[Intel-gfx] [PATCH 08/11] drm: Enforce unlocked ioctl operation for kms driver ioctls
Gustavo Padovan
gustavo at padovan.org
Tue Sep 8 11:45:49 PDT 2015
Hi Daniel,
2015-09-08 Daniel Vetter <daniel.vetter at ffwll.ch>:
> With the prep patches for i915 all kms drivers either have
> DRM_UNLOCKED on all their ioctls. Or the ioctl always directly returns
> with an invariant return value when in modeset mode. But that's only
> the case for i915 and radeon. The drm core ioctls are unfortunately
> too much a mess still to dare this.
>
> Follow-up patches will remove DRM_UNLOCKED from all kms drivers to
> prove that this is indeed the case.
>
> Also update the documentation.
>
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> ---
> Documentation/DocBook/drm.tmpl | 4 +++-
> drivers/gpu/drm/drm_ioctl.c | 6 +++++-
> 2 files changed, 8 insertions(+), 2 deletions(-)
Reviewed-by: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
Gustavo
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