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This will produce a more useful hint for those setting up or testing virgl headless: runqemu - ERROR - No render nodes found in /dev/dri: ['by-path', 'card0']. If /dev/dri/renderD* is absent due to lack of suitable GPU, 'modprobe vgem' will create one suitable for mesa llvmpipe software renderer. as qemu itself isn't helpful: alex@Zen2:/srv/storage/alex/yocto/build-64-alt$ qemu-system-x86_64 -display egl-headless qemu-system-x86_64: egl: no drm render node available qemu-system-x86_64: egl: render node init failed (From OE-Core rev: cbbada6a6c9b0a2e97f7395117dad986555f2db9) Signed-off-by: Alexander Kanavin <alex@linutronix.de> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>