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f2fs: add tracepoint for set_page_dirty 

This patch adds a tracepoint for set_page_dirty.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim 2013-10-24 17:53:29 +09:00
parent e8d61a7488
commit 26c6b88799
4 changed files with 50 additions and 0 deletions
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2
fs/f2fs/checkpoint.c
View File

@ -167,6 +167,8 @@ static int f2fs_set_meta_page_dirty(struct page *page)
struct address_space *mapping = page->mapping;
struct f2fs_sb_info *sbi = F2FS_SB(mapping->host->i_sb);
trace_f2fs_set_page_dirty(page, META);
SetPageUptodate(page);
if (!PageDirty(page)) {
__set_page_dirty_nobuffers(page);

2
fs/f2fs/data.c
View File

@ -756,6 +756,8 @@ static int f2fs_set_data_page_dirty(struct page *page)
struct address_space *mapping = page->mapping;
struct inode *inode = mapping->host;
trace_f2fs_set_page_dirty(page, DATA);
SetPageUptodate(page);
if (!PageDirty(page)) {
__set_page_dirty_nobuffers(page);

2
fs/f2fs/node.c
View File

@ -1225,6 +1225,8 @@ static int f2fs_set_node_page_dirty(struct page *page)
struct address_space *mapping = page->mapping;
struct f2fs_sb_info *sbi = F2FS_SB(mapping->host->i_sb);
trace_f2fs_set_page_dirty(page, NODE);
SetPageUptodate(page);
if (!PageDirty(page)) {
__set_page_dirty_nobuffers(page);

44
include/trace/events/f2fs.h
View File

@ -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),