linux-kernel - [PATCH] hugetlbfs: Use helper macro default_hstate in init_hugetlbfs

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Date:   Sat, 16 Jan 2021 04:18:27 -0500
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <mike.kravetz@...cle.com>
CC:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH] hugetlbfs: Use helper macro default_hstate in init_hugetlbfs_fs

Since commit e5ff215941d5 ("hugetlb: multiple hstates for multiple page
sizes"), we can use macro default_hstate to get the struct hstate which
we use by default. But init_hugetlbfs_fs() forgot to use it.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 fs/hugetlbfs/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 9b221b87fbea..88751e35e69d 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -1544,7 +1544,7 @@ static int __init init_hugetlbfs_fs(void)
 		goto out_free;
 
 	/* default hstate mount is required */
-	mnt = mount_one_hugetlbfs(&hstates[default_hstate_idx]);
+	mnt = mount_one_hugetlbfs(&default_hstate);
 	if (IS_ERR(mnt)) {
 		error = PTR_ERR(mnt);
 		goto out_unreg;
-- 
2.19.1