Function report |
Source Code:kernel\trace\ring_buffer.c |
Create Date:2022-07-28 11:55:16 |
| Last Modify:2020-03-17 19:30:04 | Copyright©Brick |
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| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:rb_reader_unlock
Proto:static inline void rb_reader_unlock(struct ring_buffer_per_cpu *cpu_buffer, bool locked)
Type:void
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct ring_buffer_per_cpu * | cpu_buffer | |
| bool | locked |
| 4064 | If Value is more likely to compile time(locked) Then raw_spin_unlock( & serialize readers ) |
| 4066 | Return |
| Name | Describe |
|---|---|
| ring_buffer_peek | g_buffer_peek - peek at the next event to be read*@buffer: The ring buffer to read*@cpu: The cpu to peak at*@ts: The timestamp counter of this event |
| ring_buffer_consume | g_buffer_consume - return an event and consume it*@buffer: The ring buffer to get the next event from*@cpu: the cpu to read the buffer from*@ts: a variable to store the timestamp (may be NULL)*@lost_events: a variable to store if events were lost (may be |
| ring_buffer_empty | d_buffer_empty - is the ring buffer empty?*@buffer: The ring buffer to test |
| ring_buffer_empty_cpu | g_buffer_empty_cpu - is a cpu buffer of a ring buffer empty?*@buffer: The ring buffer*@cpu: The CPU buffer to test |
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