Messages in this thread | | | Date | Mon, 15 Aug 2022 11:38:00 +0800 | Subject | Re: [f2fs-dev] [PATCH] f2fs: zoned device does not support ATGC | From | Chao Yu <> |
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On 2022/8/12 6:54, Jaegeuk Kim wrote: > ATGC is using SSR which violates zoned device. > > Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org> > --- > fs/f2fs/super.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c > index 2451623c05a7..212ec2b4926b 100644 > --- a/fs/f2fs/super.c > +++ b/fs/f2fs/super.c > @@ -1298,6 +1298,10 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount) > F2FS_OPTION(sbi).discard_unit = > DISCARD_UNIT_SECTION; > } > + if (test_opt(sbi, ATGC)) { > + f2fs_err(sbi, "Zoned block device doesn't support ATGC."); > + return -EINVAL; > + }
ATGC is incompatible with LFS mode, we can check f2fs_lfs_mode() and ATGC mountoption instead, as zoned device depends on LFS mode.
Thanks,
> } > > #ifdef CONFIG_F2FS_FS_COMPRESSION
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