[PATCH] x86_64: Don't confuse apic=... command line option with apic
Previously apic was foced with apic=logopt was specified.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index ee3a5cd..33e77ec 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -351,7 +351,9 @@
if (!memcmp(from, "noapic", 6))
skip_ioapic_setup = 1;
- if (!memcmp(from, "apic", 4)) {
+ /* Make sure to not confuse with apic= */
+ if (!memcmp(from, "apic", 4) &&
+ (from[4] == ' ' || from[4] == 0)) {
skip_ioapic_setup = 0;
ioapic_force = 1;
}