x86: fill cpu to apicid and present map in mpparse, fix (1161705b) · Commits · e / devices / android_kernel_xiaomi_markw

arch/x86/kernel/mpparse_32.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -75,6 +75,10 @@ unsigned disabled_cpus __cpuinitdata;
		/* Bitmask of physically existing CPUs */
		physid_mask_t phys_cpu_present_map;

		#ifndef CONFIG_SMP
		DEFINE_PER_CPU(u16, x86_bios_cpu_apicid) = BAD_APICID;
		#endif

		/*
		* Intel MP BIOS table parsing routines:
		*/
		@@ -229,6 +233,7 @@ static void __cpuinit MP_processor_info (struct mpc_config_processor *m)
		def_to_bigsmp = 1;
		}
		}
		#ifdef CONFIG_SMP
		/* are we being called early in kernel startup? */
		if (x86_cpu_to_apicid_early_ptr) {
		u16 *cpu_to_apicid = x86_cpu_to_apicid_early_ptr;
		@@ -240,6 +245,7 @@ static void __cpuinit MP_processor_info (struct mpc_config_processor *m)
		per_cpu(x86_cpu_to_apicid, cpu) = m->mpc_apicid;
		per_cpu(x86_bios_cpu_apicid, cpu) = m->mpc_apicid;
		}
		#endif
		cpu_set(cpu, cpu_present_map);
		}