path: root/arch
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authorDietmar Eggemann <Dietmar.Eggemann@arm.com>2013-02-28 17:48:57 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-03-03 22:54:16 +0000
commit1a8e611874da714ee7ef1e92e5160b38dc54959b (patch)
treebba75c3ac81ac9fafbcb033f144d1925a42f5854 /arch
parent89c7e4b8bbb3d4fa52df5746a8ad38e610143651 (diff)
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 <dietmar.eggemann@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 5eae53e7a2e..96093b75ab9 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;