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author | Paul Mundt <lethal@linux-sh.org> | 2008-08-06 11:21:03 +0200 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2008-09-08 03:35:03 +0200 |
commit | 6f52707e6882eb3bc6920c3f59beb05d23d68354 (patch) | |
tree | c64ee09a4d2d6169d28daea1f3737d002ffc1402 /arch/sh/kernel/smp.c | |
parent | sh: smp: Hook in to the generic IPI handler for SH-X3 SMP. (diff) | |
download | linux-6f52707e6882eb3bc6920c3f59beb05d23d68354.tar.xz linux-6f52707e6882eb3bc6920c3f59beb05d23d68354.zip |
sh: smp: Hook up a timer IPI stub.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/smp.c')
-rw-r--r-- | arch/sh/kernel/smp.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index ebfdd364544f..9cb3734dbd49 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -184,6 +184,21 @@ void arch_send_call_function_single_ipi(int cpu) plat_send_ipi(cpu, SMP_MSG_FUNCTION_SINGLE); } +void smp_timer_broadcast(cpumask_t mask) +{ + int cpu; + + for_each_cpu_mask(cpu, mask) + plat_send_ipi(cpu, SMP_MSG_TIMER); +} + +static void ipi_timer(void) +{ + irq_enter(); + /* XXX ... */ + irq_exit(); +} + void smp_message_recv(unsigned int msg) { switch (msg) { @@ -195,6 +210,9 @@ void smp_message_recv(unsigned int msg) case SMP_MSG_FUNCTION_SINGLE: generic_smp_call_function_single_interrupt(); break; + case SMP_MSG_TIMER: + ipi_timer(); + break; default: printk(KERN_WARNING "SMP %d: %s(): unknown IPI %d\n", smp_processor_id(), __func__, msg); |