Re: [PATCH v3 1/2] f2fs: add F2FS_IOC_GET_COMPRESS_OPTION ioctl

From: Daeho Jeong
Date: Mon Oct 26 2020 - 19:02:34 EST


I thought I gave the information about that in the commit message. Is
this not enough for you?
Actually, there is no space for F2FS ioctl documentation now. :(

2020년 10월 27일 (화) 오전 4:04, Eric Biggers <ebiggers@xxxxxxxxxx>님이 작성:
>
> On Mon, Oct 26, 2020 at 01:16:55PM +0900, Daeho Jeong wrote:
> > From: Daeho Jeong <daehojeong@xxxxxxxxxx>
> >
> > Added a new F2FS_IOC_GET_COMPRESS_OPTION ioctl to get file compression
> > option of a file.
> >
> > struct f2fs_comp_option {
> > u8 algorithm; => compression algorithm
> > => 0:lzo, 1:lz4, 2:zstd, 3:lzorle
> > u8 log_cluster_size; => log scale cluster size
> > => 2 ~ 8
> > };
> >
> > struct f2fs_comp_option option;
> >
> > ioctl(fd, F2FS_IOC_GET_COMPRESS_OPTION, &option);
> >
> > Signed-off-by: Daeho Jeong <daehojeong@xxxxxxxxxx>
> > Reviewed-by: Eric Biggers <ebiggers@xxxxxxxxxx>
>
> Please don't add Reviewed-by until it is explicitly given.
>
> The actual code looks fine, but there's still no mention of documentation,
> tests, or use cases.
>
> - Eric