Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_functions_graph.c Create Date:2022-07-28 12:13:16
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Return check for irq code* returns 1 if* - we are inside irq code* - we just left irq code* returns 0 if* - funcgraph-interrupts option is set* - we are not inside irq code

Proto:static int check_irq_return(struct trace_iterator *iter, unsigned int flags, int depth)

Type:int

Parameter:

TypeParameterName
struct trace_iterator *iter
unsigned intflags
intdepth
823  cpu = cpu
825  data = private
832  If flags & TRACE_GRAPH_PRINT_IRQS || Not data Then Return 0
836  depth_irq = & (({
836  ({
836  Do
836  const void * __vpp_verify = NULL
836  When 0 cycle
836  cpu_data
836  })
836  })->depth_irq)
841  If depth_irq == -1 Then Return 0
853  If depth_irq >= depth Then
854  depth_irq = -1
855  Return 1
861  Return 1
Caller
NameDescribe
print_graph_return