[PATCH 2/5] f2fs: force compressed data into warm area

[Chao Yu <yuchao0@huawei.com>]

Generally, data shows better continuity in warm data area as its
default allocation direction is right, in order to enhance
sequential read/write performance of compress inode, let's force
compress data into warm area.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
 fs/f2fs/segment.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 601d67e72c50..ab1bc750712a 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -3037,9 +3037,10 @@ static int __get_segment_type_6(struct f2fs_io_info *fio)
 	if (fio->type == DATA) {
 		struct inode *inode = fio->page->mapping->host;
 
-		if (is_cold_data(fio->page) || file_is_cold(inode) ||
-				f2fs_compressed_file(inode))
+		if (is_cold_data(fio->page) || file_is_cold(inode))
 			return CURSEG_COLD_DATA;
+		if (f2fs_compressed_file(inode))
+			return CURSEG_WARM_DATA;
 		if (file_is_hot(inode) ||
 				is_inode_flag_set(inode, FI_HOT_DATA) ||
 				f2fs_is_atomic_file(inode) ||
-- 
2.18.0.rc1