lkml.org 
[lkml]   [1996]   [Nov]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: Please don't beat me up (was Re: Bugs and wishes in memory management area)
Date

In linux.dev.kernel, article <vba917nl2ur.fsf@mozart.stat.wisc.edu>,
buhr@stat.wisc.edu (Kevin Buhr) writes:
>
> space it has available. That is to say, your new code has the effect
> of magically boosting the size of physical memory, but the actual
> failure rates of a "kmalloc(1024,GFP_KERNEL)" won't differ, even if
> that call is more likely to cause a page fault under the buddy system
> than under yours.
>
Wrong, actually. Under the current system, I can allocate (a little less
than) three pages with kmalloc, which wastes a fourth page, which won't be
available for your above kmalloc.

--
Nothing can take the place of practical experience out in the world.
--
Matthias Urlichs \ noris network GmbH / Xlink-POP Nürnberg
Schleiermacherstraße 12 \ Linux+Internet / EMail: urlichs@noris.de
90491 Nürnberg (Germany) \ Consulting+Programming+Networking+etc'ing
PGP: 1024/4F578875 1B 89 E2 1C 43 EA 80 44 15 D2 29 CF C6 C7 E0 DE
Click <A HREF="http://info.noris.de/~smurf/finger">here</A>. 42

\
 
 \ /
  Last update: 2005-03-22 13:38    [W:0.081 / U:8.440 seconds]
©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site