x86/intel_rdt: Init padding only if a device exists



If no device exists it's pointless to calculate the padding data for the
schemata files.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: ravi.v.shankar@intel.com
Cc: tony.luck@intel.com
Cc: fenghua.yu@intel.com
Cc: vikas.shivappa@intel.com

parent b6466d53

arch/x86/kernel/cpu/intel_rdt.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -212,8 +212,6 @@ static inline bool get_rdt_resources(void)
		ret = true;
		}

		rdt_init_padding();

		return ret;
		}

		@@ -410,6 +408,8 @@ static int __init intel_rdt_late_init(void)
		if (!get_rdt_resources())
		return -ENODEV;

		rdt_init_padding();

		state = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN,
		"x86/rdt/cat:online:",
		intel_rdt_online_cpu, intel_rdt_offline_cpu);