x86, smp: refactor ->wait_for_init_deassert()
- spread out the namespace on a per APIC driver basis
- handle a NULL ->wait_for_init_deassert() as a 'dont wait' default method
- remove NUMAQ and Summit handlers
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index ab83be2..558af37 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -196,7 +196,8 @@
* our local APIC. We have to wait for the IPI or we'll
* lock up on an APIC access.
*/
- wait_for_init_deassert(&init_deasserted);
+ if (apic->wait_for_init_deassert)
+ apic->wait_for_init_deassert(&init_deasserted);
/*
* (This works even if the APIC is not enabled.)