Re: lguest, Re: -mm merge plans for 2.6.23

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Rusty Russell <[email protected]>
Date: Thu, 12 Jul 2007 13:15:18 +1000

> Sure, the process has /dev/lguest open, so I can do something in the
> close routine.  Instead of keeping a reference to the tsk, I can keep a
> reference to the struct lguest (currently it doesn't have or need a
> refcnt).  Then I need another lock, to protect lg->tsk.
> 
> This seems like a lot of dancing to avoid one export.  If it's that
> important I'd far rather drop the code and do a normal wakeup under the
> big lguest lock for 2.6.23.

I'm not against the export, so use if it really helps.

Ref-counting just seems clumsy to me given how the hw assisted
virtualization stuff works on platforms I am intimately familiar with
:)
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux