xiaoxiang781216 commented on PR #19911:
URL: https://github.com/apache/nuttx/pull/19911#issuecomment-5377878749

   > > @JorgeGzm why not chain Vinc (user space->upperhalf->vnc lowerhalf->stm 
lowerfhalf?
   > 
   > That is what this does, one level up: fb_updatearea already sees 
everything the stm lower half is given.
   > 
   > A vnc lower half would put the socket back in a kernel thread: 150 KB/s 
against 2300 KB/s, measured. linum:vnc here is your case already, real LTDC 
panel mirrored over VNC with the panel driver untouched.
   
   but why not fix the kernel implementation to improve the performance 
directly? I don't see any technology reason make the kernel performance lower 
than userspace implementation.


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]

Reply via email to