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authorZhang Rui <rui.zhang@intel.com>2008-04-29 02:35:56 -0400
committerAndi Kleen <andi@basil.nowhere.org>2008-07-16 23:27:01 +0200
commitb62b8ef906cdf7115af579ce7378886ce3e0ce00 (patch)
tree9017eff86e7a8d22a88d92df88021f01162d7e0e /kernel/cpu.c
parent26d46867b7d27f68a446b073dac7817721ae4c8f (diff)
downloadlinux-b62b8ef906cdf7115af579ce7378886ce3e0ce00.tar.bz2
force offline the processor during hot-removal
The ACPI device node for the cpu has already been unregistered when acpi_processor_handle_eject is called. Thus we should offline the cpu and continue, rather than a failure here. http://bugzilla.kernel.org/show_bug.cgi?id=9772 Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com> Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'kernel/cpu.c')
-rw-r--r--kernel/cpu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c
index b11f06dc149a..cfb1d43ab801 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -299,6 +299,7 @@ int __ref cpu_down(unsigned int cpu)
cpu_maps_update_done();
return err;
}
+EXPORT_SYMBOL(cpu_down);
#endif /*CONFIG_HOTPLUG_CPU*/
/* Requires cpu_add_remove_lock to be held */