From: Chao Yu <chao@kernel.org>
Date: Tue, 18 Jan 2022 03:48:02 +0000 (+0800)
Subject: f2fs: fix to enable ATGC correctly via gc_idle sysfs interface
X-Git-Tag: v5.17.2~856
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=ba7d90c0e893659284081830423e0073cf88976d;p=users%2Fdwmw2%2Flinux.git

f2fs: fix to enable ATGC correctly via gc_idle sysfs interface

[ Upstream commit 7d19e3dab0002e527052b0aaf986e8c32e5537bf ]

It needs to assign sbi->gc_mode with GC_IDLE_AT rather than GC_AT when
user tries to enable ATGC via gc_idle sysfs interface, fix it.

Fixes: 093749e296e2 ("f2fs: support age threshold based garbage collection")
Cc: Zhipeng Tan <tanzhipeng@hust.edu.cn>
Signed-off-by: Jicheng Shao <shaojicheng@hust.edu.cn>
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 8ac5066712454..bdb1b5c05be2e 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -481,7 +481,7 @@ out:
 		} else if (t == GC_IDLE_AT) {
 			if (!sbi->am.atgc_enabled)
 				return -EINVAL;
-			sbi->gc_mode = GC_AT;
+			sbi->gc_mode = GC_IDLE_AT;
 		} else {
 			sbi->gc_mode = GC_NORMAL;
 		}