diff options
| author | OGAWA Hirofumi | 2008-10-16 00:50:28 +0200 |
|---|---|---|
| committer | Al Viro | 2008-10-23 11:13:16 +0200 |
| commit | e2761a1167633ed943fea29002f990194923d060 (patch) | |
| tree | e91816e85c7721fcff72e5f84336b1dde9d1ac17 /include/linux/dcache.h | |
| parent | [PATCH vfs-2.6 1/6] vfs: replace parent == dentry->d_parent by IS_ROOT() (diff) | |
| download | kernel-qcow2-linux-e2761a1167633ed943fea29002f990194923d060.tar.gz kernel-qcow2-linux-e2761a1167633ed943fea29002f990194923d060.tar.xz kernel-qcow2-linux-e2761a1167633ed943fea29002f990194923d060.zip | |
[PATCH vfs-2.6 2/6] vfs: add d_ancestor()
This adds d_ancestor() instead of d_isparent(), then use it.
If new_dentry == old_dentry, is_subdir() returns 1, looks strange.
"new_dentry == old_dentry" is not subdir obviously. But I'm not
checking callers for now, so this keeps current behavior.
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Diffstat (limited to 'include/linux/dcache.h')
| -rw-r--r-- | include/linux/dcache.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 74c64ae30cf0..a37359d0bad1 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -287,6 +287,7 @@ static inline struct dentry *d_add_unique(struct dentry *entry, struct inode *in /* used for rename() and baskets */ extern void d_move(struct dentry *, struct dentry *); +extern struct dentry *d_ancestor(struct dentry *, struct dentry *); /* appendix may either be NULL or be used for transname suffixes */ extern struct dentry * d_lookup(struct dentry *, struct qstr *); |