diff options
Diffstat (limited to 'fs/aufs/whout.h')
-rw-r--r-- | fs/aufs/whout.h | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/fs/aufs/whout.h b/fs/aufs/whout.h deleted file mode 100644 index 4077dd19e..000000000 --- a/fs/aufs/whout.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Copyright (C) 2005-2016 Junjiro R. Okajima - */ - -/* - * whiteout for logical deletion and opaque directory - */ - -#ifndef __AUFS_WHOUT_H__ -#define __AUFS_WHOUT_H__ - -#ifdef __KERNEL__ - -#include "dir.h" - -/* whout.c */ -int au_wh_name_alloc(struct qstr *wh, const struct qstr *name); -int au_wh_test(struct dentry *h_parent, struct qstr *wh_name, int try_sio); -int au_diropq_test(struct dentry *h_dentry); -struct au_branch; -struct dentry *au_whtmp_lkup(struct dentry *h_parent, struct au_branch *br, - struct qstr *prefix); -int au_whtmp_ren(struct dentry *h_dentry, struct au_branch *br); -int au_wh_unlink_dentry(struct inode *h_dir, struct path *h_path, - struct dentry *dentry); -int au_wh_init(struct au_branch *br, struct super_block *sb); - -/* diropq flags */ -#define AuDiropq_CREATE 1 -#define au_ftest_diropq(flags, name) ((flags) & AuDiropq_##name) -#define au_fset_diropq(flags, name) \ - do { (flags) |= AuDiropq_##name; } while (0) -#define au_fclr_diropq(flags, name) \ - do { (flags) &= ~AuDiropq_##name; } while (0) - -struct dentry *au_diropq_sio(struct dentry *dentry, aufs_bindex_t bindex, - unsigned int flags); -struct dentry *au_wh_lkup(struct dentry *h_parent, struct qstr *base_name, - struct au_branch *br); -struct dentry *au_wh_create(struct dentry *dentry, aufs_bindex_t bindex, - struct dentry *h_parent); - -/* real rmdir for the whiteout-ed dir */ -struct au_whtmp_rmdir { - struct inode *dir; - struct au_branch *br; - struct dentry *wh_dentry; - struct au_nhash whlist; -}; - -struct au_whtmp_rmdir *au_whtmp_rmdir_alloc(struct super_block *sb, gfp_t gfp); -void au_whtmp_rmdir_free(struct au_whtmp_rmdir *whtmp); -int au_whtmp_rmdir(struct inode *dir, aufs_bindex_t bindex, - struct dentry *wh_dentry, struct au_nhash *whlist); -void au_whtmp_kick_rmdir(struct inode *dir, aufs_bindex_t bindex, - struct dentry *wh_dentry, struct au_whtmp_rmdir *args); - -/* ---------------------------------------------------------------------- */ - -static inline struct dentry *au_diropq_create(struct dentry *dentry, - aufs_bindex_t bindex) -{ - return au_diropq_sio(dentry, bindex, AuDiropq_CREATE); -} - -static inline int au_diropq_remove(struct dentry *dentry, aufs_bindex_t bindex) -{ - return PTR_ERR(au_diropq_sio(dentry, bindex, !AuDiropq_CREATE)); -} - -#endif /* __KERNEL__ */ -#endif /* __AUFS_WHOUT_H__ */ |