diff options
Diffstat (limited to 'linux/drm_drv.h')
| -rw-r--r-- | linux/drm_drv.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/linux/drm_drv.h b/linux/drm_drv.h index 41349e8c..0a4f3aeb 100644 --- a/linux/drm_drv.h +++ b/linux/drm_drv.h @@ -496,7 +496,7 @@ static int DRM(takedown)( drm_device_t *dev ) #endif if ( dev->lock.hw_lock ) { dev->sigdata.lock = dev->lock.hw_lock = NULL; /* SHM removed */ - dev->lock.pid = 0; + dev->lock.filp = 0; wake_up_interruptible( &dev->lock.lock_queue ); } up( &dev->struct_sem ); @@ -732,8 +732,6 @@ int DRM(open)( struct inode *inode, struct file *filp ) return -ENODEV; } - DRM_DEBUG( "open_count = %d\n", dev->open_count ); - retcode = DRM(open_helper)( inode, filp, dev ); if ( !retcode ) { atomic_inc( &dev->counts[_DRM_STAT_OPENS] ); @@ -770,10 +768,10 @@ int DRM(release)( struct inode *inode, struct file *filp ) if ( dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) && - dev->lock.pid == current->pid ) { - DRM_DEBUG( "Process %d dead, freeing lock for context %d\n", - current->pid, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock) ); + dev->lock.filp == filp ) { + DRM_DEBUG( "File %p released, freeing lock for context %d\n", + filp, + _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock) ); #if __HAVE_RELEASE DRIVER_RELEASE(); #endif @@ -789,6 +787,7 @@ int DRM(release)( struct inode *inode, struct file *filp ) else if ( dev->lock.hw_lock ) { /* The lock is required to reclaim buffers */ DECLARE_WAITQUEUE( entry, current ); + add_wait_queue( &dev->lock.lock_queue, &entry ); for (;;) { current->state = TASK_INTERRUPTIBLE; @@ -799,7 +798,7 @@ int DRM(release)( struct inode *inode, struct file *filp ) } if ( DRM(lock_take)( &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT ) ) { - dev->lock.pid = priv->pid; + dev->lock.filp = filp; dev->lock.lock_time = jiffies; atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); break; /* Got lock */ @@ -823,7 +822,7 @@ int DRM(release)( struct inode *inode, struct file *filp ) } } #elif __HAVE_DMA - DRM(reclaim_buffers)( dev, priv->pid ); + DRM(reclaim_buffers)( filp ); #endif DRM(fasync)( -1, filp, 0 ); @@ -847,7 +846,7 @@ int DRM(release)( struct inode *inode, struct file *filp ) dev->file_last = priv->prev; } up( &dev->struct_sem ); - + DRM(free)( priv, sizeof(*priv), DRM_MEM_FILES ); /* ======================================================== @@ -872,6 +871,7 @@ int DRM(release)( struct inode *inode, struct file *filp ) spin_unlock( &dev->count_lock ); unlock_kernel(); + return retcode; } @@ -969,7 +969,7 @@ int DRM(lock)( struct inode *inode, struct file *filp, } if ( DRM(lock_take)( &dev->lock.hw_lock->lock, lock.context ) ) { - dev->lock.pid = current->pid; + dev->lock.filp = filp; dev->lock.lock_time = jiffies; atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); break; /* Got lock */ @@ -1051,7 +1051,7 @@ int DRM(unlock)( struct inode *inode, struct file *filp, * agent to request it then we should just be able to * take it immediately and not eat the ioctl. */ - dev->lock.pid = 0; + dev->lock.filp = 0; { __volatile__ unsigned int *plock = &dev->lock.hw_lock->lock; unsigned int old, new, prev, ctx; |