From e943a10d94f6076f7bc8da91828cbdca5fbf62fc Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 25 Oct 2013 14:26:31 +0900 Subject: [PATCH] f2fs: add tracepoint for vm_page_mkwrite This patch adds a tracepoint for f2fs_vm_page_mkwrite. Signed-off-by: Jaegeuk Kim --- fs/f2fs/file.c | 1 + include/trace/events/f2fs.h | 7 +++++++ 2 files changed, 8 insertions(+) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index c80faa2fff39..2d4190a4abe3 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -88,6 +88,7 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma, set_page_dirty(page); SetPageUptodate(page); + trace_f2fs_vm_page_mkwrite(page, DATA); mapped: /* fill the page */ wait_on_page_writeback(page); diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index ebde3afb89cd..e0dc355fa317 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -667,6 +667,13 @@ DEFINE_EVENT(f2fs__page, f2fs_set_page_dirty, TP_ARGS(page, type) ); +DEFINE_EVENT(f2fs__page, f2fs_vm_page_mkwrite, + + 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),