From: Adrian Hunter <adrian.hunter@intel.com>
Date: Tue, 3 Dec 2013 07:23:07 +0000 (+0200)
Subject: perf symbols: Retain bfd reference to lookup source line numbers
X-Git-Tag: v3.14-rc1~171^2~17^2~36
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=454ff00f969e515c4cbfd52718ec5e01c7d9aeef;p=pandora-kernel.git

perf symbols: Retain bfd reference to lookup source line numbers

Closng and re-opening for every lookup when using libbfd to lookup
source file name and line number is very very slow.  Instead keep the
reference on struct dso.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1386055390-13757-5-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---

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