linux-kernel - [PATCH 4.19 20/92] xtensa: fix xtensa_pmu

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Date:   Thu, 20 Aug 2020 11:21:05 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Max Filippov <jcmvbkbc@...il.com>
Subject: [PATCH 4.19 20/92] xtensa: fix xtensa_pmu_setup prototype

From: Max Filippov <jcmvbkbc@...il.com>

commit 6d65d3769d1910379e1cfa61ebf387efc6bfb22c upstream.

Fix the following build error in configurations with
CONFIG_XTENSA_VARIANT_HAVE_PERF_EVENTS=y:

  arch/xtensa/kernel/perf_event.c:420:29: error: passing argument 3 of
  ‘cpuhp_setup_state’ from incompatible pointer type

Cc: stable@...r.kernel.org
Fixes: 25a77b55e74c ("xtensa/perf: Convert the hotplug notifier to state machine callbacks")
Signed-off-by: Max Filippov <jcmvbkbc@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 arch/xtensa/kernel/perf_event.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/xtensa/kernel/perf_event.c
+++ b/arch/xtensa/kernel/perf_event.c
@@ -404,7 +404,7 @@ static struct pmu xtensa_pmu = {
 	.read = xtensa_pmu_read,
 };
 
-static int xtensa_pmu_setup(int cpu)
+static int xtensa_pmu_setup(unsigned int cpu)
 {
 	unsigned i;