Messages in this thread Patch in this message | | | Date | Tue, 21 Jul 2009 17:16:09 +0900 | From | Tejun Heo <> | Subject | [PATCH 1/2] init: set nr_cpu_ids before setup_per_cpu_areas() |
| |
nr_cpu_ids is dependent only on cpu_possible_map and setup_per_cpu_areas() already depends on cpu_possible_map and will use nr_cpu_ids. Initialize nr_cpu_ids before setting up percpu areas.
Signed-off-by: Tejun Heo <tj@kernel.org> --- These two patches fix sparc64 percpu on machines with holes in cpu_possible_map. David, can you please review and ack?
Thanks.
init/main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/init/main.c b/init/main.c index 2c5ade7..2d9d6bd 100644 --- a/init/main.c +++ b/init/main.c @@ -584,8 +584,8 @@ asmlinkage void __init start_kernel(void) setup_arch(&command_line); mm_init_owner(&init_mm, &init_task); setup_command_line(command_line); - setup_per_cpu_areas(); setup_nr_cpu_ids(); + setup_per_cpu_areas(); smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */
build_all_zonelists(); -- 1.6.0.2
| |