[PATCH 1/2] f2fs: assign segments correctly for direct_io

From	Jaegeuk Kim <jaegeuk@kernel.org>
Newsgroups	linux.kernel
Subject	[PATCH 1/2] f2fs: assign segments correctly for direct_io
Date	2016-11-05 00:00 +0100
Message-ID	<szVCO-7Wf-7@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Previously, we assigned CURSEG_WARM_DATA for direct_io, but if we have two or
four logs, we do not use that type at all.
Let's fix it.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/segment.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 6ba4cd4..819209b 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1501,8 +1501,12 @@ void allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
 	struct curseg_info *curseg;
 	bool direct_io = (type == CURSEG_DIRECT_IO);
 
-	type = direct_io ? CURSEG_WARM_DATA : type;
-
+	if (direct_io) {
+		if (sbi->active_logs <= 4)
+			type = CURSEG_HOT_DATA;
+		else
+			type = CURSEG_WARM_DATA;
+	}
 	curseg = CURSEG_I(sbi, type);
 
 	mutex_lock(&curseg->curseg_mutex);
-- 
2.8.3

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[PATCH 1/2] f2fs: assign segments correctly for direct_io Jaegeuk Kim <jaegeuk@kernel.org> - 2016-11-05 00:00 +0100

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