[PATCH v2 1/5] hugetlbfs: use helper macro SZ_1{K,M}

From: Miaohe Lin
Date: Tue Jul 26 2022 - 10:29:40 EST


Use helper macro SZ_1K and SZ_1M to do the size conversion. Minor
readability improvement.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
---
fs/hugetlbfs/inode.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 20336cb3c040..e998c416b85f 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -1309,7 +1309,7 @@ static int hugetlbfs_parse_param(struct fs_context *fc, struct fs_parameter *par
ps = memparse(param->string, &rest);
ctx->hstate = size_to_hstate(ps);
if (!ctx->hstate) {
- pr_err("Unsupported page size %lu MB\n", ps >> 20);
+ pr_err("Unsupported page size %lu MB\n", ps / SZ_1M);
return -EINVAL;
}
return 0;
@@ -1555,7 +1555,7 @@ static struct vfsmount *__init mount_one_hugetlbfs(struct hstate *h)
}
if (IS_ERR(mnt))
pr_err("Cannot mount internal hugetlbfs for page size %luK",
- huge_page_size(h) >> 10);
+ huge_page_size(h) / SZ_1K);
return mnt;
}

--
2.23.0