linux-kernel - [PATCH] f2fs: enable tuning of boost_zoned_gc

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Message-ID: <20250523002146.763-1-yohan.joung@sk.com>
Date: Fri, 23 May 2025 09:21:45 +0900
From: "yohan.joung" <yohan.joung@...com>
To: jaegeuk@...nel.org,
	chao@...nel.org,
	daehojeong@...gle.com
Cc: linux-kernel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net,
	pilhyun.kim@...com,
	"yohan.joung" <yohan.joung@...com>
Subject: [PATCH] f2fs: enable tuning of boost_zoned_gc_percent via sysfs

to allow users to dynamically tune
the boost_zoned_gc_percent parameter

Signed-off-by: yohan.joung <yohan.joung@...com>
---
 fs/f2fs/gc.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/gc.h b/fs/f2fs/gc.h
index 5c1eaf55e127..f9ff68dc2bcc 100644
--- a/fs/f2fs/gc.h
+++ b/fs/f2fs/gc.h
@@ -194,6 +194,8 @@ static inline bool has_enough_invalid_blocks(struct f2fs_sb_info *sbi)
 static inline bool need_to_boost_gc(struct f2fs_sb_info *sbi)
 {
 	if (f2fs_sb_has_blkzoned(sbi))
-		return !has_enough_free_blocks(sbi, LIMIT_BOOST_ZONED_GC);
+		return !has_enough_free_blocks(sbi,
+			sbi->gc_thread->boost_zoned_gc_percent < 100
+			? sbi->gc_thread->boost_zoned_gc_percent : 100);
 	return has_enough_invalid_blocks(sbi);
 }
-- 
2.33.0