Date: Mon, 13 Jun 2005 21:49:12 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: joerg@britannica.bec.de Cc: freebsd-hackers@freebsd.org Subject: Re: Obvious bug in /sys/i386/include/bus.h Message-ID: <20050613.214912.38044070.imp@bsdimp.com> In-Reply-To: <20050613.205622.117024773.imp@bsdimp.com> References: <200506131758.25671.hselasky@c2i.net> <20050613162743.GA769@britannica.bec.de> <20050613.205622.117024773.imp@bsdimp.com>
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In message: <20050613.205622.117024773.imp@bsdimp.com>
"M. Warner Losh" <imp@bsdimp.com> writes:
: In message: <20050613162743.GA769@britannica.bec.de>
: Joerg Sonnenberger <joerg@britannica.bec.de> writes:
: : The compiler can only optimize it away if it is known to be a constant.
: : But thinking again about it, it should be documented at least whether
: : a count of 0 is allowed or not. I think it makes more sense to not allow
: : it, but others (you included) might disagree.
:
: I'd be happy with commitable bus_space.9, reguardless of how this
: discussion turns out.
OK. Just committed one. It is silent on the issue of 0 byte counts
:-)
Warner
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