From: Paul Mackerras <[email protected]>
Date: Thu, 15 Nov 2007 12:11:10 +1100
> The third (hard to extend cleanly) is a good point, and is a valid
> criticism of the current set of perfmon2 system calls, I think.
> However, the goal of being able to extend the interface tends to be in
> opposition to the goal of having strong typing of the interface.
> Things like a multiplexed syscall or an ioctl are much easier to
> extend but that is at the expense of losing strong typing.
I disagree.
With netlink we can just add new attributes when a new need arises for
a particular interface. The attribute code describes the type
precisely, so there is no loss of strong typing at all.
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