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drm: readd drm_lock_free in drm_unlock

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I've accidently killed a little bit too much in

commit 1da3f87ebb7edb3e0b829ec4bbe5fb3d9d93986f
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Mon Aug 23 22:53:24 2010 +0200

    drm: kill kernel_context_switch callbacks

Note to self: Next time also test with AIGLX disabled.

Reported-and-Tested-by: Andy Furniss <lists@andyfurniss.entadsl.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=30374
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Daniel Vetter
2010-09-26 00:24:48 +02:00
committed by Dave Airlie
parent 4a445f291a
commit 45ff46c54a
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/drm_lock.c
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@ -152,6 +152,7 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
{
struct drm_lock *lock = data;
struct drm_master *master = file_priv->master;
if (lock->context == DRM_KERNEL_CONTEXT) {
DRM_ERROR("Process %d using kernel context %d\n",
@ -161,6 +162,10 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
atomic_inc(&dev->counts[_DRM_STAT_UNLOCKS]);
if (drm_lock_free(&master->lock, lock->context)) {
/* FIXME: Should really bail out here. */
}
unblock_all_signals();
return 0;
}