linux-kernel - [PATCH 2/2] f2fs: allow ssr block allocation during checkpoint=disable period

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Message-Id: <20190521180625.10562-2-jaegeuk@kernel.org>
Date:   Tue, 21 May 2019 11:06:25 -0700
From:   Jaegeuk Kim <jaegeuk@...nel.org>
To:     linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Cc:     Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 2/2] f2fs: allow ssr block allocation during checkpoint=disable period

This patch allows to use ssr during checkpoint is disabled.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/gc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 963fb4571fd9..1e029da26053 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -387,7 +387,8 @@ static int get_victim_by_default(struct f2fs_sb_info *sbi,
 			goto next;
 		/* Don't touch checkpointed data */
 		if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED) &&
-					get_ckpt_valid_blocks(sbi, segno)))
+					get_ckpt_valid_blocks(sbi, segno) &&
+					p.alloc_mode != SSR))
 			goto next;
 		if (gc_type == BG_GC && test_bit(secno, dirty_i->victim_secmap))
 			goto next;
-- 
2.19.0.605.g01d371f741-goog