock is dropped */
  17 #define CPU_STARTING            0x000A /* CPU (unsigned)v soon running.
  18                                         * Called on the new cpu, just before
  19                                         * enabling interrupts. Must not sleep,
  20                                         * must not fail */
  21 #define CPU_DYING_IDLE          0x000B /* CPU (unsigned)v dying, reached
  22                                         * idle loop. */
  23 #define CPU_BROKEN              0x000C /* CPU (unsigned)v did not die properly,
  24                                         * perhaps due to preemption. */
  25 #define CPU_TASKS_FROZEN        0x0010
  26
  27 #define CPU_ONLINE_FROZEN       (CPU_ONLINE | CPU_TASKS_FROZEN)
  28 #define CPU_UP_PREPARE_FROZEN   (CPU_UP_PREPARE | CPU_TASKS_FROZEN)
  29 #define CPU_UP_CANCELED_FROZEN  (CPU_UP_CANCELED | CPU_TASKS_FROZEN)
  30 #define CPU_DOWN_PREPARE_FROZEN (CPU_DOWN_PREPARE | CPU_TASKS_FROZEN)
  31 #define CPU_DOWN_FAILED_FROZEN  (CPU_DOWN_FAILED | CPU_TASKS_FROZEN)
  32 #define CPU_DEAD_FROZEN         (CPU_DEAD | CPU_TASKS_FROZEN)
  33 #define CPU_DYING_FROZEN        (CPU_DYING | CPU_TASKS_FROZEN)
  34 #define CPU_STARTING_FROZEN     (CPU_STARTING | CPU_TASKS_FROZEN)