Messages in this thread Patch in this message | | | From | "Srivatsa S. Bhat" <> | Subject | [PATCH 3/4] parisc/CPU hotplug: Add missing call to notify_cpu_starting() | Date | Thu, 22 Mar 2012 16:58:59 +0530 |
| |
The scheduler depends on receiving the CPU_STARTING notification, without which we end up into a lot of trouble. So add the missing call to notify_cpu_starting() in the bringup code.
Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> ---
arch/parisc/kernel/smp.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index 32d5884..50a4581 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -297,8 +297,13 @@ smp_cpu_init(int cpunum) printk(KERN_CRIT "CPU#%d already initialized!\n", cpunum); machine_halt(); - } + } + + notify_cpu_starting(cpunum); + + ipi_call_lock(); set_cpu_online(cpunum, true); + ipi_call_unlock(); /* Initialise the idle task for this CPU */ atomic_inc(&init_mm.mm_count);
| |