f2fs: add tracepoint for set_page_dirty

[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / include / trace / events / f2fs.h

diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 52ae54828eda4eb905023124a9b2d4c5cb500226..ebde3afb89cd0bcf4eebf9493c2a79e61c62e4db 100644 (file)
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -36,6 +36,11 @@
                { CURSEG_COLD_NODE,     "Cold NODE" },                  \
                { NO_CHECK_TYPE,        "No TYPE" })
 
+#define show_file_type(type)                                           \
+       __print_symbolic(type,                                          \
+               { 0,            "FILE" },                               \
+               { 1,            "DIR" })
+
 #define show_gc_type(type)                                             \
        __print_symbolic(type,                                          \
                { FG_GC,        "Foreground GC" },                      \
@@ -623,6 +628,45 @@ TRACE_EVENT(f2fs_do_submit_bio,
                __entry->size)
 );
 
+DECLARE_EVENT_CLASS(f2fs__page,
+
+       TP_PROTO(struct page *page, int type),
+
+       TP_ARGS(page, type),
+
+       TP_STRUCT__entry(
+               __field(dev_t,  dev)
+               __field(ino_t,  ino)
+               __field(int, type)
+               __field(int, dir)
+               __field(pgoff_t, index)
+               __field(int, dirty)
+       ),
+
+       TP_fast_assign(
+               __entry->dev    = page->mapping->host->i_sb->s_dev;
+               __entry->ino    = page->mapping->host->i_ino;
+               __entry->type   = type;
+               __entry->dir    = S_ISDIR(page->mapping->host->i_mode);
+               __entry->index  = page->index;
+               __entry->dirty  = PageDirty(page);
+       ),
+
+       TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, dirty = %d",
+               show_dev_ino(__entry),
+               show_block_type(__entry->type),
+               show_file_type(__entry->dir),
+               (unsigned long)__entry->index,
+               __entry->dirty)
+);
+
+DEFINE_EVENT(f2fs__page, f2fs_set_page_dirty,
+
+       TP_PROTO(struct page *page, int type),
+
+       TP_ARGS(page, type)
+);
+
 TRACE_EVENT(f2fs_submit_write_page,
 
        TP_PROTO(struct page *page, block_t blk_addr, int type),