Re: [BK PATCH 1/2] Remove NGROUPS hardlimit (resend w/o qsort)

Alan Cox (alan@lxorguk.ukuu.org.uk)
15 Nov 2002 15:13:35 +0000


On Fri, 2002-11-15 at 02:41, Andrew Morton wrote:
> In that case a radix tree _might_ suit. All you need to put in the
> node is a (void *)1 or (void *)0. But it won't be very space-efficient
> for really sparse groups.

99.999% of users will have < 16 groups, probably less than 8. If the
system doesn't get that default case as fast and memory efficient as
before the priorities are badly wrong.

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