kernel_optimize_test/fs/mount.h
Al Viro 676da58df7 vfs: spread struct mount - mnt_has_parent
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2012-01-03 22:57:04 -05:00

19 lines
382 B
C

#include <linux/mount.h>
struct mount {
struct list_head mnt_hash;
struct vfsmount mnt;
};
static inline struct mount *real_mount(struct vfsmount *mnt)
{
return container_of(mnt, struct mount, mnt);
}
static inline int mnt_has_parent(struct mount *mnt)
{
return &mnt->mnt != mnt->mnt.mnt_parent;
}
extern struct mount *__lookup_mnt(struct vfsmount *, struct dentry *, int);