diff options
| -rw-r--r-- | arch/mips/kernel/smtc.c | 2 | ||||
| -rw-r--r-- | include/asm-mips/smtc.h | 10 |
2 files changed, 10 insertions, 2 deletions
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index 16aa5d3..43826c1 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -28,8 +28,6 @@ * This file should be built into the kernel only if CONFIG_MIPS_MT_SMTC is set. */ -#define MIPS_CPU_IPI_IRQ 1 - #define LOCK_MT_PRA() \ local_irq_save(flags); \ mtflags = dmt() diff --git a/include/asm-mips/smtc.h b/include/asm-mips/smtc.h index 44dfa4a..ff3e893 100644 --- a/include/asm-mips/smtc.h +++ b/include/asm-mips/smtc.h @@ -55,4 +55,14 @@ extern void smtc_boot_secondary(int cpu, struct task_struct *t); #define PARKED_INDEX ((unsigned int)0x80000000) +/* + * Define low-level interrupt mask for IPIs, if necessary. + * By default, use SW interrupt 1, which requires no external + * hardware support, but which works only for single-core + * MIPS MT systems. + */ +#ifndef MIPS_CPU_IPI_IRQ +#define MIPS_CPU_IPI_IRQ 1 +#endif + #endif /* _ASM_SMTC_MT_H */ |