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Message-ID: <4A657949.6030003@kernel.org>
Date: Tue, 21 Jul 2009 17:16:09 +0900
From: Tejun Heo <tj@...nel.org>
To: Linux Kernel <linux-kernel@...r.kernel.org>,
David Miller <davem@...emloft.net>, Ingo Molnar <mingo@...e.hu>
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@...nel.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
--
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