diff options
Diffstat (limited to 'arch/blackfin/kernel/kgdb.c')
| -rw-r--r-- | arch/blackfin/kernel/kgdb.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/blackfin/kernel/kgdb.c b/arch/blackfin/kernel/kgdb.c index 9b80b152435..fa53faeeb0e 100644 --- a/arch/blackfin/kernel/kgdb.c +++ b/arch/blackfin/kernel/kgdb.c @@ -9,6 +9,7 @@ #include <linux/ptrace.h> /* for linux pt_regs struct */ #include <linux/kgdb.h> #include <linux/uaccess.h> +#include <asm/irq_regs.h> void pt_regs_to_gdb_regs(unsigned long *gdb_regs, struct pt_regs *regs) { @@ -329,6 +330,9 @@ static void bfin_disable_hw_debug(struct pt_regs *regs) } #ifdef CONFIG_SMP +extern void generic_exec_single(int cpu, struct call_single_data *data, int wait); +static struct call_single_data kgdb_smp_ipi_data[NR_CPUS]; + void kgdb_passive_cpu_callback(void *info) { kgdb_nmicallback(raw_smp_processor_id(), get_irq_regs()); @@ -336,12 +340,18 @@ void kgdb_passive_cpu_callback(void *info) void kgdb_roundup_cpus(unsigned long flags) { - smp_call_function(kgdb_passive_cpu_callback, NULL, 0); + unsigned int cpu; + + for (cpu = cpumask_first(cpu_online_mask); cpu < nr_cpu_ids; + cpu = cpumask_next(cpu, cpu_online_mask)) { + kgdb_smp_ipi_data[cpu].func = kgdb_passive_cpu_callback; + generic_exec_single(cpu, &kgdb_smp_ipi_data[cpu], 0); + } } void kgdb_roundup_cpu(int cpu, unsigned long flags) { - smp_call_function_single(cpu, kgdb_passive_cpu_callback, NULL, 0); + generic_exec_single(cpu, &kgdb_smp_ipi_data[cpu], 0); } #endif |