Remove unrecognized features.

Author: gonnet

src/arm/mach/init.c

@@ -409,21 +409,6 @@ void cpuinfo_arm_mach_init(void) {
 		cpuinfo_isa.sme2 = true;
 	}
 
-	const uint32_t has_feat_sme2p1 = get_sys_info_by_name("hw.optional.arm.FEAT_SME2p1");
-	if (has_feat_sme2p1 != 0) {
-		cpuinfo_isa.sme2p1 = true;
-	}
-
-	const uint32_t has_feat_sme_b16b16 = get_sys_info_by_name("hw.optional.arm.FEAT_SME_B16B16");
-	if (has_feat_sme_b16b16 != 0) {
-		cpuinfo_isa.sme_b16b16 = true;
-	}
-
-	const uint32_t has_feat_sme_f16f16 = get_sys_info_by_name("hw.optional.arm.FEAT_SME_F16F16");
-	if (has_feat_sme_f16f16 != 0) {
-		cpuinfo_isa.sme_f16f16 = true;
-	}
-
 	uint32_t num_clusters = 1;
 	for (uint32_t i = 0; i < mach_topology.cores; i++) {
 		cores[i] = (struct cpuinfo_core){