drivers/md/dm-uevent.h

   1 /*
   2  * Device Mapper Uevent Support
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License as published by the
   6  * Free Software Foundation; either version 2 of the License, or (at your
   7  * option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  *
  18  * Copyright IBM Corporation, 2007
  19  *      Author: Mike Anderson <andmike@linux.vnet.ibm.com>
  20  */
  21 #ifndef DM_UEVENT_H
  22 #define DM_UEVENT_H
  23
  24 #ifdef CONFIG_DM_UEVENT
  25
  26 extern int dm_uevent_init(void);
  27 extern void dm_uevent_exit(void);
  28
  29 #else
  30
  31 static inline int dm_uevent_init(void)
  32 {
  33         return 0;
  34 }
  35 static inline void dm_uevent_exit(void)
  36 {
  37 }
  38
  39 #endif  /* CONFIG_DM_UEVENT */
  40
  41 #endif  /* DM_UEVENT_H */