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perf srcline: Introduce inline_node__clear_frames()

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Introduce inline_node__clear_frames() to clean up partial allocations.
This is a prerequisite for error handling in libdw inline unwinding.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Zecheng Li <zli94@ncsu.edu>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2026-05-04 01:12:21 -07:00 committed by Arnaldo Carvalho de Melo
parent 17e9b4243e
commit 674dea094e
2 changed files with 9 additions and 1 deletions
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9
tools/perf/util/srcline.c
View File

@ -429,10 +429,13 @@ struct inline_node *dso__parse_addr_inlines(struct dso *dso, u64 addr,
return addr2inlines(dso_name, addr, dso, sym);
}
void inline_node__delete(struct inline_node *node)
void inline_node__clear_frames(struct inline_node *node)
{
struct inline_list *ilist, *tmp;
if (node == NULL)
return;
list_for_each_entry_safe(ilist, tmp, &node->val, list) {
list_del_init(&ilist->list);
zfree_srcline(&ilist->srcline);
@ -441,7 +444,11 @@ void inline_node__delete(struct inline_node *node)
symbol__delete(ilist->symbol);
free(ilist);
}
}
void inline_node__delete(struct inline_node *node)
{
inline_node__clear_frames(node);
free(node);
}

1
tools/perf/util/srcline.h
View File

@ -47,6 +47,7 @@ struct inline_node *dso__parse_addr_inlines(struct dso *dso, u64 addr,
struct symbol *sym);
/* free resources associated to the inline node list */
void inline_node__delete(struct inline_node *node);
void inline_node__clear_frames(struct inline_node *node);
/* insert the inline node list into the DSO, which will take ownership */
void inlines__tree_insert(struct rb_root_cached *tree,