patch-2.4.10 linux/drivers/s390/block/xpram.c

• Lines: 31
• Date: Mon Sep 10 12:42:32 2001
• Orig file: v2.4.9/linux/drivers/s390/block/xpram.c
• Orig date: Sun Aug 12 13:28:00 2001

diff -u --recursive --new-file v2.4.9/linux/drivers/s390/block/xpram.c linux/drivers/s390/block/xpram.c
@@ -625,8 +625,7 @@
 	 */
 	if (!atomic_dec_return(&(dev->usage))) {
 		/* but flush it right now */
-		fsync_dev(inode->i_rdev);
-		invalidate_buffers(inode->i_rdev);
+		/* Everything is already flushed by caller -- AV */
 	}
 	MOD_DEC_USE_COUNT;
 	return(0);
@@ -648,14 +647,14 @@
 
 	case BLKGETSIZE:  /* 0x1260 */
 		/* Return the device size, expressed in sectors */
-		if (!arg) return -EINVAL; /* NULL pointer: not valid */
-		err= 0; /* verify_area_20(VERIFY_WRITE, (long *) arg, sizeof(long)); 
-			 *  if (err) return err;
-			 */
-		put_user ( 1024* xpram_sizes[MINOR(inode->i_rdev)]
+		return put_user( 1024* xpram_sizes[MINOR(inode->i_rdev)]
                            / XPRAM_SOFTSECT,
 			   (long *) arg);
-		return 0;
+
+	case BLKGETSIZE64:
+		return put_user( (u64)(1024* xpram_sizes[MINOR(inode->i_rdev)]
+                           / XPRAM_SOFTSECT) << 9,
+			   (u64 *) arg);
 
 	case BLKFLSBUF: /* flush, 0x1261 */
 		fsync_dev(inode->i_rdev);