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From:   =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
To:     linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc:     aarcange@redhat.com, hughd@google.com, nyc@holomorphy.com,
        mike.kravetz@oracle.com,
        =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Subject: [PATCH v3 3/9] hugetlb: expose hugetlbfs_inode_info in header
Date:   Tue,  7 Nov 2017 13:27:54 +0100
Message-Id: <20171107122800.25517-4-marcandre.lureau@redhat.com>
In-Reply-To: <20171107122800.25517-1-marcandre.lureau@redhat.com>
References: <20171107122800.25517-1-marcandre.lureau@redhat.com>
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hugetlbfs inode information will need to be accessed by code in mm/shmem.c
for file sealing operations.  Move inode information definition from .c
file to header for needed access.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
---
 fs/hugetlbfs/inode.c    | 10 ----------
 include/linux/hugetlb.h | 10 ++++++++++
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index ed113ea17aff..f57aab929e41 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -55,16 +55,6 @@ struct hugetlbfs_config {
 	umode_t			mode;
 };
 
-struct hugetlbfs_inode_info {
-	struct shared_policy policy;
-	struct inode vfs_inode;
-};
-
-static inline struct hugetlbfs_inode_info *HUGETLBFS_I(struct inode *inode)
-{
-	return container_of(inode, struct hugetlbfs_inode_info, vfs_inode);
-}
-
 int sysctl_hugetlb_shm_group;
 
 enum {
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index fbf5b31d47ee..590a77433a14 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -279,6 +279,16 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb)
 	return sb->s_fs_info;
 }
 
+struct hugetlbfs_inode_info {
+	struct shared_policy policy;
+	struct inode vfs_inode;
+};
+
+static inline struct hugetlbfs_inode_info *HUGETLBFS_I(struct inode *inode)
+{
+	return container_of(inode, struct hugetlbfs_inode_info, vfs_inode);
+}
+
 extern const struct file_operations hugetlbfs_file_operations;
 extern const struct vm_operations_struct hugetlb_vm_ops;
 struct file *hugetlb_file_setup(const char *name, size_t size, vm_flags_t acct,
-- 
2.15.0.125.g8f49766d64


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