arch/x86/kernel/cpu/resctrl/pseudo_lock_trace.h

Source file repositories/reference/linux-study-clean/arch/x86/kernel/cpu/resctrl/pseudo_lock_trace.h

File Facts

System
Linux kernel
Corpus path
arch/x86/kernel/cpu/resctrl/pseudo_lock_trace.h
Extension
.h
Size
1356 bytes
Lines
46
Domain
Architecture Layer
Bucket
arch/x86
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

#undef TRACE_SYSTEM
#define TRACE_SYSTEM resctrl

#if !defined(_X86_RESCTRL_PSEUDO_LOCK_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _X86_RESCTRL_PSEUDO_LOCK_TRACE_H

#include <linux/tracepoint.h>

TRACE_EVENT(pseudo_lock_mem_latency,
	    TP_PROTO(u32 latency),
	    TP_ARGS(latency),
	    TP_STRUCT__entry(__field(u32, latency)),
	    TP_fast_assign(__entry->latency = latency),
	    TP_printk("latency=%u", __entry->latency)
	   );

TRACE_EVENT(pseudo_lock_l2,
	    TP_PROTO(u64 l2_hits, u64 l2_miss),
	    TP_ARGS(l2_hits, l2_miss),
	    TP_STRUCT__entry(__field(u64, l2_hits)
			     __field(u64, l2_miss)),
	    TP_fast_assign(__entry->l2_hits = l2_hits;
			   __entry->l2_miss = l2_miss;),
	    TP_printk("hits=%llu miss=%llu",
		      __entry->l2_hits, __entry->l2_miss));

TRACE_EVENT(pseudo_lock_l3,
	    TP_PROTO(u64 l3_hits, u64 l3_miss),
	    TP_ARGS(l3_hits, l3_miss),
	    TP_STRUCT__entry(__field(u64, l3_hits)
			     __field(u64, l3_miss)),
	    TP_fast_assign(__entry->l3_hits = l3_hits;
			   __entry->l3_miss = l3_miss;),
	    TP_printk("hits=%llu miss=%llu",
		      __entry->l3_hits, __entry->l3_miss));

#endif /* _X86_RESCTRL_PSEUDO_LOCK_TRACE_H */

#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .

#define TRACE_INCLUDE_FILE pseudo_lock_trace

#include <trace/define_trace.h>

Annotation

Implementation Notes