[lkml]   [2008]   [Oct]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] SLUB - define OO_ macro instead of hardcoded numbers
On Wed, 22 Oct 2008, Cyrill Gorcunov wrote:

> Looks really good for me (if it worth anything). But Christoph
> doesn't OO_SHIT inspired by u16 too which means we could use
> MAX_OBJ_PER_PAGE in form you mentoined but maybe we should define
> #define OO_SHIFT bits_in(page.objects) to point out why we use
> 16 not 14, not 18 or whatever? How do you think?

The choice of the bit size in page.objects is determined by the available
bytes there. The choice of the OO_SHIFT (nice typo there) is determined by
the use of a 32bit int that we want to cut into two halves.

 \ /
  Last update: 2008-10-22 20:49    [W:0.055 / U:2.932 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site