Lines Matching refs:grace

40 -	Anything that prevents RCU's grace-period kthreads from running.
51 	in which case the next RCU grace period can never complete, which
60 	RCU grace periods from ever completing.  Either way, the
107 RCU only detects CPU stalls when there is a grace period in progress.
108 No grace period, no CPU stall warnings.
127 CPU stall detector, which detects conditions that unduly delay RCU grace
137 	that RCU will wait from the beginning of a grace period until it
184 	task stalling the current RCU-tasks grace period.
207 the RCU core for the past three grace periods.  In contrast, CPU 16's "(0
209 interrupts during the current stalled grace period.
222 last noted the beginning of a grace period, which might be the current
223 (stalled) grace period, or it might be some earlier grace period (for
233 detection passes that the grace-period kthread has made across this
234 CPU since the last time that this CPU noted the beginning of a grace
238 case, CPU 32), how many jiffies have elapsed since the start of the grace
239 period (in this case 2603), the grace-period sequence number (7075), and
254 If the grace period ends just as the stall warning starts printing,
262 on how the stall warning and the grace-period initialization happen to
268 grace period has nevertheless failed to end, the stall-warning splat
274 since the grace-period kthread ran.  The "jiffies_till_next_fqs"
280 If the relevant grace-period kthread has been unable to run prior to
286 Starving the grace-period kthreads of CPU time can of course result
289 grace-period sequence number, the "f" precedes the ->gp_flags command
290 to the grace-period kthread, the "RCU_GP_WAIT_FQS" indicates that the
292 task_struct ->state field, and the "cpu" indicates that the grace-period
309 If an expedited grace period detects a stall, it will place a message
317 that the CPU was online at the beginning of the expedited grace period
321 indicates that the expedited grace period has been going on for 21,119
323 grace-period sequence counter is 73.  The fact that this last value is
324 odd indicates that an expedited grace period is in flight.  The number
327 current expedited grace period.  If the tree had more than one level,
331 As with normal grace periods, PREEMPT_RCU builds can be stalled by
336 expedited grace periods at about the same time during the same run.