Messages in this thread Patch in this message | | | From | Jaegeuk Kim <> | Subject | [PATCH 3/7] f2fs: try to keep CP_TRIMMED_FLAG after successful umount | Date | Tue, 29 Jan 2019 07:47:13 +0800 |
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If every discard were issued successfully, we can avoid further discard.
Signed-off-by: Jaegeuk Kim <jaegeuk@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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