truncate_inode_pages(&inode->i_data, 0); 
static void sysv_delete_inode(struct inode *inode){	inode->i_size = 0;	sysv_truncate(inode);	lock_kernel();	sysv_free_inode(inode);	unlock_kernel();}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/fef266580e5cf897a1b63528fc6b1185e2d6bb87/inode.c/clean/fs/sysv/inode.c