Re: [Qemu-devel] [PATCHv3] Load "bootsplash.jpg" if present

[Richard W.M. Jones]

On Mon, Aug 02, 2010 at 12:47:53PM -0400, Kevin O'Connor wrote:
> On Mon, Aug 02, 2010 at 11:33:33AM -0500, Anthony Liguori wrote:
> > On 08/02/2010 11:11 AM, Kevin O'Connor wrote:
> > >Load the "bootsplash.jpg" file into fw_cfg if it is found in the roms
> > >directory.
> > 
> > Sorry, I should have provided this in the first response.
> > 
> > Does the bootsplash cause a delay in startup time?  If so, we'll
> > want to be able to disable this at boot time via the -boot option.
> > If it doesn't, this patch is probably fine as is.
> 
> That's okay - the patch is intended to start discussion anyway.
> 
> There is no added delay for the bootsplash.  However, it does take
> time to decompress it.  On my machine it can take between 200-300ms
> for the jpeg code.

Does it detect a "headless" boot and disable itself completely?

300ms is 5% of libguestfs boot time ...

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
New in Fedora 11: Fedora Windows cross-compiler. Compile Windows
programs, test, and build Windows installers. Over 70 libraries supprt'd
http://fedoraproject.org/wiki/MinGW http://www.annexia.org/fedora_mingw