[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [PATCH v2 10/15] xen/asm-generic: introduce generalized hardirq.h
<asm/hardirq.h> is common through archs thereby it is moved to asm-generic. Signed-off-by: Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx> --- Changes in V2: - add #include <xen/cache.h>. - update the commit message --- xen/include/asm-generic/hardirq.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 xen/include/asm-generic/hardirq.h diff --git a/xen/include/asm-generic/hardirq.h b/xen/include/asm-generic/hardirq.h new file mode 100644 index 0000000000..ddccf460b9 --- /dev/null +++ b/xen/include/asm-generic/hardirq.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __ASM_GENERIC_HARDIRQ_H +#define __ASM_GENERIC_HARDIRQ_H + +#include <xen/cache.h> +#include <xen/smp.h> + +typedef struct { + unsigned long __softirq_pending; + unsigned int __local_irq_count; +} __cacheline_aligned irq_cpustat_t; + +#include <xen/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ + +#define in_irq() (local_irq_count(smp_processor_id()) != 0) + +#define irq_enter() (local_irq_count(smp_processor_id())++) +#define irq_exit() (local_irq_count(smp_processor_id())--) + +#endif /* __ASM_GENERIC_HARDIRQ_H */ + +/* + * Local variables: + * mode: C + * c-file-style: "BSD" + * c-basic-offset: 4 + * indent-tabs-mode: nil + * End: + */ -- 2.41.0
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