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perf tools: Check if a map is still in use when deleting it

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I.e. match RB_CLEAR_NODE() with RB_EMPTY_NODE(), to check that it isn't
in a rb tree at the time of its deletion.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-vumvhird765id11zbx00d2r8@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2015-05-25 15:30:09 -03:00
parent 6a2ffcddad
commit facf3f0621
3 changed files with 13 additions and 8 deletions
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4
tools/perf/builtin-annotate.c
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@ -59,6 +59,10 @@ static int perf_evsel__add_sample(struct perf_evsel *evsel,
(al->sym == NULL ||
strcmp(ann->sym_hist_filter, al->sym->name) != 0)) {
/* We're only interested in a symbol named sym_hist_filter */
/*
* FIXME: why isn't this done in the symbol_filter when loading
* the DSO?
*/
if (al->sym != NULL) {
rb_erase(&al->sym->rb_node,
&al->map->dso->symbols[al->map->type]);