From 26528627a6cea7f92a949e89e5db6e17ef9560c2 Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Tue, 26 Sep 2006 14:40:11 +0200 Subject: [PATCH] Remove the call to drm_lock_transfer, since it is not used anymore. Fix up drm_lock_free to retain the last locking context information. --- linux-core/drm_lock.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/linux-core/drm_lock.c b/linux-core/drm_lock.c index 8619def..9741763 100644 --- a/linux-core/drm_lock.c +++ b/linux-core/drm_lock.c @@ -170,11 +170,8 @@ int drm_unlock(struct inode *inode, struct file *filp, if (dev->driver->kernel_context_switch_unlock) dev->driver->kernel_context_switch_unlock(dev); else { - drm_lock_transfer(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT); - if (drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { + lock.context)) { DRM_ERROR("\n"); } } @@ -263,12 +260,12 @@ int drm_lock_free(drm_device_t * dev, { unsigned int old, new, prev; - dev->lock.filp = NULL; do { old = *lock; - new = 0; + new = _DRM_LOCKING_CONTEXT(old); prev = cmpxchg(lock, old, new); } while (prev != old); + if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) { DRM_DEBUG("%d freed heavyweight lock held by %d\n", context, _DRM_LOCKING_CONTEXT(old)); -- 2.7.4