From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Thu, 11 Aug 2016 02:18:38 +0000 (+0800)
Subject: f2fs: reduce batch size of fstrim
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2d9e9c32a04edef5482e53d15535b77aa7e595cd;p=linux-beck.git

f2fs: reduce batch size of fstrim

This is to reduce the batch size of fstrim to avoid long latency.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index f478cb6ec378..59eed3ec35c7 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -158,7 +158,7 @@ enum {
 	CP_DISCARD,
 };
 
-#define DEF_BATCHED_TRIM_SECTIONS	32
+#define DEF_BATCHED_TRIM_SECTIONS	2
 #define BATCHED_TRIM_SEGMENTS(sbi)	\
 		(SM_I(sbi)->trim_sections * (sbi)->segs_per_sec)
 #define BATCHED_TRIM_BLOCKS(sbi)	\