Date: Thu, 06 Mar 2003 09:41:04 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: peterjeremy@optushome.com.au Cc: hackers@FreeBSD.ORG, smkelly@zombie.org Subject: Re: Smarter kernel modules? Message-ID: <20030306.094104.08396502.imp@bsdimp.com> In-Reply-To: <20030306075225.GB93350@cirb503493.alcatel.com.au> References: <20030305.215901.36360277.imp@bsdimp.com> <20030306075225.GB93350@cirb503493.alcatel.com.au>
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In message: <20030306075225.GB93350@cirb503493.alcatel.com.au>
Peter Jeremy <peterjeremy@optushome.com.au> writes:
: Disadvantages:
: - Needs grunt-work to write the #defines
: - Kernel symbols reported by nm(1) look strange (unless we patch
: binutils to understand our versioning scheme).
: - May present problems to '##' built symbols.
History has shown that people suck at keeping such a complex scheme up
to date. Also, it versions functions, but not datta structures. Data
strucutre changes are the number 1 cause of ABI breakage we've had
over the last 5 years.
Warner
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