If every discard were issued successfully, we can avoid further discard.
Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
fs/f2fs/segment.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 342b720fb4db..fdd8cd21522f 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -1063,6 +1063,8 @@ static void __init_discard_policy(struct f2fs_sb_info
*sbi,
} else if (discard_type == DPOLICY_UMOUNT) {
dpolicy->max_requests = UINT_MAX;
dpolicy->io_aware = false;
+ /* we need to issue all to keep CP_TRIMMED_FLAG */
+ dpolicy->granularity = 1;
}
}
--
2.19.0.605.g01d371f741-goog
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