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author | Ralf Baechle <ralf@linux-mips.org> | 2006-11-29 15:04:08 +0000 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2006-11-29 16:21:34 +0000 |
commit | f5d6c63a67a8f124ddae88511427249d1dd87880 (patch) | |
tree | 5ddabc3f4a759e6142abe4790ed779d700466463 | |
parent | 1275361c407d17d56717cd706785a31c2353d696 (diff) | |
download | blackbird-op-linux-f5d6c63a67a8f124ddae88511427249d1dd87880.tar.gz blackbird-op-linux-f5d6c63a67a8f124ddae88511427249d1dd87880.zip |
[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>
-rw-r--r-- | arch/mips/kernel/Makefile | 2 | ||||
-rw-r--r-- | arch/mips/kernel/smp.c | 23 | ||||
-rw-r--r-- | arch/mips/kernel/topology.c | 29 |
3 files changed, 30 insertions, 24 deletions
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index cd9cec9e39e9..6bfbbed0897e 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -6,7 +6,7 @@ extra-y := head.o init_task.o vmlinux.lds obj-y += cpu-probe.o branch.o entry.o genex.o irq.o process.o \ ptrace.o reset.o semaphore.o setup.o signal.o syscall.o \ - time.o traps.o unaligned.o + time.o topology.o traps.o unaligned.o binfmt_irix-objs := irixelf.o irixinv.o irixioctl.o irixsig.o \ irix5sys.o sysirix.o diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index db80957ada89..49db516789e0 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -463,28 +463,5 @@ void flush_tlb_one(unsigned long vaddr) smp_on_each_tlb(flush_tlb_one_ipi, (void *) vaddr); } -static DEFINE_PER_CPU(struct cpu, cpu_devices); - -static int __init topology_init(void) -{ - int i, ret; - -#ifdef CONFIG_NUMA - for_each_online_node(i) - register_one_node(i); -#endif /* CONFIG_NUMA */ - - for_each_present_cpu(i) { - ret = register_cpu(&per_cpu(cpu_devices, i), i); - if (ret) - printk(KERN_WARNING "topology_init: register_cpu %d " - "failed (%d)\n", i, ret); - } - - return 0; -} - -subsys_initcall(topology_init); - EXPORT_SYMBOL(flush_tlb_page); EXPORT_SYMBOL(flush_tlb_one); diff --git a/arch/mips/kernel/topology.c b/arch/mips/kernel/topology.c new file mode 100644 index 000000000000..660e44ed44d7 --- /dev/null +++ b/arch/mips/kernel/topology.c @@ -0,0 +1,29 @@ +#include <linux/cpu.h> +#include <linux/cpumask.h> +#include <linux/init.h> +#include <linux/node.h> +#include <linux/nodemask.h> +#include <linux/percpu.h> + +static DEFINE_PER_CPU(struct cpu, cpu_devices); + +static int __init topology_init(void) +{ + int i, ret; + +#ifdef CONFIG_NUMA + for_each_online_node(i) + register_one_node(i); +#endif /* CONFIG_NUMA */ + + for_each_present_cpu(i) { + ret = register_cpu(&per_cpu(cpu_devices, i), i); + if (ret) + printk(KERN_WARNING "topology_init: register_cpu %d " + "failed (%d)\n", i, ret); + } + + return 0; +} + +subsys_initcall(topology_init); |