[RFC] Saving the latest errno from syscalls.

[Marcel Moolenaar]

On Mar 11, 2010, at 1:24 PM, Jung-uk Kim wrote:

> While I was debugging syscalls, I found a very useful field in struct 
> thread, td_errno.  It seems it was added for dtrace but it is only 
> populated on amd64 and i386.  Is the attached patch acceptable for 
> maintainers of other platforms?

Isn't it better to do it in cpu_set_syscall_retval()?
That way you catch all cases, plus you can save the
translated error as well...

-- 
Marcel Moolenaar
xcllnt at mac.com