[1/9] ceph: make several helper accessors take const pointers

Commit Message

Jeffrey Layton Aug. 1, 2019, 8:25 p.m. UTC

None of these helper functions change anything in memory, so we can
declare their arguments as const.

Signed-off-by: Jeff Layton <[e-mail]>
---
 fs/ceph/super.h | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

Patch

diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 28404b3adcd2..4cd60f58d690 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -406,22 +406,26 @@  struct ceph_inode_info {
 	struct inode vfs_inode; /* at end */
 };
 
-static inline struct ceph_inode_info *ceph_inode(struct inode *inode)
+static inline struct ceph_inode_info *
+ceph_inode(const struct inode *inode)
 {
 	return container_of(inode, struct ceph_inode_info, vfs_inode);
 }
 
-static inline struct ceph_fs_client *ceph_inode_to_client(struct inode *inode)
+static inline struct ceph_fs_client *
+ceph_inode_to_client(const struct inode *inode)
 {
 	return (struct ceph_fs_client *)inode->i_sb->s_fs_info;
 }
 
-static inline struct ceph_fs_client *ceph_sb_to_client(struct super_block *sb)
+static inline struct ceph_fs_client *
+ceph_sb_to_client(const struct super_block *sb)
 {
 	return (struct ceph_fs_client *)sb->s_fs_info;
 }
 
-static inline struct ceph_vino ceph_vino(struct inode *inode)
+static inline struct ceph_vino
+ceph_vino(const struct inode *inode)
 {
 	return ceph_inode(inode)->i_vino;
 }