Re: [uml-devel] uml-patch-2.5.39

[Jeff Dike <jdike@karaya.com>]

green@namesys.com said:
> Here's what I need to apply before I can build bk-current with UML
> support. 

Applied, thanks.

> And then kernel mode fault at 0x5a5a5a5e 

Can you get a stack trace from that crash?

> Just before the crash it warns about winch_interrupt : read failed,
> errno = 9 fd 57 is losing SIGWINCH support 

This looks different.  Is it consistently the same file descriptor?  If so,
put a breakpoint on close and see who's closing it who isn't supposed to.

> @@ -863,6 +863,7 @@
>  			return(-EFAULT);
>  		return(0);
>  	}
> +	return -ENOTTY;
>  }

I did a check of some of the other block drivers, and they mostly seem to
do -EINVAL rather than -ENOTTY.  There was an oddball -ENOSYS, but I guess
I'll stick with -EINVAL.

				Jeff