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SubjectRE: [PATCH 1/3] exfat: remove useless directory scan in exfat_add_entry()
Date
> There is nothing in directory just created, so there is no need to scan.
>
> Signed-off-by: Tetsuhiro Kohada <kohada.t2@gmail.com>

Acked-by: Sungjong Seo <sj1557.seo@samsung.com>

> ---
> fs/exfat/namei.c | 11 +----------
> 1 file changed, 1 insertion(+), 10 deletions(-)
>
> diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c index
> b966b9120c9c..803748946ddb 100644
> --- a/fs/exfat/namei.c
> +++ b/fs/exfat/namei.c
> @@ -530,19 +530,10 @@ static int exfat_add_entry(struct inode *inode,
> const char *path,
> info->size = 0;
> info->num_subdirs = 0;
> } else {
> - int count;
> - struct exfat_chain cdir;
> -
> info->attr = ATTR_SUBDIR;
> info->start_clu = start_clu;
> info->size = clu_size;
> -
> - exfat_chain_set(&cdir, info->start_clu,
> - EXFAT_B_TO_CLU(info->size, sbi), info->flags);
> - count = exfat_count_dir_entries(sb, &cdir);
> - if (count < 0)
> - return -EIO;
> - info->num_subdirs = count + EXFAT_MIN_SUBDIR;
> + info->num_subdirs = EXFAT_MIN_SUBDIR;
> }
> memset(&info->crtime, 0, sizeof(info->crtime));
> memset(&info->mtime, 0, sizeof(info->mtime));
> --
> 2.25.1


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