On Wed, Feb 26, 2014 at 11:10:56AM -0800, Sebastian Capella wrote:
Use of tracers in local_irq_disable is causes recursive aborts when called with irqs disabled and using a temporary stack (hibernation). Replace local_irq_disable with raw_local_irq_disable instead to avoid tracers.
Signed-off-by: Sebastian Capella sebastian.capella@linaro.org Cc: Russell King linux@arm.linux.org.uk Cc: Andrew Morton akpm@linux-foundation.org Cc: Thomas Gleixner tglx@linutronix.de Cc: Will Deacon will.deacon@arm.com Cc: Robin Holt robin.m.holt@gmail.com Cc: Lorenzo Pieralisi lorenzo.pieralisi@arm.com
arch/arm/kernel/process.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 92f7b15..f58b723 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -100,7 +100,7 @@ void soft_restart(unsigned long addr) u64 *stack = soft_restart_stack + ARRAY_SIZE(soft_restart_stack); /* Disable interrupts first */
- local_irq_disable();
- raw_local_irq_disable(); local_fiq_disable();
Great, I'm happy with this now. I assume that the plan is to submit this to my patch system when everyone's given their fill of acks?