Re: [Linux-ia64] kmalloc() size-limitation

From: Christian Hildner (christian.hildner@hob.de)
Date: Tue Feb 05 2002 - 01:51:30 EST


Jes Sorensen schrieb:

> Christian Hildner <christian.hildner@hob.de> writes:
>
> > David,
> >
> > you proposed me to use alloc_pages() instead of kmalloc() in order
> > to get memory bigger than the 128K limit of the kmalloc() call. But
> > even driver-developers don't want to handle with the page struct
> > unless this is unavoidable. Which are the disadvantages of
> > increasing the size limit of kmalloc() to 256K, 512K or 1M since
> > machines are getting bigger and 64Bit machines break with current
> > memory limitations?
>
> Because drivers needs to work on all architectures and relying on
> different hahavior from kmalloc() is bad.
>
> Jes

Jes,

sorry for being unclear. I mean from increasing the kmalloc() size-limit
all platforms would benefit.

Christian

PS: David, I am looking forward getting your book. You are doing a great
job.

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