Re: CVS commit: [vmlocking] src/sys/kern

[yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)]

> On Tue, Aug 28, 2007 at 12:53:28PM +0000, YAMAMOTO Takashi wrote:
> 
> > Log Message:
> > change ksiginfo_pool from IPL_SOFTCLOCK to IPL_TTY,
> > as it can be used from the context of ttyinput.
> 
> I think it needs to be IPL_VM to prevent deadlock, since the signal path
> is now called into without kernel_lock.
> 
> Hmm. In order to get rid of proclist_mutex/p_smutex the tty code is going to
> require a bit of work to ensure that any signal processing is deferred to
> a software interrupt.
> 
> Andrew

hmm.  sure.

YAMAMOTO Takashi