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From: Arnaldo Carvalho de Melo on 9 May 2010 19:50
From: Arnaldo Carvalho de Melo <acme(a)redhat.com>

By using BITS_PER_LONG / 4, that is the number of chars that will be
used in such cases as the DSO "name".

Cc: Frédéric Weisbecker <fweisbec(a)gmail.com>
Cc: Mike Galbraith <efault(a)gmx.de>
Cc: Paul Mackerras <paulus(a)samba.org>
Cc: Peter Zijlstra <a.p.zijlstra(a)chello.nl>
Cc: Tom Zanussi <tzanussi(a)gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme(a)redhat.com>
---
tools/perf/util/event.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 23d5dfd..46563e1 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -676,6 +676,13 @@ int event__preprocess_sample(const event_t *self, struct perf_session *session,
dso__calc_col_width(al->map->dso);

al->sym = map__find_symbol(al->map, al->addr, filter);
+ } else {
+ const unsigned int unresolved_col_width = BITS_PER_LONG / 4;
+
+ if (dsos__col_width < unresolved_col_width &&
+ !symbol_conf.col_width_list_str && !symbol_conf.field_sep &&
+ !symbol_conf.dso_list)
+ dsos__col_width = unresolved_col_width;
}

if (symbol_conf.sym_list && al->sym &&
--
1.6.2.5

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