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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Kim Phillips <kim.phillips@amd.com>,
        "Peter Zijlstra (Intel)" <peterz@infradead.org>,
        Ingo Molnar <mingo@kernel.org>, Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.4 15/37] perf/x86/amd/power: Assign pmu.module
Date:   Fri, 10 Sep 2021 14:30:18 +0200
Message-Id: <20210910122917.674323795@linuxfoundation.org>
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From: Kim Phillips <kim.phillips@amd.com>

[ Upstream commit ccf26483416a339c114409f6e7cd02abdeaf8052 ]

Assign pmu.module so the driver can't be unloaded whilst in use.

Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210817221048.88063-4-kim.phillips@amd.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/x86/events/amd/power.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/events/amd/power.c b/arch/x86/events/amd/power.c
index abef51320e3a..c4892b7d0c36 100644
--- a/arch/x86/events/amd/power.c
+++ b/arch/x86/events/amd/power.c
@@ -217,6 +217,7 @@ static struct pmu pmu_class = {
 	.stop		= pmu_event_stop,
 	.read		= pmu_event_read,
 	.capabilities	= PERF_PMU_CAP_NO_EXCLUDE,
+	.module		= THIS_MODULE,
 };
 
 static int power_cpu_exit(unsigned int cpu)
-- 
2.30.2