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authorAshok Raj <ashok.raj@intel.com>2005-11-20 18:49:06 +0100
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-20 11:52:59 -0800
commitfbe83e209ad9c8281e29ac17a60f91119d86fa8c (patch)
tree8b4feb2f647f9cbf602c3d25da02787c934321f2
parentd7169160bb772efe6510d8bc0c8e7625efbcc0b3 (diff)
downloadlinux-fbe83e209ad9c8281e29ac17a60f91119d86fa8c.tar.gz
[PATCH] Register disabled CPUs
Needed to make the earlier use disabled CPUs for CPU hotplug patch actually work. Need to register disabled processors as well, so we can count them towards cpu_possible_map as hot pluggable cpus. Signed-off-by: Ashok Raj <ashok.raj@intel.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/i386/kernel/acpi/boot.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index f36677241ecd52..76b1135d401a6e 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -248,9 +248,7 @@ acpi_parse_lapic(acpi_table_entry_header * header, const unsigned long end)
acpi_table_print_madt_entry(header);
- /* no utility in registering a disabled processor */
- if (processor->flags.enabled == 0)
- return 0;
+ /* Register even disabled CPUs for cpu hotplug */
x86_acpiid_to_apicid[processor->acpi_id] = processor->id;