Re: ata0-master: non aligned DMA transfer attempted

[Søren Schmidt]

It seems Zhihui Zhang wrote:
> 
> I write a program that writes into a raw device directly. Although the
> program runs OK, the system prints messages like:
> 
> ata0-master: non aligned DMA transfer attempted
> 
> What exactly happens here? Is there any problem in my program? 

You are probably trying to write an amount of data that is not
a whole number of the device's blocksize, for harddisks that
is 512bytes.

-Søren

To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-hackers" in the body of the message