Fix: discover Debian API
[lttng-modules.git] / instrumentation / events / lttng-module / kmem.h
index dab8989c0ea8327462ea2377991b873fc98680c8..7efca3e8358a3ba37bc86d900aa2b4a861532afe 100644 (file)
@@ -1,10 +1,17 @@
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM kmem
 
-#if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_KMEM_H
+#if !defined(LTTNG_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
+#define LTTNG_TRACE_KMEM_H
 
-DECLARE_EVENT_CLASS(kmem_alloc,
+#include "../../../probes/lttng-tracepoint-event.h"
+#include <linux/types.h>
+#include <linux/version.h>
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
+#include <trace/events/gfpflags.h>
+#endif
+
+LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc,
 
        TP_PROTO(unsigned long call_site,
                 const void *ptr,
@@ -15,8 +22,8 @@ DECLARE_EVENT_CLASS(kmem_alloc,
        TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
 
        TP_STRUCT__entry(
-               __field(        unsigned long,  call_site       )
-               __field(        const void *,   ptr             )
+               __field_hex(    unsigned long,  call_site       )
+               __field_hex(    const void *,   ptr             )
                __field(        size_t,         bytes_req       )
                __field(        size_t,         bytes_alloc     )
                __field(        gfp_t,          gfp_flags       )
@@ -38,7 +45,9 @@ DECLARE_EVENT_CLASS(kmem_alloc,
                show_gfp_flags(__entry->gfp_flags))
 )
 
-DEFINE_EVENT(kmem_alloc, kmalloc,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc, kmalloc,
+
+       kmem_kmalloc,
 
        TP_PROTO(unsigned long call_site, const void *ptr,
                 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
@@ -46,7 +55,7 @@ DEFINE_EVENT(kmem_alloc, kmalloc,
        TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
 )
 
-DEFINE_EVENT(kmem_alloc, kmem_cache_alloc,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc, kmem_cache_alloc,
 
        TP_PROTO(unsigned long call_site, const void *ptr,
                 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
@@ -54,7 +63,7 @@ DEFINE_EVENT(kmem_alloc, kmem_cache_alloc,
        TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
 )
 
-DECLARE_EVENT_CLASS(kmem_alloc_node,
+LTTNG_TRACEPOINT_EVENT_CLASS(kmem_alloc_node,
 
        TP_PROTO(unsigned long call_site,
                 const void *ptr,
@@ -66,8 +75,8 @@ DECLARE_EVENT_CLASS(kmem_alloc_node,
        TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
 
        TP_STRUCT__entry(
-               __field(        unsigned long,  call_site       )
-               __field(        const void *,   ptr             )
+               __field_hex(    unsigned long,  call_site       )
+               __field_hex(    const void *,   ptr             )
                __field(        size_t,         bytes_req       )
                __field(        size_t,         bytes_alloc     )
                __field(        gfp_t,          gfp_flags       )
@@ -92,7 +101,9 @@ DECLARE_EVENT_CLASS(kmem_alloc_node,
                __entry->node)
 )
 
-DEFINE_EVENT(kmem_alloc_node, kmalloc_node,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_alloc_node, kmalloc_node,
+
+       kmem_kmalloc_node,
 
        TP_PROTO(unsigned long call_site, const void *ptr,
                 size_t bytes_req, size_t bytes_alloc,
@@ -101,7 +112,7 @@ DEFINE_EVENT(kmem_alloc_node, kmalloc_node,
        TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 )
 
-DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_alloc_node, kmem_cache_alloc_node,
 
        TP_PROTO(unsigned long call_site, const void *ptr,
                 size_t bytes_req, size_t bytes_alloc,
@@ -110,15 +121,15 @@ DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node,
        TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 )
 
-DECLARE_EVENT_CLASS(kmem_free,
+LTTNG_TRACEPOINT_EVENT_CLASS(kmem_free,
 
        TP_PROTO(unsigned long call_site, const void *ptr),
 
        TP_ARGS(call_site, ptr),
 
        TP_STRUCT__entry(
-               __field(        unsigned long,  call_site       )
-               __field(        const void *,   ptr             )
+               __field_hex(    unsigned long,  call_site       )
+               __field_hex(    const void *,   ptr             )
        ),
 
        TP_fast_assign(
@@ -129,28 +140,35 @@ DECLARE_EVENT_CLASS(kmem_free,
        TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
 )
 
-DEFINE_EVENT(kmem_free, kfree,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_free, kfree,
+
+       kmem_kfree,
 
        TP_PROTO(unsigned long call_site, const void *ptr),
 
        TP_ARGS(call_site, ptr)
 )
 
-DEFINE_EVENT(kmem_free, kmem_cache_free,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(kmem_free, kmem_cache_free,
 
        TP_PROTO(unsigned long call_site, const void *ptr),
 
        TP_ARGS(call_site, ptr)
 )
 
-TRACE_EVENT(mm_page_free_direct,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
+LTTNG_TRACEPOINT_EVENT(mm_page_free,
+#else
+LTTNG_TRACEPOINT_EVENT(mm_page_free_direct,
+#endif
 
        TP_PROTO(struct page *page, unsigned int order),
 
        TP_ARGS(page, order),
 
        TP_STRUCT__entry(
-               __field(        struct page *,  page            )
+               __field_hex(    struct page *,  page            )
                __field(        unsigned int,   order           )
        ),
 
@@ -165,14 +183,18 @@ TRACE_EVENT(mm_page_free_direct,
                        __entry->order)
 )
 
-TRACE_EVENT(mm_pagevec_free,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
+LTTNG_TRACEPOINT_EVENT(mm_page_free_batched,
+#else
+LTTNG_TRACEPOINT_EVENT(mm_pagevec_free,
+#endif
 
        TP_PROTO(struct page *page, int cold),
 
        TP_ARGS(page, cold),
 
        TP_STRUCT__entry(
-               __field(        struct page *,  page            )
+               __field_hex(    struct page *,  page            )
                __field(        int,            cold            )
        ),
 
@@ -187,7 +209,7 @@ TRACE_EVENT(mm_pagevec_free,
                        __entry->cold)
 )
 
-TRACE_EVENT(mm_page_alloc,
+LTTNG_TRACEPOINT_EVENT(mm_page_alloc,
 
        TP_PROTO(struct page *page, unsigned int order,
                        gfp_t gfp_flags, int migratetype),
@@ -195,7 +217,7 @@ TRACE_EVENT(mm_page_alloc,
        TP_ARGS(page, order, gfp_flags, migratetype),
 
        TP_STRUCT__entry(
-               __field(        struct page *,  page            )
+               __field_hex(    struct page *,  page            )
                __field(        unsigned int,   order           )
                __field(        gfp_t,          gfp_flags       )
                __field(        int,            migratetype     )
@@ -210,20 +232,20 @@ TRACE_EVENT(mm_page_alloc,
 
        TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
                __entry->page,
-               page_to_pfn(__entry->page),
+               __entry->page ? page_to_pfn(__entry->page) : 0,
                __entry->order,
                __entry->migratetype,
                show_gfp_flags(__entry->gfp_flags))
 )
 
-DECLARE_EVENT_CLASS(mm_page,
+LTTNG_TRACEPOINT_EVENT_CLASS(mm_page,
 
        TP_PROTO(struct page *page, unsigned int order, int migratetype),
 
        TP_ARGS(page, order, migratetype),
 
        TP_STRUCT__entry(
-               __field(        struct page *,  page            )
+               __field_hex(    struct page *,  page            )
                __field(        unsigned int,   order           )
                __field(        int,            migratetype     )
        ),
@@ -236,22 +258,26 @@ DECLARE_EVENT_CLASS(mm_page,
 
        TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
                __entry->page,
-               page_to_pfn(__entry->page),
+               __entry->page ? page_to_pfn(__entry->page) : 0,
                __entry->order,
                __entry->migratetype,
                __entry->order == 0)
 )
 
-DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
+LTTNG_TRACEPOINT_EVENT_INSTANCE(mm_page, mm_page_alloc_zone_locked,
 
        TP_PROTO(struct page *page, unsigned int order, int migratetype),
 
        TP_ARGS(page, order, migratetype)
 )
 
-DEFINE_EVENT_PRINT(mm_page, mm_page_pcpu_drain,
+LTTNG_TRACEPOINT_EVENT_INSTANCE_PRINT(mm_page, mm_page_pcpu_drain,
 
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33))
        TP_PROTO(struct page *page, unsigned int order, int migratetype),
+#else
+       TP_PROTO(struct page *page, int order, int migratetype),
+#endif
 
        TP_ARGS(page, order, migratetype),
 
@@ -260,7 +286,140 @@ DEFINE_EVENT_PRINT(mm_page, mm_page_pcpu_drain,
                __entry->order, __entry->migratetype)
 )
 
-TRACE_EVENT(mm_page_alloc_extfrag,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,19,2)      \
+       || LTTNG_KERNEL_RANGE(3,14,36, 3,15,0)          \
+       || LTTNG_DEBIAN_KERNEL_RANGE(3,16,7,9,0,0, 3,17,0,0,0,0))
+
+LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
+
+       TP_PROTO(struct page *page,
+               int alloc_order, int fallback_order,
+               int alloc_migratetype, int fallback_migratetype),
+
+       TP_ARGS(page,
+               alloc_order, fallback_order,
+               alloc_migratetype, fallback_migratetype),
+
+       TP_STRUCT__entry(
+               __field_hex(    struct page *,  page                    )
+               __field(        int,            alloc_order             )
+               __field(        int,            fallback_order          )
+               __field(        int,            alloc_migratetype       )
+               __field(        int,            fallback_migratetype    )
+               __field(        int,            change_ownership        )
+       ),
+
+       TP_fast_assign(
+               tp_assign(page, page)
+               tp_assign(alloc_order, alloc_order)
+               tp_assign(fallback_order, fallback_order)
+               tp_assign(alloc_migratetype, alloc_migratetype)
+               tp_assign(fallback_migratetype, fallback_migratetype)
+               tp_assign(change_ownership,
+                       (alloc_migratetype == get_pageblock_migratetype(page)))
+       ),
+
+       TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
+               __entry->page,
+               page_to_pfn(__entry->page),
+               __entry->alloc_order,
+               __entry->fallback_order,
+               pageblock_order,
+               __entry->alloc_migratetype,
+               __entry->fallback_migratetype,
+               __entry->fallback_order < pageblock_order,
+               __entry->change_ownership)
+)
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,30))
+
+LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
+
+       TP_PROTO(struct page *page,
+               int alloc_order, int fallback_order,
+               int alloc_migratetype, int fallback_migratetype, int new_migratetype),
+
+       TP_ARGS(page,
+               alloc_order, fallback_order,
+               alloc_migratetype, fallback_migratetype, new_migratetype),
+
+       TP_STRUCT__entry(
+               __field_hex(    struct page *,  page                    )
+               __field(        int,            alloc_order             )
+               __field(        int,            fallback_order          )
+               __field(        int,            alloc_migratetype       )
+               __field(        int,            fallback_migratetype    )
+               __field(        int,            change_ownership        )
+       ),
+
+       TP_fast_assign(
+               tp_assign(page, page)
+               tp_assign(alloc_order, alloc_order)
+               tp_assign(fallback_order, fallback_order)
+               tp_assign(alloc_migratetype, alloc_migratetype)
+               tp_assign(fallback_migratetype, fallback_migratetype)
+               tp_assign(change_ownership, (new_migratetype == alloc_migratetype))
+       ),
+
+       TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
+               __entry->page,
+               page_to_pfn(__entry->page),
+               __entry->alloc_order,
+               __entry->fallback_order,
+               pageblock_order,
+               __entry->alloc_migratetype,
+               __entry->fallback_migratetype,
+               __entry->fallback_order < pageblock_order,
+               __entry->change_ownership)
+)
+
+#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0))
+
+LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
+
+       TP_PROTO(struct page *page,
+                       int alloc_order, int fallback_order,
+                       int alloc_migratetype, int fallback_migratetype,
+                       int change_ownership),
+
+       TP_ARGS(page,
+               alloc_order, fallback_order,
+               alloc_migratetype, fallback_migratetype,
+               change_ownership),
+
+       TP_STRUCT__entry(
+               __field_hex(    struct page *,  page                    )
+               __field(        int,            alloc_order             )
+               __field(        int,            fallback_order          )
+               __field(        int,            alloc_migratetype       )
+               __field(        int,            fallback_migratetype    )
+               __field(        int,            change_ownership        )
+       ),
+
+       TP_fast_assign(
+               tp_assign(page, page)
+               tp_assign(alloc_order, alloc_order)
+               tp_assign(fallback_order, fallback_order)
+               tp_assign(alloc_migratetype, alloc_migratetype)
+               tp_assign(fallback_migratetype, fallback_migratetype)
+               tp_assign(change_ownership, change_ownership)
+       ),
+
+       TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
+               __entry->page,
+               page_to_pfn(__entry->page),
+               __entry->alloc_order,
+               __entry->fallback_order,
+               pageblock_order,
+               __entry->alloc_migratetype,
+               __entry->fallback_migratetype,
+               __entry->fallback_order < pageblock_order,
+               __entry->change_ownership)
+)
+
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
+
+LTTNG_TRACEPOINT_EVENT(mm_page_alloc_extfrag,
 
        TP_PROTO(struct page *page,
                        int alloc_order, int fallback_order,
@@ -271,7 +430,7 @@ TRACE_EVENT(mm_page_alloc_extfrag,
                alloc_migratetype, fallback_migratetype),
 
        TP_STRUCT__entry(
-               __field(        struct page *,  page                    )
+               __field_hex(    struct page *,  page                    )
                __field(        int,            alloc_order             )
                __field(        int,            fallback_order          )
                __field(        int,            alloc_migratetype       )
@@ -298,7 +457,11 @@ TRACE_EVENT(mm_page_alloc_extfrag,
                __entry->alloc_migratetype == __entry->fallback_migratetype)
 )
 
-#endif /* _TRACE_KMEM_H */
+#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,12,0)) */
+
+#endif
+
+#endif /* LTTNG_TRACE_KMEM_H */
 
 /* This part must be outside protection */
 #include "../../../probes/define_trace.h"
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