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| author | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 17:06:08 +0000 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 17:06:08 +0000 |
| commit | 92fe7b9ea8ef101bff3c75ade89b93b5f62a7955 (patch) | |
| tree | 3dba4faa78f1bbe4be503275173e3a63b5d60f22 /arch/i386/kernel/topology.c | |
| parent | e750d1c7cc314b9ba1934b0b474b7d39f906f865 (diff) | |
| parent | b0e6e962992b76580f4900b166a337bad7c1e81b (diff) | |
Merge branch 'master' of /usr/src/ntfs-2.6/
Diffstat (limited to 'arch/i386/kernel/topology.c')
| -rw-r--r-- | arch/i386/kernel/topology.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/i386/kernel/topology.c b/arch/i386/kernel/topology.c index 67a0e1baa28b..296355292c7c 100644 --- a/arch/i386/kernel/topology.c +++ b/arch/i386/kernel/topology.c @@ -41,6 +41,15 @@ int arch_register_cpu(int num){ parent = &node_devices[node].node; #endif /* CONFIG_NUMA */ + /* + * CPU0 cannot be offlined due to several + * restrictions and assumptions in kernel. This basically + * doesnt add a control file, one cannot attempt to offline + * BSP. + */ + if (!num) + cpu_devices[num].cpu.no_control = 1; + return register_cpu(&cpu_devices[num].cpu, num, parent); } |