Re: dsp mmap change

From: John Baldwin <jhb_at_freebsd.org> Date: Fri, 6 May 2011 09:00:08 -0400 · This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:40:13 UTC

On Friday, May 06, 2011 4:55:00 am Andriy Gapon wrote:
> 
> I would like to ask for a review and/or testing of the following patch:
> http://people.freebsd.org/~avg/dev_dsp_mmap.diff
> 
> It's supposed to fix an issue described here:
> http://lists.freebsd.org/pipermail/freebsd-multimedia/2011-
February/011691.html
> 
> In short, the following pseudo-code should do the right thing:
> fd = open(/dev/dsp, O_RDWR);
> mmap(PROT_READ, fd);
> mmap(PROT_WRITE, fd);

Are the buffers statically allocated?

-- 
John Baldwin