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authorChao Yu <chao2.yu@samsung.com>2014-05-06 10:53:08 +0200
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2014-05-07 03:21:59 +0200
commitc20e89cde669799eff62bf8c00ca9a4819c4e11f (patch)
tree9fba31d66ff9bff75ddb72438d3ac5d2e6a7d207 /include/trace
parentf2fs: add a tracepoint for f2fs_write_{meta,node,data}_pages (diff)
downloadlinux-c20e89cde669799eff62bf8c00ca9a4819c4e11f.tar.xz
linux-c20e89cde669799eff62bf8c00ca9a4819c4e11f.zip
f2fs: add a tracepoint for f2fs_read_data_page
This patch adds a tracepoint for f2fs_read_data_page to trace when page is readed by user. Signed-off-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/f2fs.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 91b1fcc5ec93..b983990b4a9f 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -732,6 +732,7 @@ DECLARE_EVENT_CLASS(f2fs__page,
__field(int, dir)
__field(pgoff_t, index)
__field(int, dirty)
+ __field(int, uptodate)
),
TP_fast_assign(
@@ -741,14 +742,17 @@ DECLARE_EVENT_CLASS(f2fs__page,
__entry->dir = S_ISDIR(page->mapping->host->i_mode);
__entry->index = page->index;
__entry->dirty = PageDirty(page);
+ __entry->uptodate = PageUptodate(page);
),
- TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, dirty = %d",
+ TP_printk("dev = (%d,%d), ino = %lu, %s, %s, index = %lu, "
+ "dirty = %d, uptodate = %d",
show_dev_ino(__entry),
show_block_type(__entry->type),
show_file_type(__entry->dir),
(unsigned long)__entry->index,
- __entry->dirty)
+ __entry->dirty,
+ __entry->uptodate)
);
DEFINE_EVENT(f2fs__page, f2fs_writepage,
@@ -758,6 +762,13 @@ DEFINE_EVENT(f2fs__page, f2fs_writepage,
TP_ARGS(page, type)
);
+DEFINE_EVENT(f2fs__page, f2fs_readpage,
+
+ TP_PROTO(struct page *page, int type),
+
+ TP_ARGS(page, type)
+);
+
DEFINE_EVENT(f2fs__page, f2fs_set_page_dirty,
TP_PROTO(struct page *page, int type),