Re: Fw: PROBLEM: Linux V. 2.6.3 panics with "Buffers at physical address >16Mb used for aha1542" at boot time

James Bottomley
2004-02-20T18:10:26Z

On Fri, 2004-02-20 at 00:38, Jens Axboe wrote:
> Hmm... James, sr_do_ioctl() used to do bouncing for private commands,
> any reason it doesn't do that anymore?

OK, I've looked through the file history, I can't find anywhere that it
used to do this.

However, the true solution is to see if we can get scsi_wait_req to go
through the sg_io code path...that way the block layer will bounce for
us and we can kill the use_sg == 0 code path in all the drivers.

James