Date: Mon, 24 Apr 1995 00:05:17 +0200 (MET DST) From: J Wunsch <j@jette.heep.sax.de> To: hackers@FreeBSD.org Subject: Re: How do I set a kernel variable? Message-ID: <199504232205.AAA02644@jette.heep.sax.de> In-Reply-To: <m0s36Zj-0005PMC@rks32.pcs.dec.com> from "gj%pcs.dec.com@inet-gw-1.pa.dec.com" at Apr 23, 95 06:40:06 pm
next in thread | previous in thread | raw e-mail | index | archive | help
> > It turns out that it _is_ possible to set a variable, but there's a trick > to it. [Evil trickery deleted] > > If you try to just do the following: > > gdb -k > set write > exec-file /kernel > > you'll get an error, because gdb tries to open /kernel for writing, which > (for some reason) fails miserably. /kernel installed by ``make install''? I think it will have the immutable flag set then. > > Maybe we should have a "-w" flag to specify opening the core-file for > writing ? Any opinions ? After reading your description, just this question came to mind. If nobody objects: go for it. > > Could you add this tip to the kernel-debug.FAQ, J"org ? Once my CVS is back, yes. Otherwise: you've got commit privs, too. Your english is (hopefully :) better than mine -- so you can also do it yourself. I don't mind doing it however. Will keep you message in my growing work queue, as a reminder. Jörg
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199504232205.AAA02644>