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SubjectRE: [PATCH] exfat: remove 'rwoffset' in exfat_inode_info
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> Remove 'rwoffset' in exfat_inode_info and replace it with the
> parameter(cpos) of exfat_readdir.
> Since rwoffset of is referenced only by exfat_readdir, it is not
> necessary a exfat_inode_info's member.
>
> Signed-off-by: Tetsuhiro Kohada <kohada.t2@gmail.com>
> ---
> fs/exfat/dir.c | 16 ++++++----------
> fs/exfat/exfat_fs.h | 2 --
> fs/exfat/file.c | 2 --
> fs/exfat/inode.c | 3 ---
> fs/exfat/super.c | 1 -
> 5 files changed, 6 insertions(+), 18 deletions(-)
>
> diff --git a/fs/exfat/dir.c b/fs/exfat/dir.c index
> a9b13ae3f325..fa5bb72aa295 100644
> --- a/fs/exfat/dir.c
> +++ b/fs/exfat/dir.c
[snip]
> sector @@ -262,13 +260,11 @@ static int exfat_iterate(struct file *filp,
> struct dir_context *ctx)
> goto end_of_dir;
> }
>
> - cpos = EXFAT_DEN_TO_B(ei->rwoffset);
> -
> if (!nb->lfn[0])
> goto end_of_dir;
>
> i_pos = ((loff_t)ei->start_clu << 32) |
> - ((ei->rwoffset - 1) & 0xffffffff);
> + (EXFAT_B_TO_DEN(cpos-1) & 0xffffffff);

Need to fix the above line to be:
(EXFAT_B_TO_DEN(cpos)-1)) & 0xffffffff);

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