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Re: kmem_alloc size efficiency

To: Frank Zerangue <frank.zerangue%gmail.com@localhost>
Subject: Re: kmem_alloc size efficiency
From: Andrew Doran <ad%NetBSD.org@localhost>
Date: Fri, 5 Nov 2010 12:14:57 +0000

On Thu, Nov 04, 2010 at 01:54:37PM -0500, Frank Zerangue wrote:
> When allocating wired memory in the kernel using kmem_alloc, which is more 
> efficient, allocating PAGE_SIZE or PAGE_SIZE - OH (some overhead) ?

PAGE_SIZE - the data structures used to manage allocated memory are stored
seperately.

References:
- kmem_alloc size efficiency
  - From: Frank Zerangue

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