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ceph: make several helper accessors take const pointers 

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

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Jeff Layton 2019-08-01 14:11:15 -04:00 committed by Ilya Dryomov
parent d8f544c30b
commit 721d5c13a7
1 changed files with 8 additions and 4 deletions
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12
fs/ceph/super.h
View File

@ -407,22 +407,26 @@ 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;
}