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authorAl Viro <viro@ZenIV.linux.org.uk>2016-12-04 17:33:17 +0000
committerMiklos Szeredi <mszeredi@redhat.com>2016-12-16 11:02:57 +0100
commit32a3d848eb91a298334991f1891e12e0362f91db (patch)
tree693bf24282b44846903e45ff0ac165d8ef76e218 /fs/overlayfs/overlayfs.h
parentovl: fold ovl_copy_up_truncate() into ovl_copy_up() (diff)
downloadlinux-dev-32a3d848eb91a298334991f1891e12e0362f91db.tar.xz
linux-dev-32a3d848eb91a298334991f1891e12e0362f91db.zip
ovl: clean up kstat usage
FWIW, there's a bit of abuse of struct kstat in overlayfs object creation paths - for one thing, it ends up with a very small subset of struct kstat (mode + rdev), for another it also needs link in case of symlinks and ends up passing it separately. IMO it would be better to introduce a separate object for that. In principle, we might even lift that thing into general API and switch ->mkdir()/->mknod()/->symlink() to identical calling conventions. Hell knows, perhaps ->create() as well... Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/overlayfs/overlayfs.h')
-rw-r--r--fs/overlayfs/overlayfs.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
index e07aa7b0ddb7..8af450b0e57a 100644
--- a/fs/overlayfs/overlayfs.h
+++ b/fs/overlayfs/overlayfs.h
@@ -212,8 +212,13 @@ static inline void ovl_copyattr(struct inode *from, struct inode *to)
/* dir.c */
extern const struct inode_operations ovl_dir_inode_operations;
struct dentry *ovl_lookup_temp(struct dentry *workdir, struct dentry *dentry);
+struct cattr {
+ dev_t rdev;
+ umode_t mode;
+ const char *link;
+};
int ovl_create_real(struct inode *dir, struct dentry *newdentry,
- struct kstat *stat, const char *link,
+ struct cattr *attr,
struct dentry *hardlink, bool debug);
void ovl_cleanup(struct inode *dir, struct dentry *dentry);