[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: I/O permission bitmap patch for oskit-mach
From: |
Marcus Brinkmann |
Subject: |
Re: I/O permission bitmap patch for oskit-mach |
Date: |
Mon, 11 Mar 2002 03:45:11 +0100 |
User-agent: |
Mutt/1.3.27i |
On Fri, Mar 08, 2002 at 07:14:46PM -0500, Roland McGrath wrote:
> The io_bitmap_* functions can be static (and get inlined), no?
Yes, done.
> You left machine_task_zone.
Uh, removed.
> Btw, you could use a zone for the iopb's instead of
> kalloc, since they are all the same size. It's not much difference, but
> maybe a wee bit faster.
Do you think the performance increase is worth the memory overhead of a
zone, esp if you preallocate iopb's (each being 8192 bytes huge)?
> With the alias decl, you should not need the
> #define for base_tss any more. It's clearer to just use ktss in the function.
Done.
New patch, for now without a zone for iopb's, at
http://www.debian.org/~brinkmd/iopb-2002-03-11.patch
Thanks,
Marcus
--
`Rhubarb is no Egyptian god.' Debian http://www.debian.org brinkmd@debian.org
Marcus Brinkmann GNU http://www.gnu.org marcus@gnu.org
Marcus.Brinkmann@ruhr-uni-bochum.de
http://www.marcus-brinkmann.de