linux/fs/f2fs/acl.c

// SPDX-License-Identifier: GPL-2.0
/*
 * fs/f2fs/acl.c
 *
 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
 *             http://www.samsung.com/
 *
 * Portions of this code from linux/fs/ext2/acl.c
 *
 * Copyright (C) 2001-2003 Andreas Gruenbacher, <[email protected]>
 */
#include <linux/f2fs_fs.h>
#include "f2fs.h"
#include "xattr.h"
#include "acl.h"

static inline size_t f2fs_acl_size(int count)
{ … }

static inline int f2fs_acl_count(size_t size)
{ … }

static struct posix_acl *f2fs_acl_from_disk(const char *value, size_t size)
{ … }

static void *f2fs_acl_to_disk(struct f2fs_sb_info *sbi,
				const struct posix_acl *acl, size_t *size)
{ … }

static struct posix_acl *__f2fs_get_acl(struct inode *inode, int type,
						struct page *dpage)
{ … }

struct posix_acl *f2fs_get_acl(struct inode *inode, int type, bool rcu)
{ … }

static int f2fs_acl_update_mode(struct mnt_idmap *idmap,
				struct inode *inode, umode_t *mode_p,
				struct posix_acl **acl)
{ … }

static int __f2fs_set_acl(struct mnt_idmap *idmap,
			struct inode *inode, int type,
			struct posix_acl *acl, struct page *ipage)
{ … }

int f2fs_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
		 struct posix_acl *acl, int type)
{ … }

/*
 * Most part of f2fs_acl_clone, f2fs_acl_create_masq, f2fs_acl_create
 * are copied from posix_acl.c
 */
static struct posix_acl *f2fs_acl_clone(const struct posix_acl *acl,
							gfp_t flags)
{ … }

static int f2fs_acl_create_masq(struct posix_acl *acl, umode_t *mode_p)
{ … }

static int f2fs_acl_create(struct inode *dir, umode_t *mode,
		struct posix_acl **default_acl, struct posix_acl **acl,
		struct page *dpage)
{ … }

int f2fs_init_acl(struct inode *inode, struct inode *dir, struct page *ipage,
							struct page *dpage)
{ … }