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f2fs: don't start checkpoint thread in readonly mountpoint 

In readonly mountpoint, there should be no write IOs include checkpoint
IO, so that it's not needed to create kernel checkpoint thread.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2021-03-17 17:56:03 +08:00 committed by Jaegeuk Kim
parent ac2d750b20
commit 3f7070b050
1 changed files with 5 additions and 5 deletions
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10
fs/f2fs/super.c
View File

@ -2069,8 +2069,10 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data)
}
}
if (!test_opt(sbi, DISABLE_CHECKPOINT) &&
test_opt(sbi, MERGE_CHECKPOINT)) {
if ((*flags & SB_RDONLY) || test_opt(sbi, DISABLE_CHECKPOINT) ||
!test_opt(sbi, MERGE_CHECKPOINT)) {
f2fs_stop_ckpt_thread(sbi);
} else {
err = f2fs_start_ckpt_thread(sbi);
if (err) {
f2fs_err(sbi,
@ -2078,8 +2080,6 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data)
err);
goto restore_gc;
}
} else {
f2fs_stop_ckpt_thread(sbi);
}
/*
@ -3835,7 +3835,7 @@ try_onemore:
/* setup checkpoint request control and start checkpoint issue thread */
f2fs_init_ckpt_req_control(sbi);
if (!test_opt(sbi, DISABLE_CHECKPOINT) &&
if (!f2fs_readonly(sb) && !test_opt(sbi, DISABLE_CHECKPOINT) &&
test_opt(sbi, MERGE_CHECKPOINT)) {
err = f2fs_start_ckpt_thread(sbi);
if (err) {