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platform_kernel-5.15
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perf top: Remove old kernel-only symbol filter 

Not needed, we already have code to prune aliases.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-1ysyce7qjgui93gi1efbjwhf@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2016-09-01 18:47:15 -03:00
parent 608c34de0b
commit b6220212d4
1 changed files with 0 additions and 27 deletions
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27
tools/perf/builtin-top.c
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@ -657,31 +657,6 @@ static void *display_thread(void *arg)
return NULL; return NULL;
} }
static int symbol_filter(struct map *map, struct symbol *sym)
{
const char *name = sym->name;
if (!__map__is_kernel(map))
return 0;
/*
* ppc64 uses function descriptors and appends a '.' to the
* start of every instruction address. Remove it.
*/
if (name[0] == '.')
name++;
if (!strcmp(name, "_text") ||
!strcmp(name, "_etext") ||
!strcmp(name, "_sinittext") ||
!strncmp("init_module", name, 11) ||
!strncmp("cleanup_module", name, 14) ||
strstr(name, "_text_start") ||
strstr(name, "_text_end"))
return 1;
return 0;
}
static int hist_iter__top_callback(struct hist_entry_iter *iter, static int hist_iter__top_callback(struct hist_entry_iter *iter,
struct addr_location *al, bool single, struct addr_location *al, bool single,
void *arg) void *arg)
@ -946,8 +921,6 @@ static int __cmd_top(struct perf_top *top)
if (top->session == NULL) if (top->session == NULL)
return -1; return -1;
machines__set_symbol_filter(&top->session->machines, symbol_filter);
if (!objdump_path) { if (!objdump_path) {
ret = perf_env__lookup_objdump(&top->session->header.env); ret = perf_env__lookup_objdump(&top->session->header.env);
if (ret) if (ret)