Function report |
Source Code:lib\percpu-refcount.c |
Create Date:2022-07-28 06:24:50 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:percpu_ref_switch_to_atomic - switch a percpu_ref to atomic mode*@ref: percpu_ref to switch to atomic mode*@confirm_switch: optional confirmation callback* There's no reason to use this function for the usual reference counting.
Proto:void percpu_ref_switch_to_atomic(struct percpu_ref *ref, percpu_ref_func_t *confirm_switch)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct percpu_ref * | ref | |
percpu_ref_func_t * | confirm_switch |
266 | spin_lock_irqsave( & percpu_ref_switch_lock, flags) |
268 | force_atomic = true |
Name | Describe |
---|---|
percpu_ref_switch_to_atomic_sync | percpu_ref_switch_to_atomic_sync - switch a percpu_ref to atomic mode*@ref: percpu_ref to switch to atomic mode* Schedule switching the ref to atomic mode, and wait for the* switch to complete. Caller must ensure that no other thread |
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