/**
* sysfs_addrm_finish - finish up sysfs_dirent add/remove
* @acxt: addrm context to finish up
*
* Finish up sysfs_dirent add/remove. Resources acquired by
* sysfs_addrm_start() are released and removed sysfs_dirents are
* cleaned up. Timestamps on the parent inode are updated.
*
* LOCKING:
* All mutexes acquired by sysfs_addrm_start() are released.
*
* RETURNS:
* Number of added/removed sysfs_dirents since sysfs_addrm_start().
*/
int sysfs_addrm_finish(struct sysfs_addrm_cxt *acxt)
{
/* release resources acquired by sysfs_addrm_start() */
mutex_unlock(&sysfs_mutex);
if (acxt->parent_inode) {
struct inode *inode = acxt->parent_inode;
/* if added/removed, update timestamps on the parent */
if (acxt->cnt)
inode->i_ctime = inode->i_mtime = CURRENT_TIME;
mutex_unlock(&inode->i_mutex);
iput(inode);
}
/* kill removed sysfs_dirents */
while (acxt->removed) {
struct sysfs_dirent *sd = acxt->removed;
acxt->removed = sd->s_sibling;
sd->s_sibling = NULL;
sysfs_drop_dentry(sd);
sysfs_deactivate(sd);
sysfs_put(sd);
}
return acxt->cnt;
}
/**
* sysfs_addrm_finish - finish up sysfs_dirent add/remove
* @acxt: addrm context to finish up
*
* Finish up sysfs_dirent add/remove. Resources acquired by
* sysfs_addrm_start() are released and removed sysfs_dirents are
* cleaned up.
*
* LOCKING:
* sysfs_mutex is released.
*/
void sysfs_addrm_finish(struct sysfs_addrm_cxt *acxt)
{
/* release resources acquired by sysfs_addrm_start() */
mutex_unlock(&sysfs_mutex);
/* kill removed sysfs_dirents */
while (acxt->removed) {
struct sysfs_dirent *sd = acxt->removed;
acxt->removed = sd->s_sibling;
sd->s_sibling = NULL;
sysfs_deactivate(sd);
unmap_bin_file(sd);
sysfs_put(sd);
}
}
