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tools lib symbols: Introduce kallsyms__is_function() 

Out of symbol_type__is_a(type, MAP__FUNCTION), which is the only variant
used so far, useful in a kallsyms library and one more step in ditching
the MAP__FUNCTION/VARIABLE split.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-faonqs76n5808z9mq77edr94@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2018-04-25 17:09:55 -03:00
parent 5cf88a6325
commit 494e31e2a2
2 changed files with 8 additions and 0 deletions
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6
tools/lib/symbol/kallsyms.c
View File

@ -10,6 +10,12 @@ u8 kallsyms2elf_type(char type)
return (type == 't' || type == 'w') ? STT_FUNC : STT_OBJECT;
}
bool kallsyms__is_function(char symbol_type)
{
symbol_type = toupper(symbol_type);
return symbol_type == 'T' || symbol_type == 'W';
}
int kallsyms__parse(const char *filename, void *arg,
int (*process_symbol)(void *arg, const char *name,
char type, u64 start))

2
tools/lib/symbol/kallsyms.h
View File

@ -20,6 +20,8 @@ static inline u8 kallsyms2elf_binding(char type)
u8 kallsyms2elf_type(char type);
bool kallsyms__is_function(char symbol_type);
int kallsyms__parse(const char *filename, void *arg,
int (*process_symbol)(void *arg, const char *name,
char type, u64 start));