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authorLinus Torvalds <torvalds@linux-foundation.org>2012-07-22 11:22:15 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-07-22 11:22:15 -0700
commit55acdddbac1725b80df0c41970505e8a41c84956 (patch)
treecf0eeda5d382fe40ed3d14b74e9148e587282c0e /arch/tile
parent2eafeb6a415864bc4c59df79151cf40f6ac74b9e (diff)
parentb871a42b6091b720e82ddff237659534c525c25b (diff)
downloadlwn-55acdddbac1725b80df0c41970505e8a41c84956.tar.gz
lwn-55acdddbac1725b80df0c41970505e8a41c84956.zip
Merge branch 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull smp/hotplug changes from Ingo Molnar: "Various cleanups to the SMP hotplug code - a continuing effort of Thomas et al" * 'smp-hotplug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: smpboot: Remove leftover declaration smp: Remove num_booting_cpus() smp: Remove ipi_call_lock[_irq]()/ipi_call_unlock[_irq]() POWERPC: Smp: remove call to ipi_call_lock()/ipi_call_unlock() SPARC: SMP: Remove call to ipi_call_lock_irq()/ipi_call_unlock_irq() ia64: SMP: Remove call to ipi_call_lock_irq()/ipi_call_unlock_irq() x86-smp-remove-call-to-ipi_call_lock-ipi_call_unlock tile: SMP: Remove call to ipi_call_lock()/ipi_call_unlock() S390: Smp: remove call to ipi_call_lock()/ipi_call_unlock() parisc: Smp: remove call to ipi_call_lock()/ipi_call_unlock() mn10300: SMP: Remove call to ipi_call_lock()/ipi_call_unlock() hexagon: SMP: Remove call to ipi_call_lock()/ipi_call_unlock()
Diffstat (limited to 'arch/tile')
-rw-r--r--arch/tile/kernel/smpboot.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/arch/tile/kernel/smpboot.c b/arch/tile/kernel/smpboot.c
index 84873fbe8f27..e686c5ac90be 100644
--- a/arch/tile/kernel/smpboot.c
+++ b/arch/tile/kernel/smpboot.c
@@ -198,17 +198,7 @@ void __cpuinit online_secondary(void)
notify_cpu_starting(smp_processor_id());
- /*
- * We need to hold call_lock, so there is no inconsistency
- * between the time smp_call_function() determines number of
- * IPI recipients, and the time when the determination is made
- * for which cpus receive the IPI. Holding this
- * lock helps us to not include this cpu in a currently in progress
- * smp_call_function().
- */
- ipi_call_lock();
set_cpu_online(smp_processor_id(), 1);
- ipi_call_unlock();
__get_cpu_var(cpu_state) = CPU_ONLINE;
/* Set up tile-specific state for this cpu. */