present: Check that we can get a KMS FB for flipping

This can legitimately fail if the pixmap's storage is shared from
another device, e.g. when using PRIME render offloading.
12 jobs for present_check_flip-get_fb in 2 minutes and 32 seconds (queued for 1 second)
Status Name Job ID Coverage
  Docker Image
passed debian-testing #380943

00:00:23

 
  Build
passed xserver-1.13 #380946

00:00:37

passed xserver-1.14 #380947

00:00:48

passed xserver-1.15 #380948

00:00:45

passed xserver-1.16 #380949

00:00:37

passed xserver-1.17 #380950

00:00:45

passed xserver-1.18 #380951

00:00:36

passed xserver-1.18-clang #380952

00:00:44

passed xserver-1.19 #380953

00:00:29

passed xserver-1.19-clang #380954

00:00:50

passed xserver-1.20 #380944

00:00:48

passed xserver-1.20-clang #380945

00:00:25