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Message-Id: <20210830120018.1017841-8-sashal@kernel.org>
Date:   Mon, 30 Aug 2021 08:00:15 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Kim Phillips <kim.phillips@....com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Sasha Levin <sashal@...nel.org>,
        linux-perf-users@...r.kernel.org
Subject: [PATCH AUTOSEL 5.4 08/10] perf/x86/amd/power: Assign pmu.module

From: Kim Phillips <kim.phillips@....com>

[ Upstream commit ccf26483416a339c114409f6e7cd02abdeaf8052 ]

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

Signed-off-by: Kim Phillips <kim.phillips@....com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Signed-off-by: Ingo Molnar <mingo@...nel.org>
Link: https://lore.kernel.org/r/20210817221048.88063-4-kim.phillips@amd.com
Signed-off-by: Sasha Levin <sashal@...nel.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

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