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Date: Fri, 25 Oct 2013 14:34:59 +0900 From: Jaegeuk Kim <jaegeuk.kim@...sung.com> To: unlisted-recipients:; (no To-header on input) Cc: Jaegeuk Kim <jaegeuk.kim@...sung.com>, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net Subject: [PATCH 2/2] f2fs: add tracepoint for vm_page_mkwrite This patch adds a tracepoint for f2fs_vm_page_mkwrite. Signed-off-by: Jaegeuk Kim <jaegeuk.kim@...sung.com> --- 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 c80faa2..2d4190a 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 ebde3af..e0dc355 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), -- 1.8.4.474.g128a96c -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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