Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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[MIPS] Do topology_init even on uniprocessor kernels.

Otherwise CPU 0 doesn't show up in sysfs which breaks some software.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

+30 -24
+1 -1
arch/mips/kernel/Makefile
··· 6 6 7 7 obj-y += cpu-probe.o branch.o entry.o genex.o irq.o process.o \ 8 8 ptrace.o reset.o semaphore.o setup.o signal.o syscall.o \ 9 - time.o traps.o unaligned.o 9 + time.o topology.o traps.o unaligned.o 10 10 11 11 binfmt_irix-objs := irixelf.o irixinv.o irixioctl.o irixsig.o \ 12 12 irix5sys.o sysirix.o
-23
arch/mips/kernel/smp.c
··· 463 463 smp_on_each_tlb(flush_tlb_one_ipi, (void *) vaddr); 464 464 } 465 465 466 - static DEFINE_PER_CPU(struct cpu, cpu_devices); 467 - 468 - static int __init topology_init(void) 469 - { 470 - int i, ret; 471 - 472 - #ifdef CONFIG_NUMA 473 - for_each_online_node(i) 474 - register_one_node(i); 475 - #endif /* CONFIG_NUMA */ 476 - 477 - for_each_present_cpu(i) { 478 - ret = register_cpu(&per_cpu(cpu_devices, i), i); 479 - if (ret) 480 - printk(KERN_WARNING "topology_init: register_cpu %d " 481 - "failed (%d)\n", i, ret); 482 - } 483 - 484 - return 0; 485 - } 486 - 487 - subsys_initcall(topology_init); 488 - 489 466 EXPORT_SYMBOL(flush_tlb_page); 490 467 EXPORT_SYMBOL(flush_tlb_one);
+29
arch/mips/kernel/topology.c
··· 1 + #include <linux/cpu.h> 2 + #include <linux/cpumask.h> 3 + #include <linux/init.h> 4 + #include <linux/node.h> 5 + #include <linux/nodemask.h> 6 + #include <linux/percpu.h> 7 + 8 + static DEFINE_PER_CPU(struct cpu, cpu_devices); 9 + 10 + static int __init topology_init(void) 11 + { 12 + int i, ret; 13 + 14 + #ifdef CONFIG_NUMA 15 + for_each_online_node(i) 16 + register_one_node(i); 17 + #endif /* CONFIG_NUMA */ 18 + 19 + for_each_present_cpu(i) { 20 + ret = register_cpu(&per_cpu(cpu_devices, i), i); 21 + if (ret) 22 + printk(KERN_WARNING "topology_init: register_cpu %d " 23 + "failed (%d)\n", i, ret); 24 + } 25 + 26 + return 0; 27 + } 28 + 29 + subsys_initcall(topology_init);