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author | Ingo Molnar <mingo@kernel.org> | 2014-07-28 12:00:33 +0400 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-07-28 12:00:33 +0400 |
commit | 5030c69755416d19516c0a61cd988a0e0062e041 (patch) | |
tree | ca4d3088428cf033420f9df9111d796650bc59e5 /arch/arc/kernel/smp.c | |
parent | 2336ebc32676df5b794acfe0c980583ec6c05f34 (diff) | |
parent | 64aa90f26c06e1cb2aacfb98a7d0eccfbd6c1a91 (diff) | |
download | linux-5030c69755416d19516c0a61cd988a0e0062e041.tar.xz |
Merge tag 'v3.16-rc7' into perf/core, to merge in the latest fixes before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arc/kernel/smp.c')
-rw-r--r-- | arch/arc/kernel/smp.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c index cf90b6f4d3e0..c802bb500602 100644 --- a/arch/arc/kernel/smp.c +++ b/arch/arc/kernel/smp.c @@ -337,8 +337,19 @@ irqreturn_t do_IPI(int irq, void *dev_id) * API called by platform code to hookup arch-common ISR to their IPI IRQ */ static DEFINE_PER_CPU(int, ipi_dev); + +static struct irqaction arc_ipi_irq = { + .name = "IPI Interrupt", + .flags = IRQF_PERCPU, + .handler = do_IPI, +}; + int smp_ipi_irq_setup(int cpu, int irq) { - int *dev_id = &per_cpu(ipi_dev, smp_processor_id()); - return request_percpu_irq(irq, do_IPI, "IPI Interrupt", dev_id); + if (!cpu) + return setup_irq(irq, &arc_ipi_irq); + else + arch_unmask_irq(irq); + + return 0; } |