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authorAlok Kataria <akataria@vmware.com>2008-04-08 17:41:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-08 18:25:53 -0700
commitba62b077871a5255e271f4fdae57167651839277 (patch)
tree7acac595f855c316a1f5d85024b103460c818cb2 /drivers/acpi/processor_core.c
parent4b47c971dc947cadecc20dc7681037e96ece520e (diff)
acpi: fix "buggy BIOS check" when CPUs are hot removed
Fixes a BUG in ACPI hotplugging. processor_device_array[pr->id] needs to be set to NULL when removing a CPU. Else the "buggy BIOS check" in acpi_processor_start mistakenly fires when a CPU is removed from the system and then later re-added. Signed-off-by: Alok N Kataria <akataria@vmware.com> Signed-off-by: Dan Arai <arai@vmware.com> Cc: Len Brown <lenb@kernel.org> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/acpi/processor_core.c')
-rw-r--r--drivers/acpi/processor_core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 36a68fa114e3..a825b431b64f 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -822,7 +822,7 @@ static int acpi_processor_remove(struct acpi_device *device, int type)
}
processors[pr->id] = NULL;
-
+ processor_device_array[pr->id] = NULL;
kfree(pr);
return 0;