On Tue, 2007-05-08 at 17:03 +0100, Alan Cox wrote: > The CD-ROM layer doesn't bounce requests for old ISA controllers (and > nor should it). However they get injected into the SCSI layer via > sr_ioctl which also doesn't bounce them and SCSI then passes the buffer > along to a device with unchecked_isa_dma set which either panics or > truncates the buffer to 24bits. > > According to Jens the right long term fix is for the CD layer to route > the requests differently but in the mean time this has been tested by a > victim and verified to sort the problem out. For the other 99.9% of users > it's a no-op and doesn't bounce data. OK, the alternative fix for this is in the vanilla tree. Could you make sure it works ... if it does, I think it's a candidate for 2.6.21 stable as well. James - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
