Function report |
Source Code:kernel\trace\ring_buffer.c |
Create Date:2022-07-28 11:54:41 |
Last Modify:2020-03-17 19:30:04 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:g_buffer_commit_discard - discard an event that has not been committed*@buffer: the ring buffer*@event: non committed event to discard* Sometimes an event that is in the ring buffer needs to be ignored
Proto:void ring_buffer_discard_commit(struct ring_buffer *buffer, struct ring_buffer_event *event)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct ring_buffer * | buffer | |
struct ring_buffer_event * | event |
3072 | rb_event_discard(event) |
3074 | cpu = smp_processor_id() |
3075 | cpu_buffer = buffers[cpu] |
3085 | If rb_try_to_discard(cpu_buffer, event) Then Go to out |
3092 | rb_update_write_stamp(cpu_buffer, event) |
3093 | out : |
3094 | rb_end_commit(cpu_buffer) |
3098 | preempt_enable_notrace() |
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