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perf symbols: Constify dso->long_name

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Same reason as for dso->short_name, it may point to a const string, and
in most places it is treated as const, i.e. it is just accessed for
using its contents as a key or to show it on reports.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-nf7mxf33zt5qw207pbxxryot@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2013-12-10 15:19:23 -03:00
parent 7e155d4d5e
commit bf4414ae7b
6 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
tools/perf/util/annotate.c
View File

@ -900,7 +900,7 @@ fallback:
* cache, or is just a kallsyms file, well, lets hope that this
* DSO is the same as when 'perf record' ran.
*/
filename = dso->long_name;
filename = (char *)dso->long_name;
snprintf(symfs_filename, sizeof(symfs_filename), "%s%s",
symbol_conf.symfs, filename);
free_filename = false;

10
tools/perf/util/dso.c
View File

@ -67,7 +67,7 @@ int dso__binary_type_file(struct dso *dso, enum dso_binary_type type,
case DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO:
{
char *last_slash;
const char *last_slash;
size_t len;
size_t dir_size;
@ -386,13 +386,13 @@ struct dso *dso__kernel_findnew(struct machine *machine, const char *name,
return dso;
}
void dso__set_long_name(struct dso *dso, char *name, bool name_allocated)
void dso__set_long_name(struct dso *dso, const char *name, bool name_allocated)
{
if (name == NULL)
return;
if (dso->long_name_allocated)
free(dso->long_name);
free((char *)dso->long_name);
dso->long_name = name;
dso->long_name_len = strlen(name);
@ -414,7 +414,7 @@ void dso__set_short_name(struct dso *dso, const char *name, bool name_allocated)
static void dso__set_basename(struct dso *dso)
{
dso__set_short_name(dso, basename(dso->long_name), false);
dso__set_short_name(dso, basename((char *)dso->long_name), false);
}
int dso__name_len(const struct dso *dso)
@ -478,7 +478,7 @@ void dso__delete(struct dso *dso)
if (dso->short_name_allocated)
free((char *)dso->short_name);
if (dso->long_name_allocated)
free(dso->long_name);
free((char *)dso->long_name);
dso_cache__free(&dso->cache);
dso__free_a2l(dso);
free(dso->symsrc_filename);

4
tools/perf/util/dso.h
View File

@ -96,7 +96,7 @@ struct dso {
u8 rel;
u8 build_id[BUILD_ID_SIZE];
const char *short_name;
char *long_name;
const char *long_name;
u16 long_name_len;
u16 short_name_len;
char name[0];
@ -111,7 +111,7 @@ struct dso *dso__new(const char *name);
void dso__delete(struct dso *dso);
void dso__set_short_name(struct dso *dso, const char *name, bool name_allocated);
void dso__set_long_name(struct dso *dso, char *name, bool name_allocated);
void dso__set_long_name(struct dso *dso, const char *name, bool name_allocated);
int dso__name_len(const struct dso *dso);

6
tools/perf/util/header.c
View File

@ -177,7 +177,7 @@ perf_header__set_cmdline(int argc, const char **argv)
continue; \
else
static int write_buildid(char *name, size_t name_len, u8 *build_id,
static int write_buildid(const char *name, size_t name_len, u8 *build_id,
pid_t pid, u16 misc, int fd)
{
int err;
@ -209,7 +209,7 @@ static int __dsos__write_buildid_table(struct list_head *head,
dsos__for_each_with_build_id(pos, head) {
int err;
char *name;
const char *name;
size_t name_len;
if (!pos->hit)
@ -387,7 +387,7 @@ static int dso__cache_build_id(struct dso *dso, struct machine *machine,
{
bool is_kallsyms = dso->kernel && dso->long_name[0] != '/';
bool is_vdso = is_vdso_map(dso->short_name);
char *name = dso->long_name;
const char *name = dso->long_name;
char nm[PATH_MAX];
if (dso__is_kcore(dso)) {

2
tools/perf/util/srcline.c
View File

@ -255,7 +255,7 @@ char *get_srcline(struct dso *dso, unsigned long addr)
char *file = NULL;
unsigned line = 0;
char *srcline;
char *dso_name;
const char *dso_name;
if (!dso->has_srcline)
return SRCLINE_UNKNOWN;

4
tools/perf/util/symbol.c
View File

@ -1438,7 +1438,7 @@ int dso__load_vmlinux(struct dso *dso, struct map *map,
dso->data_type = DSO_BINARY_TYPE__GUEST_VMLINUX;
else
dso->data_type = DSO_BINARY_TYPE__VMLINUX;
dso__set_long_name(dso, (char *)vmlinux, vmlinux_allocated);
dso__set_long_name(dso, vmlinux, vmlinux_allocated);
dso__set_loaded(dso, map->type);
pr_debug("Using %s for symbols\n", symfs_vmlinux);
}
@ -1630,7 +1630,7 @@ do_kallsyms:
free(kallsyms_allocated_filename);
if (err > 0 && !dso__is_kcore(dso)) {
dso__set_long_name(dso, strdup("[kernel.kallsyms]"), true);
dso__set_long_name(dso, "[kernel.kallsyms]", false);
map__fixup_start(map);
map__fixup_end(map);
}