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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-01-29 11:33:37 +1100 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-01-29 11:33:37 +1100 |
commit | dfd0436ad0ce139467b124c646fa65ee2635e14a (patch) | |
tree | abf9d83c704417cdd484243c12aeffee6b185aba /arch/s390/include/asm/irq.h | |
parent | b9818c3312da66f4b83a4a2e8650628be1237cb5 (diff) | |
parent | 689dfa894c57842a05bf6dc9f97e6bb71ec5f386 (diff) | |
download | lwn-dfd0436ad0ce139467b124c646fa65ee2635e14a.tar.gz lwn-dfd0436ad0ce139467b124c646fa65ee2635e14a.zip |
Merge branch 'merge' into next
Merge "merge" branch to bring in various bug fixes that are
going into 3.8
Diffstat (limited to 'arch/s390/include/asm/irq.h')
-rw-r--r-- | arch/s390/include/asm/irq.h | 78 |
1 files changed, 48 insertions, 30 deletions
diff --git a/arch/s390/include/asm/irq.h b/arch/s390/include/asm/irq.h index e6972f85d2b0..7def77302d63 100644 --- a/arch/s390/include/asm/irq.h +++ b/arch/s390/include/asm/irq.h @@ -2,43 +2,61 @@ #define _ASM_IRQ_H #include <linux/hardirq.h> +#include <linux/percpu.h> +#include <linux/cache.h> #include <linux/types.h> -enum interruption_class { +enum interruption_main_class { EXTERNAL_INTERRUPT, IO_INTERRUPT, - EXTINT_CLK, - EXTINT_EXC, - EXTINT_EMS, - EXTINT_TMR, - EXTINT_TLA, - EXTINT_PFL, - EXTINT_DSD, - EXTINT_VRT, - EXTINT_SCP, - EXTINT_IUC, - EXTINT_CMS, - EXTINT_CMC, - EXTINT_CMR, - IOINT_CIO, - IOINT_QAI, - IOINT_DAS, - IOINT_C15, - IOINT_C70, - IOINT_TAP, - IOINT_VMR, - IOINT_LCS, - IOINT_CLW, - IOINT_CTC, - IOINT_APB, - IOINT_ADM, - IOINT_CSC, - IOINT_PCI, - IOINT_MSI, + NR_IRQS +}; + +enum interruption_class { + IRQEXT_CLK, + IRQEXT_EXC, + IRQEXT_EMS, + IRQEXT_TMR, + IRQEXT_TLA, + IRQEXT_PFL, + IRQEXT_DSD, + IRQEXT_VRT, + IRQEXT_SCP, + IRQEXT_IUC, + IRQEXT_CMS, + IRQEXT_CMC, + IRQEXT_CMR, + IRQIO_CIO, + IRQIO_QAI, + IRQIO_DAS, + IRQIO_C15, + IRQIO_C70, + IRQIO_TAP, + IRQIO_VMR, + IRQIO_LCS, + IRQIO_CLW, + IRQIO_CTC, + IRQIO_APB, + IRQIO_ADM, + IRQIO_CSC, + IRQIO_PCI, + IRQIO_MSI, NMI_NMI, - NR_IRQS, + CPU_RST, + NR_ARCH_IRQS }; +struct irq_stat { + unsigned int irqs[NR_ARCH_IRQS]; +}; + +DECLARE_PER_CPU_SHARED_ALIGNED(struct irq_stat, irq_stat); + +static __always_inline void inc_irq_stat(enum interruption_class irq) +{ + __get_cpu_var(irq_stat).irqs[irq]++; +} + struct ext_code { unsigned short subcode; unsigned short code; |