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Subject[PATCH v2 2/4] drm/virtio: Wake up all waiters when capset response comes in.
Date
From: David Riley <davidriley@chromium.org>

If multiple callers occur simultaneously, wake them all up.

Signed-off-by: David Riley <davidriley@chromium.org>
---
drivers/gpu/drm/virtio/virtgpu_vq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c
index e62fe24b1a2e..da71568adb9a 100644
--- a/drivers/gpu/drm/virtio/virtgpu_vq.c
+++ b/drivers/gpu/drm/virtio/virtgpu_vq.c
@@ -588,7 +588,7 @@ static void virtio_gpu_cmd_capset_cb(struct virtio_gpu_device *vgdev,
}
}
spin_unlock(&vgdev->display_info_lock);
- wake_up(&vgdev->resp_wq);
+ wake_up_all(&vgdev->resp_wq);
}

static int virtio_get_edid_block(void *data, u8 *buf,
--
2.22.0.rc2.383.gf4fbbf30c2-goog
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