138 lines
3.6 KiB
C
138 lines
3.6 KiB
C
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM huge_memory
|
|
|
|
#if !defined(__HUGE_MEMORY_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define __HUGE_MEMORY_H
|
|
|
|
#include <linux/tracepoint.h>
|
|
|
|
#include <trace/events/gfpflags.h>
|
|
|
|
#define SCAN_STATUS \
|
|
EM( SCAN_FAIL, "failed") \
|
|
EM( SCAN_SUCCEED, "succeeded") \
|
|
EM( SCAN_PMD_NULL, "pmd_null") \
|
|
EM( SCAN_EXCEED_NONE_PTE, "exceed_none_pte") \
|
|
EM( SCAN_PTE_NON_PRESENT, "pte_non_present") \
|
|
EM( SCAN_PAGE_RO, "no_writable_page") \
|
|
EM( SCAN_NO_REFERENCED_PAGE, "no_referenced_page") \
|
|
EM( SCAN_PAGE_NULL, "page_null") \
|
|
EM( SCAN_SCAN_ABORT, "scan_aborted") \
|
|
EM( SCAN_PAGE_COUNT, "not_suitable_page_count") \
|
|
EM( SCAN_PAGE_LRU, "page_not_in_lru") \
|
|
EM( SCAN_PAGE_LOCK, "page_locked") \
|
|
EM( SCAN_PAGE_ANON, "page_not_anon") \
|
|
EM( SCAN_PAGE_COMPOUND, "page_compound") \
|
|
EM( SCAN_ANY_PROCESS, "no_process_for_page") \
|
|
EM( SCAN_VMA_NULL, "vma_null") \
|
|
EM( SCAN_VMA_CHECK, "vma_check_failed") \
|
|
EM( SCAN_ADDRESS_RANGE, "not_suitable_address_range") \
|
|
EM( SCAN_SWAP_CACHE_PAGE, "page_swap_cache") \
|
|
EM( SCAN_DEL_PAGE_LRU, "could_not_delete_page_from_lru")\
|
|
EM( SCAN_ALLOC_HUGE_PAGE_FAIL, "alloc_huge_page_failed") \
|
|
EMe( SCAN_CGROUP_CHARGE_FAIL, "ccgroup_charge_failed")
|
|
|
|
#undef EM
|
|
#undef EMe
|
|
#define EM(a, b) TRACE_DEFINE_ENUM(a);
|
|
#define EMe(a, b) TRACE_DEFINE_ENUM(a);
|
|
|
|
SCAN_STATUS
|
|
|
|
#undef EM
|
|
#undef EMe
|
|
#define EM(a, b) {a, b},
|
|
#define EMe(a, b) {a, b}
|
|
|
|
TRACE_EVENT(mm_khugepaged_scan_pmd,
|
|
|
|
TP_PROTO(struct mm_struct *mm, struct page *page, bool writable,
|
|
bool referenced, int none_or_zero, int status),
|
|
|
|
TP_ARGS(mm, page, writable, referenced, none_or_zero, status),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct mm_struct *, mm)
|
|
__field(unsigned long, pfn)
|
|
__field(bool, writable)
|
|
__field(bool, referenced)
|
|
__field(int, none_or_zero)
|
|
__field(int, status)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->mm = mm;
|
|
__entry->pfn = page ? page_to_pfn(page) : -1;
|
|
__entry->writable = writable;
|
|
__entry->referenced = referenced;
|
|
__entry->none_or_zero = none_or_zero;
|
|
__entry->status = status;
|
|
),
|
|
|
|
TP_printk("mm=%p, scan_pfn=0x%lx, writable=%d, referenced=%d, none_or_zero=%d, status=%s",
|
|
__entry->mm,
|
|
__entry->pfn,
|
|
__entry->writable,
|
|
__entry->referenced,
|
|
__entry->none_or_zero,
|
|
__print_symbolic(__entry->status, SCAN_STATUS))
|
|
);
|
|
|
|
TRACE_EVENT(mm_collapse_huge_page,
|
|
|
|
TP_PROTO(struct mm_struct *mm, int isolated, int status),
|
|
|
|
TP_ARGS(mm, isolated, status),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct mm_struct *, mm)
|
|
__field(int, isolated)
|
|
__field(int, status)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->mm = mm;
|
|
__entry->isolated = isolated;
|
|
__entry->status = status;
|
|
),
|
|
|
|
TP_printk("mm=%p, isolated=%d, status=%s",
|
|
__entry->mm,
|
|
__entry->isolated,
|
|
__print_symbolic(__entry->status, SCAN_STATUS))
|
|
);
|
|
|
|
TRACE_EVENT(mm_collapse_huge_page_isolate,
|
|
|
|
TP_PROTO(struct page *page, int none_or_zero,
|
|
bool referenced, bool writable, int status),
|
|
|
|
TP_ARGS(page, none_or_zero, referenced, writable, status),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, pfn)
|
|
__field(int, none_or_zero)
|
|
__field(bool, referenced)
|
|
__field(bool, writable)
|
|
__field(int, status)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->pfn = page ? page_to_pfn(page) : -1;
|
|
__entry->none_or_zero = none_or_zero;
|
|
__entry->referenced = referenced;
|
|
__entry->writable = writable;
|
|
__entry->status = status;
|
|
),
|
|
|
|
TP_printk("scan_pfn=0x%lx, none_or_zero=%d, referenced=%d, writable=%d, status=%s",
|
|
__entry->pfn,
|
|
__entry->none_or_zero,
|
|
__entry->referenced,
|
|
__entry->writable,
|
|
__print_symbolic(__entry->status, SCAN_STATUS))
|
|
);
|
|
|
|
#endif /* __HUGE_MEMORY_H */
|
|
#include <trace/define_trace.h>
|