linux-kernel - [PATCH] f2fs: fix to enable ATGC correctly via gc

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Message-Id: <20220118034802.98403-1-chao@kernel.org>
Date:   Tue, 18 Jan 2022 11:48:02 +0800
From:   Chao Yu <chao@...nel.org>
To:     jaegeuk@...nel.org
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, Chao Yu <chao@...nel.org>,
        Zhipeng Tan <tanzhipeng@...t.edu.cn>,
        Jicheng Shao <shaojicheng@...t.edu.cn>
Subject: [PATCH] f2fs: fix to enable ATGC correctly via gc_idle sysfs interface

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@...t.edu.cn>
Signed-off-by: Jicheng Shao <shaojicheng@...t.edu.cn>
Signed-off-by: Chao Yu <chao@...nel.org>
---
 fs/f2fs/sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index f8a14b1e2ef7..699f97610e8a 100644
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -482,7 +482,7 @@ static ssize_t __sbi_store(struct f2fs_attr *a,
 		} 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;
 		}
-- 
2.25.1