Troll Berserker <berserker.tr...@yandex.com> writes: > Hmm. I see that drmDropMaster became conditional: > > if (!ms->fd_passed) > drmDropMaster(ms->fd);
That's actually a fix which is necessary so that the lessee doesn't give away control of the whole device. > I was thinking that may be it is possible to implement a CUSE driver > to expose leased descriptors as /dev/dri/card* devices so that it > would be possible to run X server unmodified. I suppose it could, but I'm not sure why you'd want to? > But now I see that these leased FDs are somehow special so you can't perform > drmDropMaster on them. > Why? 'drm master' is the overall controller of the whole device; when that is dropped, all of the related lessees and lessor no longer have access to the device. -- -keith
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