* [PATCH] f2fs: don't issue flush in f2fs_flush_device_cache() for nobarrier case
@ 2020-10-12 2:28 Chao Yu
0 siblings, 0 replies; only message in thread
From: Chao Yu @ 2020-10-12 2:28 UTC (permalink / raw)
To: jaegeuk; +Cc: linux-f2fs-devel, linux-kernel, chao, Chao Yu
This patch changes f2fs_flush_device_cache() to skip issuing flush for
nobarrier case.
Signed-off-by: Chao Yu <yuchao0@huawei.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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