From: Dietmar Eggemann Date: Thu, 28 Feb 2013 16:48:57 +0000 (+0100) Subject: ARM: 7662/1: hw_breakpoint: reset debug logic on secondary CPUs in s2ram resume X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1a8e611874da714ee7ef1e92e5160b38dc54959b;p=linux-beck.git ARM: 7662/1: hw_breakpoint: reset debug logic on secondary CPUs in s2ram resume We must mask out the CPU_TASKS_FROZEN bit so that reset_ctrl_regs is also called on a secondary CPU during s2ram resume, where only the boot CPU will receive the PM_EXIT notification. Signed-off-by: Dietmar Eggemann Signed-off-by: Will Deacon Signed-off-by: Russell King --- diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 5eae53e7a2e1..96093b75ab90 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -1023,7 +1023,7 @@ out_mdbgen: static int __cpuinit dbg_reset_notify(struct notifier_block *self, unsigned long action, void *cpu) { - if (action == CPU_ONLINE) + if ((action & ~CPU_TASKS_FROZEN) == CPU_ONLINE) smp_call_function_single((int)cpu, reset_ctrl_regs, NULL, 1); return NOTIFY_OK;