f2fs: split grab_cache_page and wait_on_page_writeback for node pages
authorJaegeuk Kim <jaegeuk.kim@samsung.com>
Tue, 29 Apr 2014 08:28:32 +0000 (17:28 +0900)
committerJaegeuk Kim <jaegeuk.kim@samsung.com>
Wed, 7 May 2014 01:21:58 +0000 (10:21 +0900)
commit54b591dfda1f5ab0bc2a9ce1bee5364110168777
tree7f7f2ad061083fad401fcbc96728817e3cbe790e
parent8aa6f1c5bd7043734fff1961a4795da9cc5d0f50
f2fs: split grab_cache_page and wait_on_page_writeback for node pages

This patch splits grab_cache_page_write_begin into grab_cache_page and
wait_on_page_writeback for node pages.

This patch intends to enhance the latency to get node pages by alleviating
unnecessary wait_on_page_writeback.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
fs/f2fs/dir.c
fs/f2fs/inline.c
fs/f2fs/node.c
fs/f2fs/node.h
fs/f2fs/xattr.c