Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_events_hist.c Create Date:2022-07-28 12:30:07
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:expr_field_str

Proto:static void expr_field_str(struct hist_field *field, char *expr)

Type:void

Parameter:

TypeParameterName
struct hist_field *field
char *expr
2336  If flags & HIST_FIELD_FL_VAR_REF Then strcat(expr, "$")
2339  strcat(expr, hist_field_name(field, 0))
2341  If flags && Not (flags & HIST_FIELD_FL_VAR_REF) Then
2342  flags_str = get_hist_field_flags(field)
2344  If flags_str Then
2345  strcat(expr, ".")
2346  strcat(expr, flags_str)
Caller
NameDescribe
expr_str