From b696fdc259f0d94348a9327bed352fac44d4883d Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Tue, 26 May 2009 22:37:25 -0700 Subject: sparc64: Defer cpu_data() setup until end of per-cpu data initialization. Signed-off-by: David S. Miller --- arch/sparc/kernel/ds.c | 1 + arch/sparc/kernel/mdesc.c | 1 - arch/sparc/kernel/prom_64.c | 1 - arch/sparc/kernel/smp_64.c | 4 ++++ arch/sparc/mm/init_64.c | 12 ++++-------- 5 files changed, 9 insertions(+), 10 deletions(-) diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index 51b05c49887..4a700f4b79c 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -544,6 +544,7 @@ static int __cpuinit dr_cpu_configure(struct ds_info *dp, resp_len, ncpus, mask, DR_CPU_STAT_CONFIGURED); + mdesc_populate_present_mask(mask); mdesc_fill_in_cpu_data(mask); for_each_cpu_mask(cpu, *mask) { diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c index 6d2015e0e57..938da19dc06 100644 --- a/arch/sparc/kernel/mdesc.c +++ b/arch/sparc/kernel/mdesc.c @@ -861,7 +861,6 @@ void __cpuinit mdesc_fill_in_cpu_data(cpumask_t *mask) { struct mdesc_handle *hp; - mdesc_populate_present_mask(mask); mdesc_iterate_over_cpus(fill_in_one_cpu, NULL, mask); #ifdef CONFIG_SMP diff --git a/arch/sparc/kernel/prom_64.c b/arch/sparc/kernel/prom_64.c index 4d92f488fae..fb06ac2bd38 100644 --- a/arch/sparc/kernel/prom_64.c +++ b/arch/sparc/kernel/prom_64.c @@ -535,7 +535,6 @@ void __init of_fill_in_cpu_data(void) if (tlb_type == hypervisor) return; - of_populate_present_mask(); of_iterate_over_cpus(fill_in_one_cpu, 0); smp_fill_in_sib_core_maps(); diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index b20f253857b..045fbb554a9 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -1399,4 +1399,8 @@ void __init real_setup_per_cpu_areas(void) /* Setup %g5 for the boot cpu. */ __local_per_cpu_offset = __per_cpu_offset(smp_processor_id()); + + of_fill_in_cpu_data(); + if (tlb_type == hypervisor) + mdesc_fill_in_cpu_data(CPU_MASK_ALL_PTR); } diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 87fea94e512..785f0a24fcb 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -1799,20 +1799,16 @@ void __init paging_init(void) if (tlb_type == hypervisor) sun4v_ktsb_register(); - /* We must setup the per-cpu areas before we pull in the - * PROM and the MDESC. The code there fills in cpu and - * other information into per-cpu data structures. - */ - real_setup_per_cpu_areas(); - prom_build_devicetree(); - of_fill_in_cpu_data(); + of_populate_present_mask(); if (tlb_type == hypervisor) { sun4v_mdesc_init(); - mdesc_fill_in_cpu_data(CPU_MASK_ALL_PTR); + mdesc_populate_present_mask(CPU_MASK_ALL_PTR); } + real_setup_per_cpu_areas(); + /* Once the OF device tree and MDESC have been setup, we know * the list of possible cpus. Therefore we can allocate the * IRQ stacks. -- cgit v1.2.3-70-g09d2