Esempio n. 1
0
static int create_files(struct sysfs_dirent *dir_sd, struct kobject *kobj,
			const struct attribute_group *grp, int update)
{
	struct attribute *const* attr;
	int error = 0, i;

	for (i = 0, attr = grp->attrs; *attr && !error; i++, attr++) {
		umode_t mode = 0;

		if (update)
			sysfs_hash_and_remove(dir_sd, NULL, (*attr)->name);
		if (grp->is_visible) {
			mode = grp->is_visible(kobj, *attr, i);
			if (!mode)
				continue;
		}
		error = sysfs_add_file_mode(dir_sd, *attr, SYSFS_KOBJ_ATTR,
					    (*attr)->mode | mode);
		if (unlikely(error))
			break;
	}
	if (error)
		remove_files(dir_sd, kobj, grp);
	return error;
}
Esempio n. 2
0
static int create_files(struct sysfs_dirent *dir_sd, struct kobject *kobj,
			const struct attribute_group *grp, int update)
{
	struct attribute *const* attr;
	int error = 0, i;

	for (i = 0, attr = grp->attrs; *attr && !error; i++, attr++) {
		mode_t mode = 0;

		/* in update mode, we're changing the permissions or
		 * visibility.  Do this by first removing then
		 * re-adding (if required) the file */
		if (update)
			sysfs_hash_and_remove(dir_sd, (*attr)->name);
		if (grp->is_visible) {
			mode = grp->is_visible(kobj, *attr, i);
			if (!mode)
				continue;
		}
		error = sysfs_add_file_mode(dir_sd, *attr, SYSFS_KOBJ_ATTR,
					    (*attr)->mode | mode);
		if (unlikely(error))
			break;
	}
	if (error)
		remove_files(dir_sd, kobj, grp);
	return error;
}
Esempio n. 3
0
static void remove_files(struct sysfs_dirent *dir_sd,
			 const struct attribute_group *grp)
{
	struct attribute *const* attr;

	for (attr = grp->attrs; *attr; attr++)
		sysfs_hash_and_remove(dir_sd, (*attr)->name);
}
Esempio n. 4
0
static void remove_files(struct sysfs_dirent *dir_sd, struct kobject *kobj,
			 const struct attribute_group *grp)
{
	struct attribute *const* attr;
	int i;

	for (i = 0, attr = grp->attrs; *attr; i++, attr++)
		sysfs_hash_and_remove(dir_sd, NULL, (*attr)->name);
}
Esempio n. 5
0
void sysfs_remove_bin_file(struct kobject * kobj, struct bin_attribute * attr)
{
	if (sysfs_hash_and_remove(kobj->dentry, attr->attr.name) < 0) {
		printk(KERN_ERR "%s: "
			"bad dentry or inode or no such file: \"%s\"\n",
			__FUNCTION__, attr->attr.name);
		dump_stack();
	}
}
Esempio n. 6
0
/**
 * sysfs_remove_link_from_group - remove a symlink from an attribute group.
 * @kobj:	The kobject containing the group.
 * @group_name:	The name of the group.
 * @link_name:	The name of the symlink to remove.
 */
void sysfs_remove_link_from_group(struct kobject *kobj, const char *group_name,
				  const char *link_name)
{
	struct sysfs_dirent *dir_sd;

	dir_sd = sysfs_get_dirent(kobj->sd, NULL, group_name);
	if (dir_sd) {
		sysfs_hash_and_remove(dir_sd, NULL, link_name);
		sysfs_put(dir_sd);
	}
}
Esempio n. 7
0
File: file.c Progetto: cilynx/dd-wrt
/**
 * sysfs_remove_file_from_group - remove an attribute file from a group.
 * @kobj: object we're acting for.
 * @attr: attribute descriptor.
 * @group: group name.
 */
void sysfs_remove_file_from_group(struct kobject *kobj,
		const struct attribute *attr, const char *group)
{
	struct sysfs_dirent *dir_sd;

	dir_sd = sysfs_get_dirent(kobj->sd, group);
	if (dir_sd) {
		sysfs_hash_and_remove(dir_sd, attr->name);
		sysfs_put(dir_sd);
	}
}
Esempio n. 8
0
void sysfs_remove_link(struct kobject * kobj, const char * name)
{
	struct sysfs_dirent *parent_sd = NULL;

	if (!kobj)
		parent_sd = &sysfs_root;
	else
		parent_sd = kobj->sd;

	sysfs_hash_and_remove(parent_sd, name);
}
Esempio n. 9
0
/**
 * sysfs_unmerge_group - remove files from a pre-existing attribute group.
 * @kobj:	The kobject containing the group.
 * @grp:	The files to remove and the attribute group they belong to.
 */
void sysfs_unmerge_group(struct kobject *kobj,
		       const struct attribute_group *grp)
{
	struct sysfs_dirent *dir_sd;
	struct attribute *const *attr;

	dir_sd = sysfs_get_dirent(kobj->sd, NULL, grp->name);
	if (dir_sd) {
		for (attr = grp->attrs; *attr; ++attr)
			sysfs_hash_and_remove(dir_sd, NULL, (*attr)->name);
		sysfs_put(dir_sd);
	}
}
Esempio n. 10
0
static void remove_files(struct sysfs_dirent *dir_sd, struct kobject *kobj,
			 const struct attribute_group *grp)
{
	struct attribute *const* attr;
	struct bin_attribute *const* bin_attr;

	if (grp->attrs)
		for (attr = grp->attrs; *attr; attr++)
			sysfs_hash_and_remove(dir_sd, NULL, (*attr)->name);
	if (grp->bin_attrs)
		for (bin_attr = grp->bin_attrs; *bin_attr; bin_attr++)
			sysfs_remove_bin_file(kobj, *bin_attr);
}
Esempio n. 11
0
/**
 * sysfs_merge_group - merge files into a pre-existing attribute group.
 * @kobj:	The kobject containing the group.
 * @grp:	The files to create and the attribute group they belong to.
 *
 * This function returns an error if the group doesn't exist or any of the
 * files already exist in that group, in which case none of the new files
 * are created.
 */
int sysfs_merge_group(struct kobject *kobj,
		       const struct attribute_group *grp)
{
	struct sysfs_dirent *dir_sd;
	int error = 0;
	struct attribute *const *attr;
	int i;

	dir_sd = sysfs_get_dirent(kobj->sd, NULL, grp->name);
	if (!dir_sd)
		return -ENOENT;

	for ((i = 0, attr = grp->attrs); *attr && !error; (++i, ++attr))
		error = sysfs_add_file(dir_sd, *attr, SYSFS_KOBJ_ATTR);
	if (error) {
		while (--i >= 0)
			sysfs_hash_and_remove(dir_sd, NULL, (*--attr)->name);
	}
	sysfs_put(dir_sd);

	return error;
}
Esempio n. 12
0
int sysfs_remove_bin_file(struct kobject * kobj, struct bin_attribute * attr)
{
	sysfs_hash_and_remove(kobj->dentry,attr->attr.name);
	return 0;
}
Esempio n. 13
0
void sysfs_remove_bin_file(struct kobject * kobj, struct bin_attribute * attr)
{
	sysfs_hash_and_remove(kobj->sd, attr->attr.name);
}
Esempio n. 14
0
File: file.c Progetto: cilynx/dd-wrt
void sysfs_remove_file(struct kobject * kobj, const struct attribute * attr)
{
	sysfs_hash_and_remove(kobj->sd, attr->name);
}
Esempio n. 15
0
void sysfs_remove_link(struct kobject * kobj, char * name)
{
	sysfs_hash_and_remove(kobj->dentry,name);
}
Esempio n. 16
0
void sysfs_remove_file(struct kobject * kobj, const struct attribute * attr)
{
	if (!ve_sysfs_alowed())
		return;
	sysfs_hash_and_remove(kobj->sd, attr->name);
}