Re: [PATCH] mm/hugetlbfs: use macro SZ_1K to replace 1024

From: Al Viro
Date: Wed Sep 14 2022 - 12:43:48 EST


On Wed, Sep 14, 2022 at 07:57:23PM +0800, Xin Hao wrote:
> Using macro SZ_1K in hugetlbfs_show_options() has no any functional
> changes, just makes code more readable.

Why is it any more readable that way?

> Signed-off-by: Xin Hao <xhao@xxxxxxxxxxxxxxxxx>
> ---
> fs/hugetlbfs/inode.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
> index f7a5b5124d8a..9b9784ffe8de 100644
> --- a/fs/hugetlbfs/inode.c
> +++ b/fs/hugetlbfs/inode.c
> @@ -1023,10 +1023,10 @@ static int hugetlbfs_show_options(struct seq_file *m, struct dentry *root)
> if (sbinfo->max_inodes != -1)
> seq_printf(m, ",nr_inodes=%lu", sbinfo->max_inodes);
>
> - hpage_size /= 1024;
> + hpage_size /= SZ_1K;
> mod = 'K';
> - if (hpage_size >= 1024) {
> - hpage_size /= 1024;
> + if (hpage_size >= SZ_1K) {
> + hpage_size /= SZ_1K;
> mod = 'M';
> }
> seq_printf(m, ",pagesize=%lu%c", hpage_size, mod);
> --
> 2.31.0