Function report |
Source Code:kernel\rcu\tree_stall.h |
Create Date:2022-07-28 10:27:45 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:Complain about starvation of grace-period kthread.
Proto:static void rcu_check_gp_kthread_starvation(void)
Type:void
Parameter:Nothing
335 | gpk = Task for grace periods. |
338 | j = jiffies - READ_ONCE(Time of last GP kthread ) |
340 | pr_err("%s kthread starved for %ld jiffies! g%ld f%#x %s(%d) ->state=%#lx ->cpu=%d\n", Name of structure. , j, (long)Return the current value the update side's sequence number, no ordering. , READ_ONCE(Commands for GP task. ), Convert a ->gp_state value to a character string., GP kthread sleep state. , gpk ? run state : ~0, gpk ? task_cpu(gpk) : - 1) |
346 | If gpk Then |
347 | pr_err("RCU grace-period kthread stack dump:\n") |
348 | sched_show_task(gpk) |
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