Function report |
Source Code:kernel\rcu\srcutree.c |
Create Date:2022-07-28 10:18:51 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Enqueue an SRCU callback on the srcu_data structure associated with* the current CPU and the specified srcu_struct structure, initiating* grace-period processing if it is not already running
Proto:static void __call_srcu(struct srcu_struct *ssp, struct callback_head *rhp, rcu_callback_t func, bool do_norm)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct srcu_struct * | ssp | |
struct callback_head * | rhp | |
rcu_callback_t | func | |
bool | do_norm |
840 | bool needexp = false |
841 | bool needgp = false |
849 | WARN_ONCE(1, "call_srcu(): Leaked duplicate callback\n") |
850 | Return |
854 | local_irq_save(flags) |
855 | sdp = this_cpu_ptr(sda) |
857 | rcu_segcblist_enqueue( & srcu_cblist, rhp, false) |
862 | If ULONG_CMP_LT(srcu_gp_seq_needed, s) Then |
863 | srcu_gp_seq_needed = s |
864 | needgp = true |
866 | If Not do_norm && ULONG_CMP_LT(srcu_gp_seq_needed_exp, s) Then |
867 | srcu_gp_seq_needed_exp = s |
868 | needexp = true |
Name | Describe |
---|---|
call_srcu | all_srcu() - Queue a callback for invocation after an SRCU grace period*@ssp: srcu_struct in queue the callback*@rhp: structure to be used for queueing the SRCU callback |
__synchronize_srcu | Helper function for synchronize_srcu() and synchronize_srcu_expedited(). |
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