diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2007-10-03 01:24:16 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-10-11 23:46:18 +0100 |
| commit | bd6aeeffcc0be716e4d2d1f27fb132741e345cc0 (patch) | |
| tree | db8e97d4669856ed85b73b40ba65301346ca4dd1 /arch/mips/kernel/gdb-stub.c | |
| parent | 9966db25defba4e1dce263246db25237bc24479f (diff) | |
[MIPS] SMP: Implement smp_call_function_mask().
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/gdb-stub.c')
| -rw-r--r-- | arch/mips/kernel/gdb-stub.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/mips/kernel/gdb-stub.c b/arch/mips/kernel/gdb-stub.c index c33f6f22d86..bd128fab4b3 100644 --- a/arch/mips/kernel/gdb-stub.c +++ b/arch/mips/kernel/gdb-stub.c @@ -676,15 +676,18 @@ static void kgdb_wait(void *arg) static int kgdb_smp_call_kgdb_wait(void) { #ifdef CONFIG_SMP + cpumask_t mask = cpu_online_map; struct call_data_struct data; - int i, cpus = num_online_cpus() - 1; int cpu = smp_processor_id(); + int cpus; /* * Can die spectacularly if this CPU isn't yet marked online */ BUG_ON(!cpu_online(cpu)); + cpu_clear(cpu, mask); + cpus = cpus_weight(mask); if (!cpus) return 0; @@ -711,10 +714,7 @@ static int kgdb_smp_call_kgdb_wait(void) call_data = &data; mb(); - /* Send a message to all other CPUs and wait for them to respond */ - for (i = 0; i < NR_CPUS; i++) - if (cpu_online(i) && i != cpu) - core_send_ipi(i, SMP_CALL_FUNCTION); + core_send_ipi_mask(mask, SMP_CALL_FUNCTION); /* Wait for response */ /* FIXME: lock-up detection, backtrace on lock-up */ |