diff options
| author | Tejun Heo <tj@kernel.org> | 2015-06-18 16:54:28 -0400 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2015-06-18 16:54:28 -0400 |
| commit | fb02915f47181e824339d91f8e385fd4bd746d6a (patch) | |
| tree | 217cfb70b2b3d3e1d9eeb5398fe13c61aad3b2c2 | |
| parent | 4d205676c1028f21760ef1fa57af0628349e0aed (diff) | |
kernfs: make kernfs_get_inode() public
Move kernfs_get_inode() prototype from fs/kernfs/kernfs-internal.h to
include/linux/kernfs.h. It obtains the matching inode for a
kernfs_node.
It will be used by cgroup for inode based permission checks for now
but is generally useful.
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | fs/kernfs/kernfs-internal.h | 1 | ||||
| -rw-r--r-- | include/linux/kernfs.h | 5 |
2 files changed, 5 insertions, 1 deletions
diff --git a/fs/kernfs/kernfs-internal.h b/fs/kernfs/kernfs-internal.h index af9fa7499919..6762bfbd8207 100644 --- a/fs/kernfs/kernfs-internal.h +++ b/fs/kernfs/kernfs-internal.h @@ -76,7 +76,6 @@ extern struct kmem_cache *kernfs_node_cache; /* * inode.c */ -struct inode *kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn); void kernfs_evict_inode(struct inode *inode); int kernfs_iop_permission(struct inode *inode, int mask); int kernfs_iop_setattr(struct dentry *dentry, struct iattr *iattr); diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index 71ecdab1671b..e6b2f7db9c0c 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -277,6 +277,7 @@ void kernfs_put(struct kernfs_node *kn); struct kernfs_node *kernfs_node_from_dentry(struct dentry *dentry); struct kernfs_root *kernfs_root_from_sb(struct super_block *sb); +struct inode *kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn); struct kernfs_root *kernfs_create_root(struct kernfs_syscall_ops *scops, unsigned int flags, void *priv); @@ -352,6 +353,10 @@ static inline struct kernfs_node *kernfs_node_from_dentry(struct dentry *dentry) static inline struct kernfs_root *kernfs_root_from_sb(struct super_block *sb) { return NULL; } +static inline struct inode * +kernfs_get_inode(struct super_block *sb, struct kernfs_node *kn) +{ return NULL; } + static inline struct kernfs_root * kernfs_create_root(struct kernfs_syscall_ops *scops, unsigned int flags, void *priv) |