Re: [PATCH] [2.6] [1/2] hlist: replace explicit checks of hlist fields w/ func calls

Andi Kleen
2004-02-12T07:10:49Z

On Wed, 11 Feb 2004 20:52:39 -0800
Alex Pankratov <ap@swapped.cc> wrote:

> A quick note about standard lists then - circular double-linked
> lists are normally described in textbooks as a clever trick
> allowing to avoid if's in insert() and delete(). Given what you
> have noted about CMP speed above, I wonder if simple 0-terminated
> lists would be something to consider for lower-end i386.

That is what hlists are.
Some of the existing users of list_heads could be converted to hlists yes.
Basically all that don't need to access the end of the list in constant time.

-Andi