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Date: Mon, 12 Oct 2020 10:28:14 +0800 From: Chao Yu <yuchao0@...wei.com> To: <jaegeuk@...nel.org> CC: <linux-f2fs-devel@...ts.sourceforge.net>, <linux-kernel@...r.kernel.org>, <chao@...nel.org>, Chao Yu <yuchao0@...wei.com> Subject: [PATCH] f2fs: don't issue flush in f2fs_flush_device_cache() for nobarrier case This patch changes f2fs_flush_device_cache() to skip issuing flush for nobarrier case. Signed-off-by: Chao Yu <yuchao0@...wei.com> --- fs/f2fs/segment.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 13ecd2c2c361..f14499632b45 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -759,6 +759,9 @@ int f2fs_flush_device_cache(struct f2fs_sb_info *sbi) if (!f2fs_is_multi_device(sbi)) return 0; + if (test_opt(sbi, NOBARRIER)) + return 0; + for (i = 1; i < sbi->s_ndevs; i++) { if (!f2fs_test_bit(i, (char *)&sbi->dirty_device)) continue; -- 2.26.2
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