Commit 20116dd9 authored by Qi Liu's avatar Qi Liu Committed by Will Deacon
Browse files

drivers/perf: Prevent forced unbinding of ARM_DMC620_PMU drivers 



Set "suppress_bind_attrs" to true, so that bind/unbind can be
disabled via sysfs and prevent unbinding ARM_DMC620_PMU drivers
during perf sampling.

Signed-off-by: default avatarQi Liu <liuqi115@huawei.com>
Link: https://lore.kernel.org/r/1612252686-50329-1-git-send-email-liuqi115@huawei.com


Signed-off-by: default avatarWill Deacon <will@kernel.org>
parent 1c8147ea

drivers/perf/arm_dmc620_pmu.c

+1 −0
Original line number Diff line number Diff line
@@ -717,6 +717,7 @@ static struct platform_driver dmc620_pmu_driver = { 
	.driver	= {

		.name		= DMC620_DRVNAME,

		.acpi_match_table = dmc620_acpi_match,

		.suppress_bind_attrs = true,

	},

	.probe	= dmc620_pmu_device_probe,

	.remove	= dmc620_pmu_device_remove,