[tip:perf/urgent] perf tools: Honour the cpu list parameter when also monitoring a thread list

[tip-bot for Arnaldo Carvalho de Melo <acme@redhat.com>]

Commit-ID:  b90194181988063266f3da0b7bf3e57268c627c8
Gitweb:     http://git.kernel.org/tip/b90194181988063266f3da0b7bf3e57268c627c8
Author:     Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Mon, 25 Apr 2011 16:25:20 -0300
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Sun, 15 May 2011 09:32:52 -0300

perf tools: Honour the cpu list parameter when also monitoring a thread list

The perf_evlist__create_maps was discarding the --cpu parameter when a
--pid or --tid was specified, fix that.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
Link: http://lkml.kernel.org/r/20110426204401.GB1746@ghostprotocols.net
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/evlist.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 45da8d1..1884a7c 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -348,7 +348,7 @@ int perf_evlist__create_maps(struct perf_evlist *evlist, pid_t target_pid,
 	if (evlist->threads == NULL)
 		return -1;
 
-	if (target_tid != -1)
+	if (cpu_list == NULL && target_tid != -1)
 		evlist->cpus = cpu_map__dummy_new();
 	else
 		evlist->cpus = cpu_map__new(cpu_list);