From: Thomas Hellstrom <thellst...@vmware.com>
Currently only one waiter is woken up, leaving other waiters
hanging waiting for the DRM lock.
Signed-off-by: Thomas Hellstrom <thellst...@vmware.com>
---
drivers/gpu/drm/drm_bufs.c | 2 +-
drivers/gpu/drm/drm_stub.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 445c762..6d80d17 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -466,7 +466,7 @@ int drm_rmmap_locked(struct drm_device *dev, struct
drm_local_map *map)
dev->sigdata.lock = NULL;
master->lock.hw_lock = NULL; /* SHM removed */
master->lock.file_priv = NULL;
- wake_up_interruptible(&master->lock.lock_queue);
+ wake_up_interruptible_all(&master->lock.lock_queue);
}
break;
case _DRM_AGP:
diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index 7c41600..b3a127d 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -152,7 +152,7 @@ static void drm_master_destroy(struct kref *kref)
dev->sigdata.lock = NULL;
master->lock.hw_lock = NULL;
master->lock.file_priv = NULL;
- wake_up_interruptible(&master->lock.lock_queue);
+ wake_up_interruptible_all(&master->lock.lock_queue);
}
drm_free(master, sizeof(*master), DRM_MEM_DRIVER);
--
1.6.1.3
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