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DateWed, 14 Jan 2004 22:58:40 -0800
FromAndy Lutomirski <>
SubjectRe: BUG: loop device not work in 2.6.1-mm2 an 2.6.1-mm3
Murilo Pontes wrote:

 > 21:44:56 [root@murilo:~]#mount -V
 > mount: mount-2.12
 >
 > umount: /tmp/ramdisk_mountdir: não montado
 > ioctl: LOOP_CLR_FD: No such device or address
 > mount: será usado o dispositivo de laço /dev/loop/0
 > ioctl: LOOP_SET_FD: Argumento inválido
 >
 >
 > -
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Are you running reiserfs?  If so, this patch (from Ben Slusky) fixed it:

--- drivers/block/loop.c.old	2004-01-11 13:05:05.000000000 -0500
+++ drivers/block/loop.c	2004-01-14 07:49:24.795161024 -0500
@@ -853,9 +853,7 @@
  		blk_queue_merge_bvec(lo->lo_queue, q->merge_bvec_fn);
  	}

-	error = set_blocksize(bdev, lo_blocksize);
-	if (error)
-		goto out_putf;
+	set_blocksize(bdev, lo_blocksize);

  	kernel_thread(loop_thread, lo, CLONE_KERNEL);
  	down(&lo->lo_sem);
-
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