Merge remote-tracking branches 'asoc/fix/db1200', 'asoc/fix/dwc', 'asoc/fix/imx-ssi...

[linux-beck.git] / arch / arm64 / kernel / hw_breakpoint.c

diff --git a/arch/arm64/kernel/hw_breakpoint.c b/arch/arm64/kernel/hw_breakpoint.c
index 003bc3d50636f585e3777661ad270baedaf1fe15..bba85c8f80373937ef9fe746e1a2ed4fc39f58ee 100644 (file)
--- a/arch/arm64/kernel/hw_breakpoint.c
+++ b/arch/arm64/kernel/hw_breakpoint.c
@@ -48,18 +48,6 @@ static DEFINE_PER_CPU(int, stepping_kernel_bp);
 static int core_num_brps;
 static int core_num_wrps;
 
-/* Determine number of BRP registers available. */
-static int get_num_brps(void)
-{
-       return ((read_cpuid(ID_AA64DFR0_EL1) >> 12) & 0xf) + 1;
-}
-
-/* Determine number of WRP registers available. */
-static int get_num_wrps(void)
-{
-       return ((read_cpuid(ID_AA64DFR0_EL1) >> 20) & 0xf) + 1;
-}
-
 int hw_breakpoint_slots(int type)
 {
        /*
@@ -884,7 +872,7 @@ static int hw_breakpoint_reset_notify(struct notifier_block *self,
                                                void *hcpu)
 {
        int cpu = (long)hcpu;
-       if (action == CPU_ONLINE)
+       if ((action & ~CPU_TASKS_FROZEN) == CPU_ONLINE)
                smp_call_function_single(cpu, hw_breakpoint_reset, NULL, 1);
        return NOTIFY_OK;
 }