Question about the modesetting on X server
FrankR.Huang at amd.com
Mon May 2 00:22:36 PDT 2011
I got it. That is to say, a simple X API application can make the xserver running without reset.
> -----Original Message-----
> From: xorg-devel-bounces+frankr.huang=amd.com at lists.x.org [mailto:xorg-
> devel-bounces+frankr.huang=amd.com at lists.x.org] On Behalf Of Alan
> Sent: 2011?4?28? 15:26
> To: Huang, FrankR
> Cc: xorg-devel at lists.freedesktop.org
> Subject: Re: Question about the modesetting on X server
> On 04/27/11 10:26 PM, Huang, FrankR wrote:
> > Okay. I understand that. But how the X server knows that no cliens are
> connected again?
> It keeps a count of open clients, increments it when a new client
> connects, decrements it when one disconnects. When it decrements
> nClients, if the new value is now 0, then set the flag to reset in
> > Let me describe my debug process. I use GDB to debug the X server. When
> the X server is booting up, I set the breakpoint on modesetting function.
> Then I run "xrandr -s 1280x1024" to set the mode.
> Start xlogo before running xrandr if you don't want the reset.
> Or xclock. Or twm, or any client that doesn't XCloseDisplay()
> right away like xrandr, xdpyinfo, xset, etc. do.
> -Alan Coopersmith- alan.coopersmith at oracle.com
> Oracle Solaris Platform Engineering: X Window System
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