mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-16 00:34:20 +08:00
210e4c89ef
The 'ret' variable was initialized to zero but then it was not updated
from the fprintf() return, fix it.
Reported-by: Yang Li <yang.lee@linux.alibaba.com>
cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
cc: Ingo Molnar <mingo@redhat.com>
cc: Jiri Olsa <jolsa@redhat.com>
cc: Mark Rutland <mark.rutland@arm.com>
cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Fixes: 90f18e63fb ("perf symbols: List symbols in a dso in ascending name order")
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <elf.h>
|
|
#include <inttypes.h>
|
|
#include <stdio.h>
|
|
|
|
#include "dso.h"
|
|
#include "map.h"
|
|
#include "symbol.h"
|
|
|
|
size_t symbol__fprintf(struct symbol *sym, FILE *fp)
|
|
{
|
|
return fprintf(fp, " %" PRIx64 "-%" PRIx64 " %c %s\n",
|
|
sym->start, sym->end,
|
|
sym->binding == STB_GLOBAL ? 'g' :
|
|
sym->binding == STB_LOCAL ? 'l' : 'w',
|
|
sym->name);
|
|
}
|
|
|
|
size_t __symbol__fprintf_symname_offs(const struct symbol *sym,
|
|
const struct addr_location *al,
|
|
bool unknown_as_addr,
|
|
bool print_offsets, FILE *fp)
|
|
{
|
|
unsigned long offset;
|
|
size_t length;
|
|
|
|
if (sym) {
|
|
length = fprintf(fp, "%s", sym->name);
|
|
if (al && print_offsets) {
|
|
if (al->addr < sym->end)
|
|
offset = al->addr - sym->start;
|
|
else
|
|
offset = al->addr - al->map->start - sym->start;
|
|
length += fprintf(fp, "+0x%lx", offset);
|
|
}
|
|
return length;
|
|
} else if (al && unknown_as_addr)
|
|
return fprintf(fp, "[%#" PRIx64 "]", al->addr);
|
|
else
|
|
return fprintf(fp, "[unknown]");
|
|
}
|
|
|
|
size_t symbol__fprintf_symname_offs(const struct symbol *sym,
|
|
const struct addr_location *al,
|
|
FILE *fp)
|
|
{
|
|
return __symbol__fprintf_symname_offs(sym, al, false, true, fp);
|
|
}
|
|
|
|
size_t __symbol__fprintf_symname(const struct symbol *sym,
|
|
const struct addr_location *al,
|
|
bool unknown_as_addr, FILE *fp)
|
|
{
|
|
return __symbol__fprintf_symname_offs(sym, al, unknown_as_addr, false, fp);
|
|
}
|
|
|
|
size_t symbol__fprintf_symname(const struct symbol *sym, FILE *fp)
|
|
{
|
|
return __symbol__fprintf_symname_offs(sym, NULL, false, false, fp);
|
|
}
|
|
|
|
size_t dso__fprintf_symbols_by_name(struct dso *dso,
|
|
FILE *fp)
|
|
{
|
|
size_t ret = 0;
|
|
struct rb_node *nd;
|
|
struct symbol_name_rb_node *pos;
|
|
|
|
for (nd = rb_first_cached(&dso->symbol_names); nd; nd = rb_next(nd)) {
|
|
pos = rb_entry(nd, struct symbol_name_rb_node, rb_node);
|
|
ret += fprintf(fp, "%s\n", pos->sym.name);
|
|
}
|
|
|
|
return ret;
|
|
}
|