fs/qnx4/truncate.c

   1 /*
   2  * QNX4 file system, Linux implementation.
   3  *
   4  * Version : 0.1
   5  *
   6  * Using parts of the xiafs filesystem.
   7  *
   8  * History :
   9  *
  10  * 30-06-1998 by Frank DENIS : ugly filler.
  11  */
  12
  13 #include <linux/config.h>
  14 #include <linux/types.h>
  15 #include <linux/errno.h>
  16 #include <linux/fs.h>
  17 #include <linux/qnx4_fs.h>
  18 #include <linux/smp_lock.h>
  19 #include <asm/uaccess.h>
  20
  21 #ifdef CONFIG_QNX4FS_RW
  22
  23 void qnx4_truncate(struct inode *inode)
  24 {
  25         if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
  26               S_ISLNK(inode->i_mode))) {
  27                 return;
  28         }
  29         lock_kernel();
  30         if (!(S_ISDIR(inode->i_mode))) {
  31                 /* TODO */
  32         }
  33         QNX4DEBUG(("qnx4: qnx4_truncate called\n"));
  34         inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
  35         mark_inode_dirty(inode);
  36         unlock_kernel();
  37 }
  38
  39 #endif