Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_mmiotrace.c Create Date:2022-07-28 12:12:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:mmio_trace_mapping

Proto:void mmio_trace_mapping(struct mmiotrace_map *map)

Type:void

Parameter:

TypeParameterName
struct mmiotrace_map *map
350  tr = mmio_trace_array
353  Even if we don't have any preemption, we need preempt disable/enable* to be barriers, so that we don't have things like get_user/put_user* that can cause faults and scheduling migrate into our preempt-protected* region.()
354  data = per_cpu_ptr(data, smp_processor_id())
355  __trace_mmiotrace_map(tr, data, map)
356  preempt_enable()