arch/arm64/kvm/vgic/trace.h

Source file repositories/reference/linux-study-clean/arch/arm64/kvm/vgic/trace.h

File Facts

System
Linux kernel
Corpus path
arch/arm64/kvm/vgic/trace.h
Extension
.h
Size
883 bytes
Lines
39
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#if !defined(_TRACE_VGIC_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_VGIC_H

#include <linux/tracepoint.h>

#undef TRACE_SYSTEM
#define TRACE_SYSTEM kvm

TRACE_EVENT(vgic_update_irq_pending,
	TP_PROTO(unsigned long vcpu_id, __u32 irq, bool level),
	TP_ARGS(vcpu_id, irq, level),

	TP_STRUCT__entry(
		__field(	unsigned long,	vcpu_id	)
		__field(	__u32,		irq	)
		__field(	bool,		level	)
	),

	TP_fast_assign(
		__entry->vcpu_id	= vcpu_id;
		__entry->irq		= irq;
		__entry->level		= level;
	),

	TP_printk("VCPU: %ld, IRQ %d, level: %d",
		  __entry->vcpu_id, __entry->irq, __entry->level)
);

#endif /* _TRACE_VGIC_H */

#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH ../../arch/arm64/kvm/vgic
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE trace

/* This part must be outside protection */
#include <trace/define_trace.h>

Annotation

Implementation Notes