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Re: kern/38060: blocking TSTP is broken
The following reply was made to PR kern/38060; it has been noted by GNATS.
From: Andrew Doran <ad%netbsd.org@localhost>
To: YAMAMOTO Takashi <yamt%mwd.biglobe.ne.jp@localhost>
Subject: Re: kern/38060: blocking TSTP is broken
Date: Thu, 6 Mar 2008 23:59:10 +0000
On Wed, Mar 05, 2008 at 12:16:42PM +0900, YAMAMOTO Takashi wrote:
> > I think this should work. I can't remember why it stops there instead of
> > deferring to issignal().
> because otherwise it makes nanosleep wake up earlier?
> (it was fixed by kern_time.c rev.1.141.)
Ah, ok. It will likely break other stuff that sleeps, though. I can think of
generic changes that lessen the impact of that but none that resolve it
completely. Longer term perhaps we should make condition variables take an
absolute timeout. I think for now we should go with enqueueing the signal to
the process as you have suggested.
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