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Message-Id: <1431964241-7609-3-git-send-email-acme@kernel.org>
Date: Mon, 18 May 2015 12:50:25 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ingo Molnar <mingo@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Adrian Hunter <adrian.hunter@...el.com>,
Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
Don Zickus <dzickus@...hat.com>,
Frederic Weisbecker <fweisbec@...il.com>,
Jiri Olsa <jolsa@...hat.com>,
Namhyung Kim <namhyung@...nel.org>,
Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 02/18] perf machine: Stop accessing atomic_t::counter directly
From: Arnaldo Carvalho de Melo <acme@...hat.com>
Use atomic_read(&counter) instead.
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-k3hvfvpaut8wp02lzq27muhb@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/util/machine.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 34bf89f7f4f3..daa55910ff28 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1311,7 +1311,7 @@ static void __machine__remove_thread(struct machine *machine, struct thread *th,
if (machine->last_match == th)
machine->last_match = NULL;
- BUG_ON(th->refcnt.counter == 0);
+ BUG_ON(atomic_read(&th->refcnt) == 0);
if (lock)
pthread_rwlock_wrlock(&machine->threads_lock);
rb_erase(&th->rb_node, &machine->threads);
--
2.1.0
--
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