My dear old i815 always hits the deadlocked on reclaim_buffers
warning. Switch over to the idlelock duct-tape on hope that
works better. I've fired up my i815 and now closing glxgears doesn't
take 5 seconds anymore. \o/
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
---
drivers/gpu/drm/i810/i810_dma.c | 17 +++++++++++------
drivers/gpu/drm/i810/i810_drv.c | 1 -
drivers/gpu/drm/i810/i810_drv.h | 6 ++----
3 files changed, 13 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c
index 8f371e8..6b73c3e 100644
--- a/drivers/gpu/drm/i810/i810_dma.c
+++ b/drivers/gpu/drm/i810/i810_dma.c
@@ -888,7 +888,7 @@ static int i810_flush_queue(struct drm_device *dev)
}
/* Must be called with the lock held */
-static void i810_reclaim_buffers(struct drm_device *dev,
+void i810_driver_reclaim_buffers(struct drm_device *dev,
struct drm_file *file_priv)
{
struct drm_device_dma *dma = dev->dma;
@@ -1225,12 +1225,17 @@ void i810_driver_preclose(struct drm_device *dev, struct drm_file *file_priv)
if (dev_priv->page_flipping)
i810_do_cleanup_pageflip(dev);
}
-}
-void i810_driver_reclaim_buffers_locked(struct drm_device *dev,
- struct drm_file *file_priv)
-{
- i810_reclaim_buffers(dev, file_priv);
+ if (file_priv->master && file_priv->master->lock.hw_lock) {
+ drm_idlelock_take(&file_priv->master->lock);
+ i810_driver_reclaim_buffers(dev, file_priv);
+ drm_idlelock_release(&file_priv->master->lock);
+ } else {
+ /* master disappeared, clean up stuff anyway and hope nothing
+ * goes wrong */
+ i810_driver_reclaim_buffers(dev, file_priv);
+ }
+
}
int i810_driver_dma_quiescent(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c
index 6f98d05..b264e19 100644
--- a/drivers/gpu/drm/i810/i810_drv.c
+++ b/drivers/gpu/drm/i810/i810_drv.c
@@ -50,7 +50,6 @@ static struct drm_driver driver = {
.lastclose = i810_driver_lastclose,
.preclose = i810_driver_preclose,
.device_is_agp = i810_driver_device_is_agp,
- .reclaim_buffers_locked = i810_driver_reclaim_buffers_locked,
.dma_quiescent = i810_driver_dma_quiescent,
.ioctls = i810_ioctls,
.fops = {
diff --git a/drivers/gpu/drm/i810/i810_drv.h b/drivers/gpu/drm/i810/i810_drv.h
index c9339f4..6e0acad 100644
--- a/drivers/gpu/drm/i810/i810_drv.h
+++ b/drivers/gpu/drm/i810/i810_drv.h
@@ -116,14 +116,12 @@ typedef struct drm_i810_private {
/* i810_dma.c */
extern int i810_driver_dma_quiescent(struct drm_device *dev);
-extern void i810_driver_reclaim_buffers_locked(struct drm_device *dev,
- struct drm_file *file_priv);
+void i810_driver_reclaim_buffers(struct drm_device *dev,
+ struct drm_file *file_priv);
extern int i810_driver_load(struct drm_device *, unsigned long flags);
extern void i810_driver_lastclose(struct drm_device *dev);
extern void i810_driver_preclose(struct drm_device *dev,
struct drm_file *file_priv);
-extern void i810_driver_reclaim_buffers_locked(struct drm_device *dev,
- struct drm_file *file_priv);
extern int i810_driver_device_is_agp(struct drm_device *dev);
extern long i810_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
--
1.7.7.1
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