Commit-ID: 6e406257b3794009e3b7a6d48b54beb547719565
Gitweb: http://git.kernel.org/tip/6e406257b3794009e3b7a6d48b54beb547719565
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Thu, 29 Jul 2010 15:11:30 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 29 Jul 2010 15:11:30 -0300
perf symbols: Precisely specify if dso->{long,short}_name should be freed
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/event.c | 1 +
tools/perf/util/symbol.c | 5 ++++-
tools/perf/util/symbol.h | 4 +++-
3 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 5b81bb2..8151d23 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -456,6 +456,7 @@ static int event__process_kernel_mmap(event_t *self,
goto out_problem;
map->dso->short_name = name;
+ map->dso->sname_alloc = 1;
map->end = map->start + self->mmap.len;
} else if (is_kernel_mmap) {
const char *symbol_name = (self->mmap.filename +
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index bc6e7e8..242d2b2 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -224,7 +224,9 @@ void dso__delete(struct dso *self)
int i;
for (i = 0; i < MAP__NR_TYPES; ++i)
symbols__delete(&self->symbols[i]);
- if (self->long_name != self->name)
+ if (self->sname_alloc)
+ free((char *)self->short_name);
+ if (self->lname_alloc)
free(self->long_name);
free(self);
}
@@ -1530,6 +1532,7 @@ static int map_groups__set_modules_path_dir(struct map_groups *self,
if (long_name == NULL)
goto failure;
dso__set_long_name(map->dso, long_name);
+ map->dso->lname_alloc = 1;
dso__kernel_module_get_build_id(map->dso, "");
}
}
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 6452a07..f29f73c 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -126,12 +126,14 @@ struct dso {
struct list_head node;
struct rb_root symbols[MAP__NR_TYPES];
struct rb_root symbol_names[MAP__NR_TYPES];
+ enum dso_kernel_type kernel;
u8 adjust_symbols:1;
u8 slen_calculated:1;
u8 has_build_id:1;
- enum dso_kernel_type kernel;
u8 hit:1;
u8 annotate_warned:1;
+ u8 sname_alloc:1;
+ u8 lname_alloc:1;
unsigned char origin;
u8 sorted_by_name;
u8 loaded;
--
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