Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_events_hist.c Create Date:2022-07-28 12:28:00
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:hist_field_minus

Proto:static u64 hist_field_minus(struct hist_field *hist_field, struct tracing_map_elt *elt, struct ring_buffer_event *rbe, void *event)

Type:u64

Parameter:

TypeParameterName
struct hist_field *hist_field
struct tracing_map_elt *elt
struct ring_buffer_event *rbe
void *event
232  operand1 = operands[0]
233  operand2 = operands[1]
235  val1 = fn(operand1, elt, rbe, event)
236  val2 = fn(operand2, elt, rbe, event)
238  Return val1 - val2