[PATCH xserver 1/3] present: Only update screen pixmap from flip pixmap once per unflip

2016-02-18 Thread Michel Dänzer
From: Michel Dänzer present_unflip may be called several times from present_check_flip_window during the same unflip. We can only copy to the screen pixmap the first time, otherwise we may scribble over other windows. The flip pixmap contents don't get updated after the first time anyway. Fixes

Re: [PATCH xserver 1/3] present: Only update screen pixmap from flip pixmap once per unflip

2016-02-19 Thread Chris Wilson
On Fri, Feb 19, 2016 at 11:39:10AM +0900, Michel Dänzer wrote: > From: Michel Dänzer > > present_unflip may be called several times from present_check_flip_window > during the same unflip. We can only copy to the screen pixmap the first > time, otherwise we may scribble over other windows. The fl

Re: [PATCH xserver 1/3] present: Only update screen pixmap from flip pixmap once per unflip

2016-02-19 Thread Keith Packard
Michel Dänzer writes: > From: Michel Dänzer > > present_unflip may be called several times from present_check_flip_window > during the same unflip. We can only copy to the screen pixmap the first > time, otherwise we may scribble over other windows. The flip pixmap > contents don't get updated a