OS Manuals

/usr/bin/vbltest

Userspace interface to kernel DRM services

From libdrm 2.4.134-r5 (os), captured 2026-11-05 by running vbltest --help (exit 0). permalink

usage: /usr/bin/vbltest [-DMs]

options:
  -D DEVICE  open the given device
  -M MODULE  open the given module
  -s         use secondary pipe
Options (3)
OptionDescriptionSource
-D DEVICEopen the given devicehelp
-M MODULEopen the given modulehelp
-suse secondary pipehelp

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.