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Message-Id: <46FBE2DD.76E4.0078.0@novell.com> Date: Thu, 27 Sep 2007 16:05:33 +0100 From: "Jan Beulich" <jbeulich@...ell.com> To: "Stephen Hemminger" <shemminger@...ux-foundation.org> Cc: <bridge@...ts.linux-foundation.org>, <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] Module use count must be updated as bridges are created/destroyed >> >Sounds like a module utilities problem since unloading one module doesn't >> >normally unload others. >> >> I have to disagree here - 'modprobe -r' is specifically unloading all modules the >> specified one references as long as they have a use count of zero. The >> difference to other networking modules is that the latter normally don't export >> symbols, and hence don't have dependent modules (and thus cannot be >> subject of implicit unloading). Bridge does have dependents, and hence must >> avoid implicit unloading by managing its use count. > >I want keep the behavior that: > modprobe -r bridge >removes all bridges. It is too useful and may already be in some user scripts. So we have an unsolvable problem here then, unless infrastructure gets added that allows a module to declare itself as not-implicit-unload-safe, forcing modprobe -r to keep its hands off it. Ugly. Jan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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