mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-21 23:53:45 +07:00
9e813308a5
Add tracepoint to track hugepage invalidate. This help us in debugging difficult to track bugs. Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM thp
|
|
|
|
#if !defined(_TRACE_THP_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_THP_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/tracepoint.h>
|
|
|
|
TRACE_EVENT(hugepage_invalidate,
|
|
|
|
TP_PROTO(unsigned long addr, unsigned long pte),
|
|
TP_ARGS(addr, pte),
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, addr)
|
|
__field(unsigned long, pte)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->addr = addr;
|
|
__entry->pte = pte;
|
|
),
|
|
|
|
TP_printk("hugepage invalidate at addr 0x%lx and pte = 0x%lx",
|
|
__entry->addr, __entry->pte)
|
|
);
|
|
|
|
TRACE_EVENT(hugepage_set_pmd,
|
|
|
|
TP_PROTO(unsigned long addr, unsigned long pmd),
|
|
TP_ARGS(addr, pmd),
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, addr)
|
|
__field(unsigned long, pmd)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->addr = addr;
|
|
__entry->pmd = pmd;
|
|
),
|
|
|
|
TP_printk("Set pmd with 0x%lx with 0x%lx", __entry->addr, __entry->pmd)
|
|
);
|
|
|
|
|
|
TRACE_EVENT(hugepage_update,
|
|
|
|
TP_PROTO(unsigned long addr, unsigned long pte, unsigned long clr, unsigned long set),
|
|
TP_ARGS(addr, pte, clr, set),
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, addr)
|
|
__field(unsigned long, pte)
|
|
__field(unsigned long, clr)
|
|
__field(unsigned long, set)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->addr = addr;
|
|
__entry->pte = pte;
|
|
__entry->clr = clr;
|
|
__entry->set = set;
|
|
|
|
),
|
|
|
|
TP_printk("hugepage update at addr 0x%lx and pte = 0x%lx clr = 0x%lx, set = 0x%lx", __entry->addr, __entry->pte, __entry->clr, __entry->set)
|
|
);
|
|
TRACE_EVENT(hugepage_splitting,
|
|
|
|
TP_PROTO(unsigned long addr, unsigned long pte),
|
|
TP_ARGS(addr, pte),
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, addr)
|
|
__field(unsigned long, pte)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->addr = addr;
|
|
__entry->pte = pte;
|
|
),
|
|
|
|
TP_printk("hugepage splitting at addr 0x%lx and pte = 0x%lx",
|
|
__entry->addr, __entry->pte)
|
|
);
|
|
|
|
#endif /* _TRACE_THP_H */
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|