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Re: kern/42992: KGDB does not work once interrupts are enabled
The following reply was made to PR kern/42992; it has been noted by GNATS.
From: David Holland <dholland-bugs%netbsd.org@localhost>
Subject: Re: kern/42992: KGDB does not work once interrupts are enabled
Date: Wed, 17 Mar 2010 19:22:55 +0000
On Wed, Mar 17, 2010 at 07:20:01PM +0000, paul_koning%dell.com@localhost wrote:
> The solution is to put a splserial() early in kgdb_trap with the
> matching splx() at the two exits. This cures the problem and makes
> KGDB work reliably.
That's not going to fix it on a multiprocessor machine though, at
least in general. Does this matter? I don't remember if kgdb is
supposed to be multiprocessor-safe.
David A. Holland
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