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| author | Guo Ren <guoren@linux.alibaba.com> | 2020-01-07 05:21:25 +0100 |
|---|---|---|
| committer | Guo Ren <guoren@linux.alibaba.com> | 2020-02-21 08:43:24 +0100 |
| commit | c9492737b25ca32679ba3163609d938c9abfd508 (patch) | |
| tree | ab61b49862355cefe149d1cda68090812740d53f /arch/csky | |
| parent | csky: Set regs->usp to kernel sp, when the exception is from kernel (diff) | |
| download | linux-c9492737b25ca32679ba3163609d938c9abfd508.tar.xz linux-c9492737b25ca32679ba3163609d938c9abfd508.zip | |
csky/smp: Fixup boot failed when CONFIG_SMP
If we use a non-ipi-support interrupt controller, it will cause panic here.
We should let cpu up and work with CONFIG_SMP, when we use a non-ipi intc.
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Diffstat (limited to 'arch/csky')
| -rw-r--r-- | arch/csky/kernel/smp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/csky/kernel/smp.c b/arch/csky/kernel/smp.c index b753d382e4ce..0bb0954d5570 100644 --- a/arch/csky/kernel/smp.c +++ b/arch/csky/kernel/smp.c @@ -120,7 +120,7 @@ void __init setup_smp_ipi(void) int rc; if (ipi_irq == 0) - panic("%s IRQ mapping failed\n", __func__); + return; rc = request_percpu_irq(ipi_irq, handle_ipi, "IPI Interrupt", &ipi_dummy_dev); |